Ljubljana weather in August 2025

Expect 25°C daytime maximum temperatures in the shade with on average 8 hours of sunshine per day in Ljubljana in August. Check more long-term weather averages for Ljubljana in August before you book your next holiday to Slovenia in 2025/2026.

  • 25°C maximum daytime temperature in August in Ljubljana25
    25°C max day temperature
  • 8 hours of sunshine per day
  • 14 days with some rainfall in August in Ljubljana14
    14 days with some rainfall
  • 13°C minimum night-time temperature in August in Ljubljana13
    13°C min night temperature
  • 14 hours of daylight per day in August in Ljubljana14
    14 hours of daylight per day
  • Low heat & humidity in August in LjubljanaL
    Low heat & humidity
  • 139 mm monthly rainfall in August in Ljubljana139
    139 mm of monthly rainfall
  • UV (maximum) index 7 (High) in August in Ljubljana7
    7 (High) UV index

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The August 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.

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

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How hot is it in Ljubljana in August?

Daytime temperatures usually reach 25°C in Ljubljana in August with low heat and humidity, falling to 13°C at night.

How sunny is it in Ljubljana in August?

There are normally 8 hours of bright sunshine each day in Ljubljana in August - that's 53% of daylight hours.

Does it rain in Ljubljana in August?

There are usually 14 days with some rain in Ljubljana in August and the average monthly rainfall is 139mm.

Ljubljana August sunrise & sunset times

Browse the sunrise and sunset times for Ljubljana in August 2025. Select a month to view Ljubljana sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Friday, 1st August 2025 04:44 19:31
Saturday, 16th August 2025 05:03 19:09
Sunday, 31st August 2025 05:21 18:42

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