Measurements:
°C
°F
South Lake Tahoe
64°F
E 11 mph
Feels like: 64°F
Precip: 1%
World Resorts USA South Lake Tahoe Weather

South Lake Tahoe Sea Water Temperature

Current Sea Water Temperature:
+63.8°F
Maximum Sea Water Temperature in October: 66.6°F
Minimum Sea Water Temperature in October: 53.6°F
Average water temperature in October: 61.1°F

Sea Water Temperature for the Last 10 Days:

October 05 63.8°F September 30 62.6°F
October 04 63.0°F September 29 62.4°F
October 03 63.4°F September 28 64.6°F
October 02 63.4°F September 27 63.8°F
October 01 62.4°F September 26 63.6°F

When is the Warmest Sea for South Lake Tahoe?

According to our data for the last three years for South Lake Tahoe 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 South Lake Tahoe was 72.3°F. The maximum and minimum values were 70.0°F and 75.8°F respectively.

Sea Water Temperature in July

Select Year: 2026 2025 2024

The average sea surface temperature in July 2026 for South Lake Tahoe was 68.9°F. The maximum and minimum values were 63.0°F and 72.2°F respectively.

Sea Water Temperature in September

Select Year: 2026 2025 2024

The average sea surface temperature in September 2026 for South Lake Tahoe was 65.0°F. The maximum and minimum values were 62.4°F and 70.6°F respectively.

Best Time to Visit South Lake Tahoe
The most sunny months:
July 27 days
June 24 days
September 24 days
The most warm months:
July 80.1 °F
August 78.1 °F
June 71.1 °F
Warmest sea temperature:
August 70.8 °F
July 69.5 °F
September 66.9 °F
The most cold months:
January 36.1 °F
February 37.3 °F
December 38.9 °F
The most rainy months:
December 2 days
January 1 day
April 1 day
The most windy months:
March 7 mph
June 7 mph
February 6 mph

South Lake Tahoe on the Weather Map

USA Resorts:
NAME
F°
Boston +58
Chicago +62
Hawaii +82
Houston +86
Las Vegas +92
Los Angeles +100
Maui +74
Miami +88
Myrtle Beach +70
New York +62
San Diego +84
San Francisco +66
Santa Monica +94
Sarasota +84
Washington +64
24 Hours Weather Forecast
South Lake Tahoe
Local time: 16:52
05 oct, monday
1800 64°F
E
11 mph
2100 52°F
NE
5 mph
06 oct, tuesday
0000 52°F
NE
4 mph
0300 50°F
NE
4 mph
0600 50°F
NE
3 mph
0900 60°F
NW
1 mph
1200 72°F
W
7 mph
1500 70°F
SW
7 mph