Measurements:
°C
°F
Sierra Nevada
68°F
SE 9 mph
Feels like: 68°F
Precip: 1%
World Resorts Spain Sierra Nevada Weather

Sierra Nevada Sea Water Temperature

Current Sea Water Temperature:
+80.6°F
Maximum Sea Water Temperature in September: 83.8°F
Minimum Sea Water Temperature in September: 67.0°F
Average water temperature in September: 76.8°F

Sea Water Temperature for the Last 10 Days:

September 08 80.6°F September 03 76.2°F
September 07 80.2°F September 02 73.6°F
September 06 79.8°F September 01 71.4°F
September 05 79.8°F August 31 69.2°F
September 04 78.0°F August 30 69.8°F

When is the Warmest Sea for Sierra Nevada?

According to our data for the last three years for Sierra Nevada 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 Sierra Nevada was 80.2°F. The maximum and minimum values were 69.2°F and 87.0°F respectively.

Sea Water Temperature in July

Select Year: 2026 2025 2024

The average sea surface temperature in July 2026 for Sierra Nevada was 79.3°F. The maximum and minimum values were 75.6°F and 82.0°F respectively.

Sea Water Temperature in September

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Sierra Nevada was 76.6°F. The maximum and minimum values were 72.8°F and 80.8°F respectively.

Best Time to Visit Sierra Nevada
The most sunny months:
July 29 days
August 27 days
June 25 days
The most warm months:
July 86.9 °F
August 85.9 °F
June 76.3 °F
Warmest sea temperature:
August 80.0 °F
July 76.9 °F
September 76.7 °F
The most cold months:
January 46.5 °F
February 48.0 °F
December 49.4 °F
The most rainy months:
April 6 days
March 5 days
September 5 days
The most windy months:
March 5 mph
February 5 mph
January 5 mph

Sierra Nevada on the Weather Map

24 Hours Weather Forecast
Sierra Nevada
Local time: 23:31
09 sep, wednesday
0000 68°F
SE
9 mph
0300 66°F
SE
7 mph
0600 64°F
SE
8 mph
0900 66°F
SE
7 mph
1200 76°F
NE
3 mph
1500 80°F
NE
7 mph
1800 66°F
SW
5 mph
2100 60°F
E
1 mph