Measurements:
°C
°F
Sierra Nevada
78°F
N 4 mph
Feels like: 78°F
Precip: 0%
World Resorts Spain Sierra Nevada Weather

Sierra Nevada Sea Water Temperature

Current Sea Water Temperature:
+77.6°F
Maximum Sea Water Temperature in June: 82.2°F
Minimum Sea Water Temperature in June: 59.6°F
Average water temperature in June: 71.1°F

Sea Water Temperature for the Last 10 Days:

June 26 77.6°F June 21 77.8°F
June 25 78.2°F June 20 76.2°F
June 24 78.4°F June 19 76.8°F
June 23 78.4°F June 18 76.6°F
June 22 78.4°F June 17 75.6°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 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: 13:18
26 jun, friday
1500 84°F
N
4 mph
1800 84°F
NE
4 mph
2100 76°F
NE
2 mph
27 jun, saturday
0000 68°F
W
2 mph
0300 64°F
N
2 mph
0600 66°F
S
2 mph
0900 72°F
NW
3 mph
1200 80°F
N
3 mph