World Resorts USA San Francisco Weather

San Francisco Sea Temperature in October

Average sea water temperature in October:
+60.7°F
Minimum sea water temperature in October: 65.7°F
Maximum sea water temperature in October: 54.7°F

Daily sea water temperature in October, °F

Show year:
2025
2024
2023

The average sea water temperature in October of 2025 was 63.8°F. The highest and lowest sea temperatures during the month were 65.3°F and 62.4°F.

Monthly sea water temperature in San Francisco, °F

Which USA resorts have warmest sea in October?

Place name October 2025 October 2024
South Padre Island 84.0°F 82.4°F
Key West 83.8°F 82.9°F
West Palm Beach 83.5°F 83.3°F
Fort Lauderdale 83.5°F 83.0°F
Miami Beach 83.4°F 83.4°F
Key Largo 83.0°F 83.1°F
Miami 82.7°F 82.9°F
Everglades 82.5°F 82.6°F
Corpus Christi 82.2°F 80.6°F
Naples 81.9°F 81.6°F
Sanibel Island 81.6°F 81.3°F
Kauai 81.3°F 79.2°F
Kailua Kona 80.9°F 80.6°F
Galveston 80.8°F 78.8°F
Honolulu 80.7°F 80.6°F
Hawaii 80.6°F 80.5°F
Siesta Key 80.4°F 80.7°F
Houston 80.4°F 78.8°F
Sarasota 80.2°F 80.5°F
Maui 79.8°F 79.4°F

Best time for vacation in San Francisco

Sunniest months:
October 18 days
June 18 days
May 17 days
Warmest months:
August 65.5 °F
September 65.0 °F
October 64.2 °F
Warmest sea temp:
September 62.0 °F
August 61.7 °F
October 60.7 °F
Coldest months:
December 54.3 °F
January 54.7 °F
February 55.5 °F
Rainiest months:
March 4 days
December 4 days
January 4 days
Windiest months:
May 9.9 mph
June 9.7 mph
April 9.4 mph

San Francisco on a weather map

San Francisco
+57°F
E 2 mph
Feels like: +57°F
Precip.: 100%
Places in USA:
Name
°F
+34°F
+68°F
+68°F
+55°F
+55°F
+45°F
+55°F
+63°F
+12°F
+55°F
+57°F
+46°F
+39°F
+63°F
+32°F
24 Hours Forecast
San Francisco
Local time: 02:33
February 25, wednesday
0300
57°F
E
2 mph
0600
57°F
E
3 mph
0900
57°F
SE
3 mph
1200
61°F
E
4 mph
1500
57°F
E
7 mph
1800
57°F
E
7 mph
2100
55°F
SE
6 mph
February 26, thursday
0000
55°F
S
3 mph
Units of measurement: °C / °F