Measurements:
°C
°F
Rab
76°F
E 6 mph
Feels like: 80°F
Precip: 2%
World Resorts Croatia Rab Weather

Rab Sea Water Temperature

Current Sea Water Temperature:
+79.8°F
Maximum Sea Water Temperature in August: 86.8°F
Minimum Sea Water Temperature in August: 71.6°F
Average water temperature in August: 79.1°F

Sea Water Temperature for the Last 10 Days:

August 22 79.8°F August 17 79.2°F
August 21 79.8°F August 16 80.4°F
August 20 81.0°F August 15 80.0°F
August 19 79.4°F August 14 82.0°F
August 18 80.4°F August 13 83.2°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 82.8°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:
July 80.6 °F
August 80.4 °F
June 75.0 °F
Warmest sea temperature:
August 79.2 °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 +90
Brela +90
Crikvenica +78
Dubrovnik +92
Klek +98
Makarska +88
Omis +88
Porec +80
Pula +86
Rijeka +80
Rovinj +84
Split +88
Tucepi +88
Zadar +84
Zagreb +82
24 Hours Weather Forecast
Rab
Local time: 16:11
22 aug, saturday
1800 76°F
SE
3 mph
2100 64°F
W
9 mph
23 aug, sunday
0000 58°F
W
12 mph
0300 58°F
W
11 mph
0600 56°F
W
12 mph
0900 66°F
W
11 mph
1200 76°F
W
6 mph
1500 82°F
S
4 mph