Ljubljana weather in May 2025

Expect 20°C daytime maximum temperatures in the shade with on average 7 hours of sunshine per day in Ljubljana in May. Check more long-term weather averages for Ljubljana in May before you book your next holiday to Slovenia in 2025/2026.

  • 20°C maximum daytime temperature in May in Ljubljana20
    20°C max day temperature
  • 7 hours of sunshine per day
  • 16 days with some rainfall in May in Ljubljana16
    16 days with some rainfall
  • 9°C minimum night-time temperature in May in Ljubljana9
    9°C min night temperature
  • 15 hours of daylight per day in May in Ljubljana15
    15 hours of daylight per day
  • No heat & humidity in May in Ljubljana0
    No heat & humidity
  • 116 mm monthly rainfall in May in Ljubljana116
    116 mm of monthly rainfall
  • UV (maximum) index 7 (High) in May in Ljubljana7
    7 (High) UV index

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The May 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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More about Slovenia

How hot is it in Ljubljana in May?

Daytime temperatures usually reach 20°C in Ljubljana in May, falling to 9°C at night.

How sunny is it in Ljubljana in May?

There are normally 7 hours of bright sunshine each day in Ljubljana in May - that's 47% of daylight hours.

Does it rain in Ljubljana in May?

There are usually 16 days with some rain in Ljubljana in May and the average monthly rainfall is 116mm.

Ljubljana May sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st May 2025 04:49 19:10
Friday, 16th May 2025 04:28 19:29
Saturday, 31st May 2025 04:15 19:45

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