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When to go · Finland

Finland in September

Good month. Ruska autumn colours in Lapland and the first auroras over lakes that are not yet frozen.

Key facts

Verdict
Good
Crowds
Medium
Finland
Prices
Medium
Finland

Verdict

GoodVoykit month rating for Finland

Ruska autumn colours in Lapland and the first auroras over lakes that are not yet frozen.

Is another month better than September?

September is rated good. These months rate higher:

Weather in September

  • South coast · Helsinki, Turku, Porvoo, Ålandfine

    Around −5 °C (23 °F) in January, 20–23 °C (68–73 °F) in July; 19 h of daylight at midsummer, 6 h in late December. The sea often freezes near shore in cold winters.

  • Lakeland · Tampere, Savonlinna, Kuopio, Kolifine

    Colder winters, warmer summers; lakes freeze solid for skating and skiing in February–March. Mosquitoes in June–July.

  • Lapland · Rovaniemi, Levi, Ylläs, Saariselkä, Inari, Kilpisjärvibest weather

    Snow from November to April; −15 to −30 °C (5 to −22 °F) in January. Polar night (kaamos) in the north from early December to early January; midnight sun in Utsjoki about 17 May – 27 July. Autumn colours (ruska) in early September.

  • Åland: Åland · main islands and archipelagofine

    June–August is the best-supported season for outdoor travel. Book accommodation and vehicle ferry space ahead for summer, especially around Midsummer.

  • Midnight sun mid‑May to mid‑July; polar night late Nov to mid‑Jan.

  • Finnish Lakeland: Lakeland · Central and eastern Finlandfine

    Ice on the lakes roughly December to April; summer days reach 20–25 °C (68–77 °F), with light until late evening in June and July.

  • Winter temperatures often below –30 °C (86 °F); record –49 °C (120 °F). Midnight sun mid‑June to early July; polar night Dec–Jan.

  • North-west Lapland: North-west Lapland · Arm of Finland, highest fellscold

    Winter extremes; summer short with July mean +11 °C (52 °F).

  • Northern Finland: Oulu and the Bothnia coast · Oulu, Kemi, Tornio, Kalajokifine

    Sea ice and cold winds Dec–Mar; the short summer is the reason to come for beaches and islands.

  • Northern Finland: Lapland · Rovaniemi, Levi, Ylläs, Saariselkä, Inari, Kilpisjärvifine

    Polar night (kaamos) in Dec–Jan means little daylight; auroras run roughly Sep–Mar; midnight sun Jun–Jul. Winter temperatures can drop below −30 °C (−22 °F).

  • July is warmest (about 17–22 °C (63–72 °F)); sea ice can close small-boat routes in winter; snow is not guaranteed on the coast.

  • Slightly colder than the coast; lake cruises and canal trips run roughly June–August.

  • West Coast: Turku and the southwest · Archipelago Sea coastfine

    Local conditions: check. Sea ice can close small-boat routes in winter.

  • West Coast: Ostrobothnia · Vaasa to Kokkolafine

    Local conditions: check. Flat and windy; the Kvarken ice and ferry schedules shape winter travel.

  • Helsinki15 °C (59 °F) / 9 °C (48 °F), 13 rain days
  • Äänekoski16 °C (61 °F) / 7 °C (45 °F), 9 rain days
  • Ähtäri16 °C (61 °F) / 8 °C (46 °F), 9 rain days
  • Akaa14 °C (57 °F) / 6 °C (43 °F), 10 rain days
  • Äkäslompolo10 °C (50 °F) / 2 °C (36 °F), 9 rain days
  • Alajärvi16 °C (61 °F) / 7 °C (45 °F), 8 rain days
  • Alavieska13 °C (55 °F) / 6 °C (43 °F), 9 rain days
  • Alavus14 °C (57 °F) / 6 °C (43 °F), 10 rain days
  • Askola18 °C (64 °F) / 11 °C (52 °F), 8 rain days
  • Eckerö15 °C (59 °F) / 8 °C (46 °F), 10 rain days
  • Enonkoski17 °C (63 °F) / 7 °C (45 °F), 10 rain days
  • Espoo14 °C (57 °F) / 7 °C (45 °F), 10 rain days
  • Eurajoki14 °C (57 °F) / 7 °C (45 °F), 10 rain days
  • Evijärvi13 °C (55 °F) / 5 °C (41 °F), 10 rain days
  • Finström16 °C (61 °F) / 10 °C (50 °F), 8 rain days
  • Föglö17 °C (63 °F) / 11 °C (52 °F), 10 rain days
  • Forssa14 °C (57 °F) / 6 °C (43 °F), 10 rain days
  • Geta15 °C (59 °F) / 8 °C (46 °F), 9 rain days
  • Gullkrona16 °C (61 °F) / 10 °C (50 °F), 11 rain days
  • Haapajärvi16 °C (61 °F) / 7 °C (45 °F), 8 rain days
  • Haapavesi14 °C (57 °F) / 7 °C (45 °F), 6 rain days
  • Hailuoto16 °C (61 °F) / 8 °C (46 °F), 9 rain days
  • Hämeenkyrö16 °C (61 °F) / 7 °C (45 °F), 9 rain days
  • Hämeenlinna14 °C (57 °F) / 6 °C (43 °F), 10 rain days
  • Hamina14 °C (57 °F) / 7 °C (45 °F), 10 rain days
  • Hammarland15 °C (59 °F) / 8 °C (46 °F), 10 rain days
  • Hammaslahti13 °C (55 °F) / 6 °C (43 °F), 10 rain days
  • Hanko15 °C (59 °F) / 9 °C (48 °F), 10 rain days
  • Harjavalta15 °C (59 °F) / 8 °C (46 °F), 10 rain days
  • Hartola16 °C (61 °F) / 7 °C (45 °F), 8 rain days
  • Hausjärvi17 °C (63 °F) / 8 °C (46 °F), 10 rain days
  • Heinävesi14 °C (57 °F) / 7 °C (45 °F), 8 rain days
  • Heinola14 °C (57 °F) / 6 °C (43 °F), 10 rain days
  • Hetta9 °C (48 °F) / 2 °C (36 °F), 10 rain days
  • Hirvensalmi14 °C (57 °F) / 6 °C (43 °F), 9 rain days
  • Hollola16 °C (61 °F) / 7 °C (45 °F), 8 rain days
  • Houtskär15 °C (59 °F) / 8 °C (46 °F), 11 rain days
  • Huittinen16 °C (61 °F) / 8 °C (46 °F), 9 rain days
  • Humppila16 °C (61 °F) / 7 °C (45 °F), 7 rain days
  • Hyrynsalmi16 °C (61 °F) / 6 °C (43 °F), 8 rain days
  • Hyvinkää18 °C (64 °F) / 11 °C (52 °F), 9 rain days
  • Ii12 °C (54 °F) / 5 °C (41 °F), 10 rain days
  • Iisalmi13 °C (55 °F) / 6 °C (43 °F), 9 rain days
  • Iitti15 °C (59 °F) / 7 °C (45 °F), 8 rain days
  • Ikaalinen16 °C (61 °F) / 7 °C (45 °F), 7 rain days
  • Ilmajoki19 °C (66 °F) / 11 °C (52 °F), 9 rain days
  • Ilomantsi15 °C (59 °F) / 6 °C (43 °F), 8 rain days
  • Imatra14 °C (57 °F) / 6 °C (43 °F), 12 rain days
  • Inari9 °C (48 °F) / 3 °C (37 °F), 12 rain days
  • Iniö15 °C (59 °F) / 8 °C (46 °F), 11 rain days
  • Isojoki15 °C (59 °F) / 7 °C (45 °F), 8 rain days
  • Ivalo12 °C (54 °F) / 2 °C (36 °F), 8 rain days
  • Jakobstad14 °C (57 °F) / 6 °C (43 °F), 10 rain days
  • Jalasjärvi16 °C (61 °F) / 7 °C (45 °F), 9 rain days
  • Jämsä15 °C (59 °F) / 7 °C (45 °F), 8 rain days
  • Janakkala16 °C (61 °F) / 8 °C (46 °F), 7 rain days
  • Järvenpää14 °C (57 °F) / 6 °C (43 °F), 10 rain days
  • Joensuu13 °C (55 °F) / 6 °C (43 °F), 12 rain days
  • Jokioinen14 °C (57 °F) / 6 °C (43 °F), 10 rain days
  • Jomala16 °C (61 °F) / 10 °C (50 °F), 9 rain days
  • Joutsa14 °C (57 °F) / 6 °C (43 °F), 9 rain days
  • Joutseno16 °C (61 °F) / 7 °C (45 °F), 9 rain days
  • Jurmo15 °C (59 °F) / 9 °C (48 °F), 10 rain days
  • Juuka13 °C (55 °F) / 6 °C (43 °F), 10 rain days
  • Juupajoki16 °C (61 °F) / 8 °C (46 °F), 9 rain days
  • Juva14 °C (57 °F) / 6 °C (43 °F), 10 rain days
  • Jyväskylä14 °C (57 °F) / 7 °C (45 °F), 12 rain days
  • Kaarina15 °C (59 °F) / 7 °C (45 °F), 10 rain days
  • Kaavi14 °C (57 °F) / 6 °C (43 °F), 10 rain days
  • Kajaani12 °C (54 °F) / 4 °C (39 °F), 10 rain days
  • Kalajoki13 °C (55 °F) / 6 °C (43 °F), 9 rain days
  • Kangasala14 °C (57 °F) / 6 °C (43 °F), 10 rain days
  • Kangasniemi14 °C (57 °F) / 6 °C (43 °F), 10 rain days
  • Kankaanpää16 °C (61 °F) / 6 °C (43 °F), 9 rain days
  • Kannus14 °C (57 °F) / 5 °C (41 °F), 10 rain days
  • Karesuvanto9 °C (48 °F) / 1 °C (34 °F), 10 rain days
  • Karigasniemi12 °C (54 °F) / 1 °C (34 °F), 8 rain days
  • Karijoki16 °C (61 °F) / 7 °C (45 °F), 7 rain days
  • Karkkila17 °C (63 °F) / 10 °C (50 °F), 9 rain days
  • Kärkölä16 °C (61 °F) / 8 °C (46 °F), 7 rain days
  • Kärsämäki14 °C (57 °F) / 6 °C (43 °F), 8 rain days
  • Karstula16 °C (61 °F) / 6 °C (43 °F), 9 rain days
  • Karvia13 °C (55 °F) / 5 °C (41 °F), 9 rain days
  • Kaskinen14 °C (57 °F) / 7 °C (45 °F), 9 rain days
  • Kauhajoki16 °C (61 °F) / 5 °C (41 °F), 8 rain days
  • Kauhava15 °C (59 °F) / 7 °C (45 °F), 8 rain days
  • Kaustinen14 °C (57 °F) / 5 °C (41 °F), 11 rain days
  • Keitele16 °C (61 °F) / 7 °C (45 °F), 8 rain days
  • Kemi12 °C (54 °F) / 5 °C (41 °F), 11 rain days
  • Kemijärvi11 °C (52 °F) / 3 °C (37 °F), 10 rain days
  • Kerava17 °C (63 °F) / 9 °C (48 °F), 9 rain days
  • Kerimäki16 °C (61 °F) / 6 °C (43 °F), 5 rain days
  • Keuruu15 °C (59 °F) / 5 °C (41 °F), 8 rain days
  • Kihniö14 °C (57 °F) / 6 °C (43 °F), 10 rain days
  • Kilpisjärvi8 °C (46 °F) / 2 °C (36 °F), 13 rain days
  • Kirkkonummi16 °C (61 °F) / 9 °C (48 °F), 9 rain days
  • Kitee16 °C (61 °F) / 7 °C (45 °F), 8 rain days
  • Kittilä10 °C (50 °F) / 2 °C (36 °F), 9 rain days
  • Kiuruvesi15 °C (59 °F) / 5 °C (41 °F), 11 rain days
  • Kökar15 °C (59 °F) / 9 °C (48 °F), 11 rain days
  • Kokemäki16 °C (61 °F) / 7 °C (45 °F), 8 rain days
  • Kokkola13 °C (55 °F) / 6 °C (43 °F), 10 rain days
  • Kolari11 °C (52 °F) / 2 °C (36 °F), 9 rain days
  • Kontiolahti15 °C (59 °F) / 6 °C (43 °F), 8 rain days
  • Korpo15 °C (59 °F) / 9 °C (48 °F), 10 rain days
  • Kotka15 °C (59 °F) / 7 °C (45 °F), 10 rain days
  • Kouvola14 °C (57 °F) / 6 °C (43 °F), 10 rain days
  • Kristinestad14 °C (57 °F) / 6 °C (43 °F), 10 rain days
  • Kronoby15 °C (59 °F) / 7 °C (45 °F), 9 rain days
  • Kuhmo16 °C (61 °F) / 6 °C (43 °F), 9 rain days
  • Kuhmoinen15 °C (59 °F) / 5 °C (41 °F), 8 rain days
  • Kumlinge15 °C (59 °F) / 9 °C (48 °F), 10 rain days
  • Kuopio13 °C (55 °F) / 6 °C (43 °F), 10 rain days
  • Kuortane16 °C (61 °F) / 7 °C (45 °F), 8 rain days
  • Kurikka16 °C (61 °F) / 8 °C (46 °F), 9 rain days
  • Kuusamo10 °C (50 °F) / 3 °C (37 °F), 10 rain days
  • Kyyjärvi16 °C (61 °F) / 6 °C (43 °F), 8 rain days
  • Lahti14 °C (57 °F) / 6 °C (43 °F), 10 rain days
  • Laihia14 °C (57 °F) / 6 °C (43 °F), 10 rain days
  • Laitila15 °C (59 °F) / 7 °C (45 °F), 10 rain days
  • Lapinjärvi16 °C (61 °F) / 8 °C (46 °F), 8 rain days
  • Lapinlahti13 °C (55 °F) / 6 °C (43 °F), 10 rain days
  • Lappajärvi14 °C (57 °F) / 5 °C (41 °F), 10 rain days
  • Lappeenranta14 °C (57 °F) / 6 °C (43 °F), 11 rain days
  • Lapua16 °C (61 °F) / 7 °C (45 °F), 7 rain days
  • Larsmo15 °C (59 °F) / 7 °C (45 °F), 10 rain days
  • Laukaa14 °C (57 °F) / 6 °C (43 °F), 10 rain days
  • Lavia18 °C (64 °F) / 10 °C (50 °F), 9 rain days
  • Lemland16 °C (61 °F) / 10 °C (50 °F), 10 rain days
  • Lempäälä16 °C (61 °F) / 9 °C (48 °F), 9 rain days
  • Leppävirta16 °C (61 °F) / 7 °C (45 °F), 8 rain days
  • Levi11 °C (52 °F) / 2 °C (36 °F), 12 rain days
  • Lieksa13 °C (55 °F) / 6 °C (43 °F), 11 rain days
  • Liminka and surroundings15 °C (59 °F) / 7 °C (45 °F), 8 rain days
  • Linnanmäki17 °C (63 °F) / 10 °C (50 °F), 10 rain days
  • Liperi14 °C (57 °F) / 7 °C (45 °F), 10 rain days
  • Lohja15 °C (59 °F) / 7 °C (45 °F), 10 rain days
  • Loimaa16 °C (61 °F) / 9 °C (48 °F), 8 rain days
  • Loppi16 °C (61 °F) / 8 °C (46 °F), 7 rain days
  • Loviisa15 °C (59 °F) / 7 °C (45 °F), 10 rain days
  • Lumparland16 °C (61 °F) / 10 °C (50 °F), 6 rain days
  • Luosto10 °C (50 °F) / 2 °C (36 °F), 9 rain days
  • Malax15 °C (59 °F) / 7 °C (45 °F), 9 rain days
  • Mäntsälä16 °C (61 °F) / 9 °C (48 °F), 9 rain days
  • Mänttä-Vilppula16 °C (61 °F) / 7 °C (45 °F), 9 rain days
  • Mäntyharju16 °C (61 °F) / 7 °C (45 °F), 8 rain days
  • Mariehamn15 °C (59 °F) / 8 °C (46 °F), 10 rain days
  • Marttila14 °C (57 °F) / 6 °C (43 °F), 11 rain days
  • Merijärvi14 °C (57 °F) / 7 °C (45 °F), 9 rain days
  • Merikarvia14 °C (57 °F) / 7 °C (45 °F), 10 rain days
  • Miehikkälä16 °C (61 °F) / 8 °C (46 °F), 8 rain days
  • Mikkeli14 °C (57 °F) / 6 °C (43 °F), 10 rain days
  • Muhos13 °C (55 °F) / 5 °C (41 °F), 10 rain days
  • Multia14 °C (57 °F) / 6 °C (43 °F), 10 rain days
  • Muonio10 °C (50 °F) / 3 °C (37 °F), 9 rain days
  • Muurame14 °C (57 °F) / 7 °C (45 °F), 10 rain days
  • Myrskylä16 °C (61 °F) / 8 °C (46 °F), 5 rain days
  • Naantali15 °C (59 °F) / 7 °C (45 °F), 10 rain days
  • Nagu15 °C (59 °F) / 8 °C (46 °F), 10 rain days
  • Nakkila0 °C (32 °F) / 0 °C (32 °F), 0 rain days
  • Närpes14 °C (57 °F) / 6 °C (43 °F), 11 rain days
  • Nastola17 °C (63 °F) / 10 °C (50 °F), 7 rain days
  • Nivala16 °C (61 °F) / 7 °C (45 °F), 9 rain days
  • Nokia14 °C (57 °F) / 6 °C (43 °F), 10 rain days
  • Nötö18 °C (64 °F) / 10 °C (50 °F), 8 rain days
  • Nousiainen18 °C (64 °F) / 10 °C (50 °F), 9 rain days
  • Nuorgam10 °C (50 °F) / 3 °C (37 °F), 9 rain days
  • Nurmes15 °C (59 °F) / 6 °C (43 °F), 8 rain days
  • Nurmijärvi15 °C (59 °F) / 7 °C (45 °F), 11 rain days
  • Nykarleby15 °C (59 °F) / 7 °C (45 °F), 10 rain days
  • Orimattila16 °C (61 °F) / 7 °C (45 °F), 9 rain days
  • Oripää17 °C (63 °F) / 9 °C (48 °F), 8 rain days
  • Orivesi15 °C (59 °F) / 5 °C (41 °F), 9 rain days
  • Oulainen13 °C (55 °F) / 5 °C (41 °F), 9 rain days
  • Oulu13 °C (55 °F) / 5 °C (41 °F), 10 rain days
  • Outokumpu14 °C (57 °F) / 6 °C (43 °F), 9 rain days
  • Padasjoki16 °C (61 °F) / 7 °C (45 °F), 8 rain days
  • Paimio15 °C (59 °F) / 7 °C (45 °F), 11 rain days
  • Pälkäne14 °C (57 °F) / 7 °C (45 °F), 10 rain days
  • Paltamo13 °C (55 °F) / 5 °C (41 °F), 11 rain days
  • Pargas15 °C (59 °F) / 8 °C (46 °F), 10 rain days
  • Parikkala16 °C (61 °F) / 7 °C (45 °F), 8 rain days
  • Parkano16 °C (61 °F) / 7 °C (45 °F), 7 rain days
  • Pelkosenniemi10 °C (50 °F) / 3 °C (37 °F), 9 rain days
  • Pello11 °C (52 °F) / 3 °C (37 °F), 9 rain days
  • Pertunmaa16 °C (61 °F) / 7 °C (45 °F), 8 rain days
  • Petäjävesi14 °C (57 °F) / 6 °C (43 °F), 10 rain days
  • Pieksämäki12 °C (54 °F) / 3 °C (37 °F), 7 rain days
  • Pielavesi15 °C (59 °F) / 6 °C (43 °F), 9 rain days
  • Pihtipudas13 °C (55 °F) / 6 °C (43 °F), 10 rain days
  • Piikkö18 °C (64 °F) / 11 °C (52 °F), 9 rain days
  • Pirkkala16 °C (61 °F) / 8 °C (46 °F), 11 rain days
  • Polvijärvi13 °C (55 °F) / 6 °C (43 °F), 11 rain days
  • Pomarkku16 °C (61 °F) / 7 °C (45 °F), 8 rain days
  • Pori14 °C (57 °F) / 7 °C (45 °F), 10 rain days
  • Pornainen17 °C (63 °F) / 10 °C (50 °F), 9 rain days
  • Porvoo14 °C (57 °F) / 7 °C (45 °F), 10 rain days
  • Posio11 °C (52 °F) / 3 °C (37 °F), 10 rain days
  • Pudasjärvi14 °C (57 °F) / 5 °C (41 °F), 7 rain days
  • Pukkila16 °C (61 °F) / 8 °C (46 °F), 8 rain days
  • Punkaharju16 °C (61 °F) / 8 °C (46 °F), 11 rain days
  • Punkalaidun14 °C (57 °F) / 6 °C (43 °F), 10 rain days
  • Puolanka14 °C (57 °F) / 3 °C (37 °F), 9 rain days
  • Puumala14 °C (57 °F) / 7 °C (45 °F), 10 rain days
  • Pyhä10 °C (50 °F) / 3 °C (37 °F), 9 rain days
  • Pyhäjärvi13 °C (55 °F) / 5 °C (41 °F), 10 rain days
  • Pyhäjoki14 °C (57 °F) / 6 °C (43 °F), 10 rain days
  • Pyhäntä13 °C (55 °F) / 5 °C (41 °F), 10 rain days
  • Raahe12 °C (54 °F) / 5 °C (41 °F), 10 rain days
  • Rääkkylä16 °C (61 °F) / 6 °C (43 °F), 10 rain days
  • Rantasalmi16 °C (61 °F) / 7 °C (45 °F), 9 rain days
  • Ranua11 °C (52 °F) / 4 °C (39 °F), 10 rain days
  • Rauma15 °C (59 °F) / 7 °C (45 °F), 10 rain days
  • Rautalampi13 °C (55 °F) / 5 °C (41 °F), 10 rain days
  • Rautavaara13 °C (55 °F) / 5 °C (41 °F), 10 rain days
  • Rautjärvi16 °C (61 °F) / 7 °C (45 °F), 8 rain days
  • Reisjärvi13 °C (55 °F) / 5 °C (41 °F), 9 rain days
  • Riihimäki14 °C (57 °F) / 6 °C (43 °F), 10 rain days
  • Ristijärvi15 °C (59 °F) / 6 °C (43 °F), 9 rain days
  • Rovaniemi10.4 °C (51 °F) / 4.2 °C (40 °F), 11 rain days
  • Ruka10 °C (50 °F) / 3 °C (37 °F), 10 rain days
  • Ruovesi16 °C (61 °F) / 7 °C (45 °F), 9 rain days
  • Saarijärvi16 °C (61 °F) / 7 °C (45 °F), 8 rain days
  • Saariselkä9 °C (48 °F) / 2 °C (36 °F), 10 rain days
  • Salla10 °C (50 °F) / 3 °C (37 °F), 10 rain days
  • Salo15 °C (59 °F) / 7 °C (45 °F), 10 rain days
  • Saltvik18 °C (64 °F) / 11 °C (52 °F), 10 rain days
  • Sastamala17 °C (63 °F) / 9 °C (48 °F), 8 rain days
  • Savonlinna14 °C (57 °F) / 6 °C (43 °F), 11 rain days
  • Seinäjoki14 °C (57 °F) / 6 °C (43 °F), 10 rain days
  • Sevettijärvi10 °C (50 °F) / 3 °C (37 °F), 11 rain days
  • Siikainen16 °C (61 °F) / 8 °C (46 °F), 11 rain days
  • Siikajoki14 °C (57 °F) / 6 °C (43 °F), 9 rain days
  • Siikalatva13 °C (55 °F) / 5 °C (41 °F), 9 rain days
  • Siilinjärvi16 °C (61 °F) / 6 °C (43 °F), 8 rain days
  • Simo12 °C (54 °F) / 5 °C (41 °F), 10 rain days
  • Siuntio15 °C (59 °F) / 7 °C (45 °F), 10 rain days
  • Själö15 °C (59 °F) / 8 °C (46 °F), 11 rain days
  • Somero16 °C (61 °F) / 8 °C (46 °F), 10 rain days
  • Sonkajärvi16 °C (61 °F) / 7 °C (45 °F), 7 rain days
  • Sotkamo14 °C (57 °F) / 4 °C (39 °F), 8 rain days
  • Sottunga15 °C (59 °F) / 8 °C (46 °F), 8 rain days
  • Sulkava17 °C (63 °F) / 8 °C (46 °F), 9 rain days
  • Sund16 °C (61 °F) / 9 °C (48 °F), 8 rain days
  • Suomenniemi14 °C (57 °F) / 7 °C (45 °F), 10 rain days
  • Suomu11 °C (52 °F) / 3 °C (37 °F), 8 rain days
  • Suomusjärvi17 °C (63 °F) / 9 °C (48 °F), 5 rain days
  • Suomussalmi14 °C (57 °F) / 4 °C (39 °F), 8 rain days
  • Suonenjoki13 °C (55 °F) / 5 °C (41 °F), 10 rain days
  • Sysmä17 °C (63 °F) / 9 °C (48 °F), 7 rain days
  • Taivalkoski15 °C (59 °F) / 5 °C (41 °F), 9 rain days
  • Tampere14 °C (57 °F) / 6 °C (43 °F), 9 rain days
  • Tankavaara10 °C (50 °F) / 3 °C (37 °F), 10 rain days
  • Tervo13 °C (55 °F) / 5 °C (41 °F), 9 rain days
  • Tervola11 °C (52 °F) / 3 °C (37 °F), 10 rain days
  • Teuva15 °C (59 °F) / 7 °C (45 °F), 10 rain days
  • Tohmajärvi16 °C (61 °F) / 7 °C (45 °F), 8 rain days
  • Toivakka16 °C (61 °F) / 7 °C (45 °F), 9 rain days
  • Tornio12 °C (54 °F) / 5 °C (41 °F), 9 rain days
  • Turku16 °C (61 °F) / 9 °C (48 °F), 12 rain days
  • Tuusniemi14 °C (57 °F) / 7 °C (45 °F), 10 rain days
  • Tuusula16 °C (61 °F) / 9 °C (48 °F), 9 rain days
  • Ulvila15 °C (59 °F) / 7 °C (45 °F), 10 rain days
  • Urjala14 °C (57 °F) / 6 °C (43 °F), 9 rain days
  • Utajärvi14 °C (57 °F) / 4 °C (39 °F), 8 rain days
  • Utö15 °C (59 °F) / 10 °C (50 °F), 10 rain days
  • Utsjoki10 °C (50 °F) / 3 °C (37 °F), 11 rain days
  • Uusikaupunki15 °C (59 °F) / 7 °C (45 °F), 10 rain days
  • Vaala14 °C (57 °F) / 4 °C (39 °F), 8 rain days
  • Vaasa14 °C (57 °F) / 6 °C (43 °F), 10 rain days
  • Valkeakoski15 °C (59 °F) / 7 °C (45 °F), 8 rain days
  • Valtimo13 °C (55 °F) / 6 °C (43 °F), 10 rain days
  • Vantaa15 °C (59 °F) / 8 °C (46 °F), 10 rain days
  • Varkaus14 °C (57 °F) / 6 °C (43 °F), 10 rain days
  • Vesanto16 °C (61 °F) / 7 °C (45 °F), 8 rain days
  • Vieremä13 °C (55 °F) / 5 °C (41 °F), 10 rain days
  • Vihti14 °C (57 °F) / 6 °C (43 °F), 10 rain days
  • Viitasaari16 °C (61 °F) / 7 °C (45 °F), 9 rain days
  • Vimpeli17 °C (63 °F) / 8 °C (46 °F), 8 rain days
  • Virolahti15 °C (59 °F) / 7 °C (45 °F), 10 rain days
  • Virrat16 °C (61 °F) / 7 °C (45 °F), 8 rain days
  • Vörå16 °C (61 °F) / 8 °C (46 °F), 8 rain days
  • Vuolijoki16 °C (61 °F) / 7 °C (45 °F), 8 rain days
  • Ylitornio12 °C (54 °F) / 4 °C (39 °F), 10 rain days
  • Ylivieska16 °C (61 °F) / 9 °C (48 °F), 8 rain days
  • Ylläs10 °C (50 °F) / 2 °C (36 °F), 10 rain days
  • Ylöjärvi16 °C (61 °F) / 8 °C (46 °F), 8 rain days
  • Ypäjä14 °C (57 °F) / 6 °C (43 °F), 9 rain days

Festivals and holidays

Dates as our data lists them. Moving holidays (lunar and Islamic calendars, Easter) shift every year: check the date for your year before you build a trip on it.

  • Helsinki Design Week check

    September · Helsinki

    Pop-ups, shows and crowded design streets

Crowds and prices

Crowds · Finland
Medium
Prices · Finland
Medium

Compare two months

Weather, crowds and prices for any two months in Finland, side by side.

  • Verdict

    Sep: Good

    Jun: Great (better)

  • Crowds

    Sep: Medium

    Jun: Medium

  • Prices

    Sep: Medium

    Jun: Medium

  • Festivals listed

    Sep: 1

    Jun: 3

September: Ruska autumn colours in Lapland and the first auroras over lakes that are not yet frozen.

June: White nights and Midsummer; lakes warming; mosquitoes in the north.

Finland: figures are long-term averages from this guide, not a forecast.

What to pack

Nothing unusual for the weather this month.

Build the full packing list for your trip →

Where to go in September

Rated best or good this month

  • Lapland

    Best weather of the year (Rovaniemi, Levi, Ylläs, Saariselkä, Inari, Kilpisjärvi)

  • Helsinki

    Cool, clear, quieter; autumn colours.

  • Äkäslompolo

    Best months: Feb–Apr (skiing, auroras), Jun–Aug (hiking, midnight sun), Sep (ruska)

  • Alajärvi

    Best months: Jun–Aug, Sep

  • Askola

    Best months: Jun–Aug, Sep

  • Espoo

    Best months: Jun–Aug for islands and boats; Sep–Oct for forest colours; Jan–Mar for cross-country skiing

  • Eurajoki

    Best months: May–Sep

  • Haapajärvi

    Best months: Jun–Aug, Sep–Oct

  • Haapavesi

    Best months: Jun–Aug, Sep

  • Hausjärvi

    Best months: Jun–Aug, Sep

  • Ivalo

    Best months: Dec–Mar, Sep–Oct

  • Järvenpää

    Best months: May–Sep (Ainola open, lake walks, long light); Jul for Puistoblues