Measurements:
°C
°F
Omis
60°F
SW 6 mph
Feels like: 60°F
Precip: 13%
World Resorts Croatia Omis Weather

Omis Sea Water Temperature

Current Sea Water Temperature:
+68.6°F
Maximum Sea Water Temperature in October: 76.0°F
Minimum Sea Water Temperature in October: 65.4°F
Average water temperature in October: 71.2°F

Sea Water Temperature for the Last 10 Days:

October 21 68.6°F October 16 69.6°F
October 20 68.2°F October 15 70.8°F
October 19 68.4°F October 14 70.8°F
October 18 67.8°F October 13 71.6°F
October 17 69.6°F October 12 72.2°F

When is the Warmest Sea for Omis?

According to our data for the last three years for Omis 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: 2026 2025 2024

The average sea surface temperature in August 2026 for Omis was 82.9°F. The maximum and minimum values were 80.8°F and 85.0°F respectively.

Sea Water Temperature in July

Select Year: 2026 2025 2024

The average sea surface temperature in July 2026 for Omis was 79.7°F. The maximum and minimum values were 77.0°F and 83.6°F respectively.

Sea Water Temperature in September

Select Year: 2026 2025 2024

The average sea surface temperature in September 2026 for Omis was 79.2°F. The maximum and minimum values were 71.8°F and 83.8°F respectively.

Best Time to Visit Omis
The most sunny months:
August 27 days
July 27 days
June 24 days
The most warm months:
August 88.5 °F
July 87.9 °F
June 82.3 °F
Warmest sea temperature:
August 80.4 °F
July 79.0 °F
September 76.5 °F
The most cold months:
January 49.5 °F
February 51.9 °F
December 52.7 °F
The most rainy months:
November 7 days
December 5 days
March 5 days
The most windy months:
November 9 mph
February 9 mph
January 9 mph

Omis on the Weather Map

Croatia Resorts:
NAME
F°
Baska Voda +64
Brela +64
Dubrovnik +60
Istria +68
Klek +56
Makarska +56
Omis +60
Porec +68
Pula +64
Rijeka +64
Rovinj +66
Split +60
Tucepi +56
Zadar +68
Zagreb +60
24 Hours Weather Forecast
Omis
Local time: 03:35
22 oct, thursday
0600 58°F
SW
4 mph
0900 62°F
SW
5 mph
1200 70°F
SE
5 mph
1500 70°F
E
6 mph
1800 64°F
E
3 mph
2100 58°F
S
8 mph
23 oct, friday
0000 58°F
SW
11 mph
0300 54°F
SW
6 mph