Measurements:
°C
°F
Rab
64°F
SW 6 mph
Feels like: 64°F
Precip: 22%
World Resorts Croatia Rab Weather

Rab Sea Water Temperature

Current Sea Water Temperature:
+80.2°F
Maximum Sea Water Temperature in September: 82.4°F
Minimum Sea Water Temperature in September: 69.0°F
Average water temperature in September: 74.1°F

Sea Water Temperature for the Last 10 Days:

September 11 80.2°F September 06 81.6°F
September 10 80.8°F September 05 81.4°F
September 09 82.0°F September 04 81.4°F
September 08 81.4°F September 03 82.4°F
September 07 82.0°F September 02 82.2°F

When is the Warmest Sea for Rab?

According to our data for the last three years for Rab 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 Rab was 82.3°F. The maximum and minimum values were 79.2°F and 86.8°F respectively.

Sea Water Temperature in July

Select Year: 2026 2025 2024

The average sea surface temperature in July 2026 for Rab was 80.2°F. The maximum and minimum values were 77.0°F and 85.2°F respectively.

Sea Water Temperature in September

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Rab was 75.7°F. The maximum and minimum values were 73.8°F and 77.6°F respectively.

Best Time to Visit Rab
The most sunny months:
August 23 days
July 22 days
June 20 days
The most warm months:
August 80.7 °F
July 80.6 °F
June 75.0 °F
Warmest sea temperature:
August 79.1 °F
July 78.8 °F
September 73.9 °F
The most cold months:
January 37.9 °F
February 39.8 °F
December 41.2 °F
The most rainy months:
May 7 days
November 7 days
September 6 days
The most windy months:
February 9 mph
March 9 mph
January 8 mph

Rab on the Weather Map

Croatia Resorts:
NAME
Baska Voda +80
Brela +80
Crikvenica +68
Dubrovnik +78
Istria +76
Klek +84
Makarska +68
Omis +80
Porec +76
Pula +72
Rovinj +74
Split +80
Tucepi +68
Zadar +78
Zagreb +64
24 Hours Weather Forecast
Rab
Local time: 18:14
11 sep, friday
2100 54°F
W
12 mph
12 sep, saturday
0000 52°F
W
12 mph
0300 52°F
W
11 mph
0600 50°F
W
12 mph
0900 58°F
W
12 mph
1200 66°F
W
10 mph
1500 70°F
SW
9 mph
1800 66°F
W
9 mph