World Resorts USA San Francisco Weather

San Francisco Sea Temperature in January

Average sea water temperature in January:
+52.6°F
Minimum sea water temperature in January: 56.7°F
Maximum sea water temperature in January: 49.6°F

Daily sea water temperature in January, °F

Show year:
2026
2025
2024

The average sea water temperature in January of 2026 was 54.5°F. The highest and lowest sea temperatures during the month were 55.4°F and 53.1°F.

Monthly sea water temperature in San Francisco, °F

Which USA resorts have warmest sea in January?

Place name January 2026 January 2025
Kailua Kona 78.3°F 78.2°F
Honolulu 77.2°F 77.6°F
Hawaii 77.2°F 77.5°F
Maui 77.0°F 76.9°F
Kauai 77.0°F 75.0°F
West Palm Beach 76.6°F 75.5°F
Oahu 76.1°F 76.5°F
Fort Lauderdale 75.9°F 75.1°F
Miami Beach 74.0°F 73.1°F
Key West 72.5°F 70.3°F
Miami 71.2°F 70.7°F
South Padre Island 69.5°F 66.7°F
Naples 67.7°F 64.7°F
Siesta Key 65.0°F 61.5°F
Sarasota 65.0°F 61.2°F
Orlando 64.8°F 59.8°F
Tampa 64.3°F 60.4°F
Daytona Beach 64.1°F 59.7°F
Corpus Christi 63.9°F 61.6°F
St. Petersburg 63.5°F 59.6°F

Best time for vacation in San Francisco

Sunniest months:
June 18 days
October 18 days
April 17 days
Warmest months:
August 65.7 °F
September 65.1 °F
October 64.2 °F
Warmest sea temp:
September 62.2 °F
August 61.9 °F
October 60.8 °F
Coldest months:
December 54.3 °F
January 54.7 °F
February 55.7 °F
Rainiest months:
March 4 days
December 4 days
January 4 days
Windiest months:
May 9.9 mph
June 9.6 mph
April 9.4 mph

San Francisco on a weather map

San Francisco
+55°F
N 2 mph
Feels like: +55°F
Precip.: 28%
Places in USA:
Name
°F
+34°F
+37°F
+70°F
+61°F
+61°F
+64°F
+63°F
+39°F
+63°F
+55°F
+61°F
+59°F
+55°F
+63°F
+37°F
24 Hours Forecast
San Francisco
Local time: 22:35
November 14, saturday
0000
55°F
N
2 mph
0300
54°F
NW
6 mph
0600
54°F
NW
4 mph
0900
57°F
NW
4 mph
1200
61°F
N
2 mph
1500
63°F
E
3 mph
1800
59°F
E
3 mph
2100
57°F
N
3 mph
Units of measurement: °C / °F