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.
sea water
temperature
temperature
| San Francisco |
monthly
weather
weather
| San Francisco |
current
weather
weather
| San Francisco |
14 days
forecast
forecast
| San Francisco |
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 |
| Fort Lauderdale | 83.5°F | 83.0°F |
| Miami Beach | 83.4°F | 83.4°F |
| Islamorada | 83.1°F | 82.9°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 |
| Marco Island | 82.0°F | 81.9°F |
| Naples | 81.9°F | 81.6°F |
| Princeville | 81.3°F | 79.2°F |
| Kauai | 81.3°F | 79.2°F |
| Cape Coral | 81.1°F | 81.2°F |
| Kailua Kona | 80.9°F | 80.6°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 |
Best time for vacation in San Francisco
San Francisco on a weather map
Places in USA:
Name
°F
24 Hours Forecast
San Francisco
Local time: 21:25
December 05, friday
0000
46°F
S
2 mph
2 mph
0300
46°F
SW
3 mph
3 mph
0600
48°F
SW
4 mph
4 mph
0900
48°F
SW
5 mph
5 mph
1200
48°F
SW
3 mph
3 mph
1500
50°F
SE
2 mph
2 mph
1800
50°F
E
4 mph
4 mph
2100
52°F
E
3 mph
3 mph
