Measurements:
°C
°F
Umag
50°F
W 1 mph
Feels like: 50°F
Precip: 68%
World Resorts Croatia Umag Weather

Umag Sea Water Temperature

Current Sea Water Temperature:
+50.2°F
Maximum Sea Water Temperature in February: 54.0°F
Minimum Sea Water Temperature in February: 43.4°F
Average water temperature in February: 50.0°F

Sea Water Temperature for the Last 10 Days:

February 23 50.2°F February 18 50.6°F
February 22 50.6°F February 17 49.4°F
February 21 51.4°F February 16 51.6°F
February 20 50.8°F February 15 50.8°F
February 19 50.4°F February 14 50.8°F

When is the Warmest Sea for Umag?

According to our data for the last three years for Umag 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 Umag was 80.8°F. The maximum and minimum values were 78.2°F and 83.8°F respectively.

Sea Water Temperature in July

Select Year: 2025 2024 2023

The average sea surface temperature in July 2025 for Umag was 82.7°F. The maximum and minimum values were 78.2°F and 86.4°F respectively.

Sea Water Temperature in September

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Umag was 78.6°F. The maximum and minimum values were 75.6°F and 80.8°F respectively.

Best Time to Visit Umag
The most sunny months:
August 24 days
July 23 days
June 22 days
The most warm months:
August 85.8 °F
July 84.9 °F
June 79.8 °F
Warmest sea temperature:
August 82.3 °F
July 81.8 °F
September 77.3 °F
The most cold months:
January 47.0 °F
February 48.8 °F
December 50.2 °F
The most rainy months:
November 6 days
September 6 days
May 5 days
The most windy months:
March 7 mph
February 7 mph
November 7 mph

Umag on the Weather Map

Croatia Resorts:
NAME
Baska Voda +50
Brela +50
Dubrovnik +48
Hvar +54
Istria +50
Makarska +34
Omis +46
Porec +50
Pula +50
Rijeka +46
Rovinj +50
Split +46
Trogir +48
Zadar +52
Zagreb +42
24 Hours Weather Forecast
Umag
Local time: 06:44
24 feb, tuesday
0900 50°F
W
3 mph
1200 52°F
W
2 mph
1500 52°F
SW
2 mph
1800 52°F
W
2 mph
2100 50°F
W
3 mph
25 feb, wednesday
0000 50°F
SW
4 mph
0300 50°F
W
2 mph
0600 50°F
W
2 mph