Slovenia weather in January 2025

Expect 2°C daytime maximum temperatures in the shade with on average 2 hours of sunshine per day in Slovenia in January. Check more long-term weather averages for Slovenia in January before you book your next holiday to Slovenia in 2025/2026.

  • 2°C maximum daytime temperature in January in Slovenia (Ljubljana)2
    2°C max day temperature
  • 2 hours of sunshine per day
  • 12 days with some rainfall in January in Slovenia (Ljubljana)12
    12 days with some rainfall
  • -4°C minimum night-time temperature in January in Slovenia (Ljubljana)-4
    -4°C min night temperature
  • 9 hours of daylight per day in January in Slovenia (Ljubljana)9
    9 hours of daylight per day
  • No heat & humidity in January in Slovenia (Ljubljana)0
    No heat & humidity
  • 78 mm monthly rainfall in January in Slovenia (Ljubljana)78
    78 mm of monthly rainfall
  • UV (maximum) index 1 (Low) in January in Slovenia (Ljubljana)1
    1 (Low) UV index

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The January weather guide for Slovenia (Ljubljana) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Top Slovenia destinations

Below are average maximum temperatures at popular destinations in Slovenia in January. Select a destination to see more weather parameters.

All Slovenia destinations

Metric (°C / mm)  |  Imperial (°F / inches)

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More about Slovenia

How cold is it in Slovenia in January?

Daytime temperatures usually reach 2°C in Ljubljana, Slovenia in January, falling to -4°C at night.

How sunny is it in Slovenia in January?

There are normally 2 hours of bright sunshine each day in Ljubljana, Slovenia in January - that's 23% of daylight hours.

Does it rain in Slovenia in January?

There are usually 12 days with some rain in Ljubljana, Slovenia in January and the average monthly rainfall is 78mm. Rain may fall as snow in this month.

Slovenia January sunrise & sunset times

Browse the sunrise and sunset times for Slovenia in January 2025. Select a month to view Slovenia sunrise and sunset times for the next 12 months. The Slovenia sunrise and sunset times shown below are for Ljubljana.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Wednesday, 1st January 2025 07:44 16:27
Thursday, 16th January 2025 07:39 16:45
Friday, 31st January 2025 07:25 17:06

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