World Resorts USA San Francisco Weather

San Francisco sea water temperature

Current sea water temperature:
+54.1°F
Minimum sea water temperature in February: 58.6°F
Maximum sea water temperature in February: 49.6°F
Average sea water temperature in February: 53.4°F

Sea water temperature for the last 10 days:

February 27 54.1°F February 22 51.3°F
February 26 54.1°F February 21 51.6°F
February 25 53.6°F February 20 52.0°F
February 24 53.2°F February 19 52.0°F
February 23 52.5°F February 18 51.8°F

When is the warmest sea in San Francisco?

Based on the data about daily sea water temperature for the last three years the warmest sea in San Francisco was noticed in September, August and October.

Monthly Sea Temperatures in San Francisco, °F

jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0
10
20
30
40
50
60
70
80
54
57.4
60.4
61.8
61.5
60.1
58.6
56.4
55.9
54.5
53.4
52.4

Sea water temperature in September, °F

Show year:
2024
2023
2022
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
56
59
62
65
68
71

The average sea water temperature in September of 2024 was 63.0°F. The highest and lowest sea temperatures during the month were 65.7°F and 61.0°F.

Sea water temperature in August, °F

Show year:
2024
2023
2022
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
55
58
61
64
67
70
73

The average sea water temperature in August of 2024 was 62.4°F. The highest and lowest sea temperatures during the month were 64.4°F and 60.4°F.

Sea water temperature in October, °F

Show year:
2024
2023
2022
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
55
58
61
64
67
70

The average sea water temperature in October of 2024 was 62.1°F. The highest and lowest sea temperatures during the month were 65.1°F and 59.2°F.

Best time for vacation in San Francisco

Sunniest months:
June 19 days
September 18 days
October 18 days
Warmest months:
August 65.9 °F
September 65.0 °F
October 63.9 °F
Warmest sea temp:
September 61.8 °F
August 61.6 °F
October 60.4 °F
Coldest months:
December 54.2 °F
January 54.6 °F
February 55.4 °F
Rainiest months:
March 4 days
December 4 days
January 4 days
Windiest months:
May 10.0 mph
June 9.6 mph
April 9.5 mph

San Francisco on a weather map

Leaflet | Tiles © Esri
Places in USA:
Name
°F
+48°F
+59°F
+79°F
+79°F
+70°F
+81°F
+75°F
+55°F
+77°F
+86°F
+63°F
+70°F
+73°F
+66°F
+45°F
24 Hours Forecast
San Francisco
Local time: 13:55
February 27, thursday
1500
63°F
SW
11 mph
1800
66°F
SW
7 mph
2100
57°F
E
5 mph
February 28, friday
0000
54°F
S
4 mph
0300
52°F
SW
3 mph
0600
50°F
SW
5 mph
0900
50°F
W
2 mph
1200
50°F
N
1 mph
Units of measurement: °C / °F