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Opatija weather in August 2025
Expect 25°C daytime maximum temperatures in the shade with on average 8 hours of sunshine per day in Opatija in August. Check more long-term weather averages for Opatija in August before you book your next holiday to Croatia in 2025/2026.
- 2525°C max day temperature
- 8 hours of sunshine per day
- 1313 days with some rainfall
- 1313°C min night temperature
- 1414 hours of daylight per day
- LLow heat & humidity
- 117117 mm of monthly rainfall
- 77 (High) UV index
- 2424°C sea temperature
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The August 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)
More about Croatia
How hot is it in Opatija in August?
Daytime temperatures usually reach 25°C in Opatija in August with low heat and humidity, falling to 13°C at night.
How sunny is it in Opatija in August?
There are normally 8 hours of bright sunshine each day in Opatija in August - that's 60% of daylight hours.
How warm is the sea around Opatija in August?
The average sea temperature around Opatija in August is 24°C.
Does it rain in Opatija in August?
There are usually 13 days with some rain in Opatija in August and the average monthly rainfall is 117mm.
Opatija August sunrise & sunset times
Browse the sunrise and sunset times for Opatija in August 2025. Select a month to view Opatija sunrise and sunset times for the next 12 months.
JanFebMarAprMayJunJulAugSepOctNovDec
Date | Sunrise times | Sunset times |
---|---|---|
Friday, 1st August 2025 | 04:47 | 19:30 |
Saturday, 16th August 2025 | 05:05 | 19:08 |
Sunday, 31st August 2025 | 05:23 | 18:42 |
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