Slovenia weather in June 2025

Expect 23°C daytime maximum temperatures in the shade with on average 8 hours of sunshine per day in Slovenia in June. Check more long-term weather averages for Slovenia in June before you book your next holiday to Slovenia in 2025/2026.

  • 23°C maximum daytime temperature in June in Slovenia (Ljubljana)23
    23°C max day temperature
  • 8 hours of sunshine per day
  • 16 days with some rainfall in June in Slovenia (Ljubljana)16
    16 days with some rainfall
  • 12°C minimum night-time temperature in June in Slovenia (Ljubljana)12
    12°C min night temperature
  • 16 hours of daylight per day in June in Slovenia (Ljubljana)16
    16 hours of daylight per day
  • No heat & humidity in June in Slovenia (Ljubljana)0
    No heat & humidity
  • 152 mm monthly rainfall in June in Slovenia (Ljubljana)152
    152 mm of monthly rainfall
  • UV (maximum) index 8 (Very High) in June in Slovenia (Ljubljana)8
    8 (Very High) UV index

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The June 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 countries, regions and places in Slovenia in June. Select a holiday destination to see more weather parameters.

All Slovenia destinations

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

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More about Slovenia

How hot is it in Slovenia in June?

Daytime temperatures usually reach 23°C in Ljubljana, Slovenia in June, falling to 12°C at night.

How sunny is it in Slovenia in June?

There are normally 8 hours of bright sunshine each day in Ljubljana, Slovenia in June - that's 48% of daylight hours.

Does it rain in Slovenia in June?

There are usually 16 days with some rain in Ljubljana, Slovenia in June and the average monthly rainfall is 152mm.

Slovenia June sunrise & sunset times

Browse the sunrise and sunset times for Slovenia in June 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
Sunday, 1st June 2025 04:14 19:46
Sunday, 15th June 2025 04:10 19:55
Monday, 30th June 2025 04:14 19:57

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