Opatija weather in June 2025

Expect 22°C daytime maximum temperatures in the shade with on average 8 hours of sunshine per day in Opatija in June. Check more long-term weather averages for Opatija in June before you book your next holiday to Croatia in 2025/2026.

  • 22°C maximum daytime temperature in June in Opatija22
    22°C max day temperature
  • 8 hours of sunshine per day
  • 16 days with some rainfall in June in Opatija16
    16 days with some rainfall
  • 11°C minimum night-time temperature in June in Opatija11
    11°C min night temperature
  • 16 hours of daylight per day in June in Opatija16
    16 hours of daylight per day
  • No heat & humidity in June in Opatija0
    No heat & humidity
  • 119 mm monthly rainfall in June in Opatija119
    119 mm of monthly rainfall
  • UV (maximum) index 8 (Very High) in June in Opatija8
    8 (Very High) UV index
  • 21°C sea temperature in June in Opatija21
    21°C sea temperature

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The June weather guide for Croatia (Opatija) 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 Croatia

How hot is it in Opatija in June?

Daytime temperatures usually reach 22°C in Opatija in June, falling to 11°C at night.

How sunny is it in Opatija in June?

There are normally 8 hours of bright sunshine each day in Opatija in June - that's 51% of daylight hours.

How warm is the sea around Opatija in June?

The average sea temperature around Opatija in June is 21°C.

Does it rain in Opatija in June?

There are usually 16 days with some rain in Opatija in June and the average monthly rainfall is 119mm.

Opatija June sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Sunday, 1st June 2025 04:18 19:44
Sunday, 15th June 2025 04:14 19:53
Monday, 30th June 2025 04:18 19:55

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