When to go · Slovenia
Slovenia in January
Mixed month. Ski season at Kranjska Gora and Vogel; Ljubljana foggy and quiet.
Key facts
- Verdict
- Mixed
- Crowds
- Low
- Slovenia
- Prices
- Low
- Slovenia
Verdict
Ski season at Kranjska Gora and Vogel; Ljubljana foggy and quiet.
Is another month better than January?
January is rated mixed. These months rate higher:
Weather in January
- Ljubljana and the centre · Ljubljana, Škofja Loka, Mariborcool
Continental: foggy winters in the Ljubljana basin, warm summers with storms.
- Julian Alps · Bled, Bohinj, Kranjska Gora, Boveccool
Snow December–March; hiking June–September; the Soča side is among the wettest places in Europe in autumn.
- Karst and coast · Piran, Izola, Koper, Lipicacool
Mediterranean; the bora wind blasts the Karst in winter; sea swimming June–September.
- Coast and Karst: Coast (Koper, Izola, Piran, Portorož) · Adriatic shorecool
Mediterranean; sea swimming roughly May–October, warmest Jul–Aug. Bora wind can blow cold in winter.
- Coast and Karst: Karst plateau (Postojna, Divača, Sežana) · Inland limestonecool
Caves stay about 8–12 °C (46–54 °F) all year; the plateau is cooler and windier than the coast.Caves stay about 46–54 °F (8–12 °C) all year; the plateau is cooler and windier than the coast.
- Eastern Slovenia: Maribor / Ptuj · Drava valleycool
Continental: warm summers, cold winters, rain spread through the year.
- Eastern Slovenia: Prekmurje · Mura plaincool
Slightly drier and flatter; fog can sit for days in late autumn and winter.
- Julian Alps: Julian Alps · Bled, Bohinj, Soča valley, Kranjska Goracold
Valley summers are mild; afternoon thunderstorms June–August. Snow closes high passes in winter — check local conditions and seasonal closures before driving up a valley.
- Pohorje-Savinjska: Pohorje plateau · Ridge above 1,000 m, west and east of the summitsnow
Cooler and wetter than the valleys; snow cover on the ridge typically December to March, and the ski season depends on it.
- Pohorje-Savinjska: Savinja valley and Celje basin · Celje, Laško, Slovenske Konjice, Slovenj Gradeccold
Valley heat in July and August; afternoon thunderstorms are common in summer.
- Southeastern Slovenia: Novo Mesto / Brežice · Krka and Sava valleyscold
Continental valley climate: warm summers, cold winters with snow; spring and autumn are the pick. Check current forecasts before travelling.
- Ljubljana3 °C (37 °F) / -3 °C (27 °F), 10 rain days37 °F (3 °C) / 27 °F (-3 °C), 10 rain days
- Bled2 °C (36 °F) / -5 °C (23 °F), 8 rain days36 °F (2 °C) / 23 °F (-5 °C), 8 rain days
- Bovec3 °C (37 °F) / -5 °C (23 °F), 8 rain days37 °F (3 °C) / 23 °F (-5 °C), 8 rain days
- Brežice4 °C (39 °F) / -3 °C (27 °F), 8 rain days39 °F (4 °C) / 27 °F (-3 °C), 8 rain days
- Celje3 °C (37 °F) / -2 °C (28 °F), 7 rain days37 °F (3 °C) / 28 °F (-2 °C), 7 rain days
- Divača7 °C (45 °F) / -1 °C (30 °F), 10 rain days45 °F (7 °C) / 30 °F (-1 °C), 10 rain days
- Dovje-Mojstrana1 °C (34 °F) / -6 °C (21 °F), 7 rain days34 °F (1 °C) / 21 °F (-6 °C), 7 rain days
- Grosuplje4 °C (39 °F) / -2 °C (28 °F), 9 rain days39 °F (4 °C) / 28 °F (-2 °C), 9 rain days
- Idrija4 °C (39 °F) / -2 °C (28 °F), 8 rain days39 °F (4 °C) / 28 °F (-2 °C), 8 rain days
- Izola10 °C (50 °F) / 3 °C (37 °F), 8 rain days50 °F (10 °C) / 37 °F (3 °C), 8 rain days
- Jesenice2 °C (36 °F) / -5 °C (23 °F), 8 rain days36 °F (2 °C) / 23 °F (-5 °C), 8 rain days
- Jezersko4 °C (39 °F) / -2 °C (28 °F), 9 rain days39 °F (4 °C) / 28 °F (-2 °C), 9 rain days
- Kamnik3 °C (37 °F) / -4 °C (25 °F), 9 rain days37 °F (3 °C) / 25 °F (-4 °C), 9 rain days
- Kobarid4 °C (39 °F) / -3 °C (27 °F), 8 rain days39 °F (4 °C) / 27 °F (-3 °C), 8 rain days
- Koper9 °C (48 °F) / 3 °C (37 °F), 8 rain days48 °F (9 °C) / 37 °F (3 °C), 8 rain days
- Kranj5 °C (41 °F) / -2 °C (28 °F), 8 rain days41 °F (5 °C) / 28 °F (-2 °C), 8 rain days
- Kranjska Gora1 °C (34 °F) / -6 °C (21 °F), 7 rain days34 °F (1 °C) / 21 °F (-6 °C), 7 rain days
- Lendava3 °C (37 °F) / -2 °C (28 °F), 10 rain days37 °F (3 °C) / 28 °F (-2 °C), 10 rain days
- Lipica7 °C (45 °F) / 0 °C (32 °F), 6 rain days45 °F (7 °C) / 32 °F (0 °C), 6 rain days
- Maribor4 °C (39 °F) / -3 °C (27 °F), 9 rain days39 °F (4 °C) / 27 °F (-3 °C), 9 rain days
- Murska Sobota3 °C (37 °F) / -4 °C (25 °F), 6 rain days37 °F (3 °C) / 25 °F (-4 °C), 6 rain days
- Nova Gorica5 °C (41 °F) / -2 °C (28 °F), 8 rain days41 °F (5 °C) / 28 °F (-2 °C), 8 rain days
- Novo Mesto5 °C (41 °F) / -2 °C (28 °F), 8 rain days41 °F (5 °C) / 28 °F (-2 °C), 8 rain days
- Piran9 °C (48 °F) / 3 °C (37 °F), 8 rain days48 °F (9 °C) / 37 °F (3 °C), 8 rain days
- Portorož10 °C (50 °F) / 2 °C (36 °F), 8 rain days50 °F (10 °C) / 36 °F (2 °C), 8 rain days
- Postojna3 °C (37 °F) / -2 °C (28 °F), 12 rain days37 °F (3 °C) / 28 °F (-2 °C), 12 rain days
- Ptuj3 °C (37 °F) / -2 °C (28 °F), 7 rain days37 °F (3 °C) / 28 °F (-2 °C), 7 rain days
- Ribnica3 °C (37 °F) / -4 °C (25 °F), 7 rain days37 °F (3 °C) / 25 °F (-4 °C), 7 rain days
- Sevnica4 °C (39 °F) / -3 °C (27 °F), 8 rain days39 °F (4 °C) / 27 °F (-3 °C), 8 rain days
- Sežana5 °C (41 °F) / -2 °C (28 °F), 7 rain days41 °F (5 °C) / 28 °F (-2 °C), 7 rain days
- Škofja Loka3 °C (37 °F) / -4 °C (25 °F), 8 rain days37 °F (3 °C) / 25 °F (-4 °C), 8 rain days
- Slovenj Gradec3 °C (37 °F) / -5 °C (23 °F), 8 rain days37 °F (3 °C) / 23 °F (-5 °C), 8 rain days
- Srednja Dobrava3 °C (37 °F) / -2 °C (28 °F), 13 rain days37 °F (3 °C) / 28 °F (-2 °C), 13 rain days
- Tolmin5 °C (41 °F) / -2 °C (28 °F), 12 rain days41 °F (5 °C) / 28 °F (-2 °C), 12 rain days
- Trbovlje4 °C (39 °F) / -3 °C (27 °F), 8 rain days39 °F (4 °C) / 27 °F (-3 °C), 8 rain days
- Uskovnica2 °C (36 °F) / -4 °C (25 °F), 8 rain days36 °F (2 °C) / 25 °F (-4 °C), 8 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.
New Year
1–2 Jan
Two days off; shops closed.
Crowds and prices
- Crowds · Slovenia
- Low
- Prices · Slovenia
- Low
Compare two months
Weather, crowds and prices for any two months in Slovenia, side by side.
Verdict
Jan: Mixed
May: Great (better)
Crowds
Jan: Low
May: Medium
Prices
Jan: Low
May: Medium
Festivals listed
Jan: 1
May: 1
January: Ski season at Kranjska Gora and Vogel; Ljubljana foggy and quiet.
May: Green valleys, cave visits without queues; high trails still snowy.
Slovenia: figures are long-term averages from this guide, not a forecast.
What to pack
- Layers: a fleece or light jacket
Where to go in January
Rated best or good this month
Best months: Dec–Mar for skiing; Jun–Sep for hiking and cycling