When to go · Helsinki
Helsinki in June
Great month. Very long evenings; Midsummer weekend empties the city.
Key facts
- Verdict
- Great
- Temperature
- 19°C (66°F)66°F (19°C) / 11°C (52°F)52°F (11°C)
- average high / low
- Rain days
- 10
- Crowds
- Medium
- Finland overall
- Prices
- Medium
- Finland overall
Verdict
Very long evenings; Midsummer weekend empties the city.
All twelve months in one grid — weather, crowds and prices, with gaps left as unknown.
Is another month better than June?
No other month rates higher than June for Helsinki in this guide.
Weather in June
- HelsinkiHighs around 19 °C (66 °F), lows around 11 °C (52 °F), rain on about 10 daysHighs around 66 °F (19 °C), lows around 52 °F (11 °C), rain on about 10 days
- South coast, Finland · Helsinki, Turku, Porvoo, Ålandbest weather
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.Around 23 °F (−5 °C) in January, 68–73 °F (20–23 °C) in July; 19 h of daylight at midsummer, 6 h in late December. The sea often freezes near shore in cold winters.
Summer season
Long light, terraces, sea swimming, Flow in August
Watch: Midsummer weekend shuts the city; some restaurants close in July.
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 Day check
12 June · Central Helsinki
Free events and concerts
Juhannus (Midsummer)
The weekend closest to 24 June · Nationwide
The city empties; most shops and restaurants close
Midsummer (Juhannus) big impact
Fri–Sat between 19 and 26 Jun (25–26 Jun 2027) · Finland
Bonfires at cottages; cities empty, shops and restaurants closed on the Eve.
Crowds and prices
- Crowds · Finland overall
- Medium
- Prices · Finland overall
- Medium
Finland overall: White nights and Midsummer; lakes warming; mosquitoes in the north.
Compare two months
Weather, crowds and prices for any two months in Helsinki, side by side.
Verdict
Jun: Great
May: Great
Daytime high
Jun: 19 °C (66 °F)66 °F (19 °C)
May: 14 °C (57 °F)57 °F (14 °C)
Night low
Jun: 11 °C (52 °F)52 °F (11 °C)
May: 6 °C (43 °F)43 °F (6 °C)
Rain days
Jun: 10
May: 9 (better)
Crowds
Jun: Medium
May: Low
Prices
Jun: Medium
May: Medium
Festivals listed
Jun: 3
May: 1
June: Very long evenings; Midsummer weekend empties the city.
May: Bright and fresh; ferries and terraces start.
Helsinki: figures are long-term averages from this guide, not a forecast.
What to pack
- A warm layer for the evenings
- A rain jacket or umbrella and shoes that dry fast