Measurements:
°C
°F
Sierra Nevada
48°F
E 12 mph
Feels like: 42°F
Precip: 100%
World Resorts Spain Sierra Nevada Weather

Sierra Nevada Sea Water Temperature

Current Sea Water Temperature:
+58.2°F
Maximum Sea Water Temperature in January: 63.4°F
Minimum Sea Water Temperature in January: 56.6°F
Average water temperature in January: 60.5°F

Sea Water Temperature for the Last 10 Days:

January 29 58.2°F January 24 60.6°F
January 28 59.0°F January 23 60.6°F
January 27 59.4°F January 22 60.8°F
January 26 59.4°F January 21 60.6°F
January 25 60.0°F January 20 60.6°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: 2025 2024 2023

The average sea surface temperature in August 2025 for Sierra Nevada was 80.9°F. The maximum and minimum values were 73.8°F and 85.2°F respectively.

Sea Water Temperature in July

Select Year: 2025 2024 2023

The average sea surface temperature in July 2025 for Sierra Nevada was 79.0°F. The maximum and minimum values were 70.0°F and 85.0°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 86.8 °F
August 86.1 °F
June 76.0 °F
Warmest sea temperature:
August 80.0 °F
July 76.8 °F
September 76.7 °F
The most cold months:
January 46.5 °F
February 47.9 °F
December 49.4 °F
The most rainy months:
April 6 days
March 5 days
September 5 days
The most windy months:
March 6 mph
February 5 mph
January 5 mph

Sierra Nevada on the Weather Map

24 Hours Weather Forecast
Sierra Nevada
Local time: 16:18
29 jan, thursday
1800 46°F
E
10 mph
2100 46°F
E
11 mph
30 jan, friday
0000 46°F
SE
9 mph
0300 40°F
SE
9 mph
0600 38°F
SE
9 mph
0900 36°F
SE
9 mph
1200 46°F
SE
9 mph
1500 48°F
E
10 mph