Supetar weather in May 2026

Q: How hot is it in Supetar in May?

Daytime temperatures usually reach 21°C in Supetar in May, falling to 12°C at night.

Q: How sunny is it in Supetar in May?

There are normally 8 hours of bright sunshine each day in Supetar in May - that's 54% of daylight hours.

Q: How warm is the sea around Supetar in May?

The average sea temperature around Supetar in May is 18°C.

Q: Does it rain in Supetar in May?

There are usually 12 days with some rain in Supetar in May and the average monthly rainfall is 69mm.

Expect daytime maximum temperatures of 72°F in Supetar, Croatia in May based on long-term weather averages. There are 8 hours of sunshine per day on average with 12 days with some rainfall and typically 2.4 inches of rainfall in the month.

72
72°F max day temperature
8
8 hours of sunshine per day
12
12 days with some rainfall
55
55°F min night temperature
15
15 hours of daylight per day
0
No heat & humidity
2.4
2.4 inches of monthly rainfall
7
7 (High) UV index
64
64°F sea temperature

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The May weather guide for Croatia (Supetar) 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) | Imperial (°F)