Measurements:
°C
°F
Supetar
54°F
SE 3 mph
Feels like: 54°F
Precip: 100%
World Resorts Croatia Supetar Weather

Supetar Sea Water Temperature

Current Sea Water Temperature:
+59.6°F
Maximum Sea Water Temperature in April: 67.8°F
Minimum Sea Water Temperature in April: 54.8°F
Average water temperature in April: 59.1°F

Sea Water Temperature for the Last 10 Days:

April 21 59.6°F April 16 57.8°F
April 20 58.6°F April 15 58.2°F
April 19 62.0°F April 14 60.0°F
April 18 61.6°F April 13 60.2°F
April 17 60.8°F April 12 59.2°F

When is the Warmest Sea for Supetar?

According to our data for the last three years for Supetar the highest average sea water temperature was in August, July and September.

Average Water Temperature by Month, °F

Sea Water Temperature in August

Select Year: 2025 2024 2023

The average sea surface temperature in August 2025 for Supetar was 78.2°F. The maximum and minimum values were 75.6°F and 82.6°F respectively.

Sea Water Temperature in July

Select Year: 2025 2024 2023

The average sea surface temperature in July 2025 for Supetar was 79.4°F. The maximum and minimum values were 76.6°F and 82.6°F respectively.

Sea Water Temperature in September

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Supetar was 77.1°F. The maximum and minimum values were 76.0°F and 78.2°F respectively.

Best Time to Visit Supetar
The most sunny months:
July 27 days
August 27 days
June 24 days
The most warm months:
August 88.2 °F
July 87.5 °F
June 82.0 °F
Warmest sea temperature:
August 80.4 °F
July 79.2 °F
September 76.6 °F
The most cold months:
January 49.8 °F
February 51.9 °F
December 53.1 °F
The most rainy months:
November 6 days
March 5 days
December 5 days
The most windy months:
November 10 mph
February 10 mph
January 9 mph

Supetar on the Weather Map

Croatia Resorts:
NAME
Baska Voda +58
Brela +58
Dubrovnik +58
Hvar +60
Istria +56
Klek +52
Makarska +46
Omis +54
Porec +56
Pula +58
Rijeka +52
Rovinj +58
Split +54
Zadar +60
Zagreb +48
24 Hours Weather Forecast
Supetar
Local time: 20:49
21 apr, tuesday
2100 54°F
SE
3 mph
22 apr, wednesday
0000 52°F
SW
4 mph
0300 50°F
SW
7 mph
0600 48°F
SW
7 mph
0900 58°F
SW
7 mph
1200 62°F
W
2 mph
1500 62°F
SE
4 mph
1800 62°F
S
6 mph