Measurements:
°C
°F
CURRENT WEATHER
16:20
San Diego
68°F
SE 6 mph
Feels like: 68°F
Precip: 0%
World Resorts USA San Diego Weather

14 Day Weather Forecast

12.17
wed
DAY
68°F
SE 3 mph
precip
0%
NIGHT
58°F
S 2 mph
precip
0%
12.18
thu
DAY
72°F
E 2 mph
precip
0%
NIGHT
58°F
SE 2 mph
precip
0%
12.19
fri
DAY
68°F
E 3 mph
precip
0%
NIGHT
64°F
NE 2 mph
precip
0%
12.20
sat
DAY
68°F
NE 6 mph
precip
0%
NIGHT
62°F
N 2 mph
precip
0%
12.21
sun
DAY
70°F
NE 3 mph
precip
0%
NIGHT
66°F
SE 3 mph
precip
0%
12.22
mon
DAY
72°F
E 4 mph
precip
0%
NIGHT
66°F
NE 2 mph
precip
0%
12.23
tue
DAY
68°F
N 9 mph
precip
0%
NIGHT
64°F
NW 8 mph
precip
75%
12.24
wed
DAY
66°F
N 6 mph
precip
100%
NIGHT
66°F
NW 4 mph
precip
0%
12.25
thu
DAY
62°F
NE 11 mph
precip
100%
NIGHT
60°F
SE 5 mph
precip
86%
12.26
fri
DAY
62°F
SE 8 mph
precip
0%
NIGHT
58°F
S 7 mph
precip
0%
12.27
sat
DAY
62°F
SE 7 mph
precip
0%
NIGHT
58°F
NE 4 mph
precip
0%
12.28
sun
DAY
60°F
N 9 mph
precip
73%
NIGHT
58°F
NW 2 mph
precip
0%
12.29
mon
DAY
60°F
N 2 mph
precip
0%
NIGHT
60°F
NW 3 mph
precip
0%
12.30
tue
DAY
62°F
W 3 mph
precip
0%
NIGHT
60°F
SE 3 mph
precip
0%

San Diego Sea Water Temperature in December, °F

Select Year: 2025 2024 2023

The average sea surface temperature in December 2025 for San Diego was 64.2°F. The maximum and minimum values were 63.6°F and 65.4°F respectively.

San Diego on the Weather Map

Best Time to Visit San Diego
The most sunny months:
July 21 days
June 20 days
August 20 days
The most warm months:
August 82.1 °F
September 81.0 °F
July 79.1 °F
Warmest sea temperature:
August 72.1 °F
September 71.1 °F
July 70.8 °F
The most cold months:
January 64.7 °F
December 64.8 °F
February 64.8 °F
The most rainy months:
March 2 days
February 2 days
December 2 days
The most windy months:
May 7 mph
April 7 mph
March 7 mph
more details
USA Resorts:
NAME
F°
Chicago +30
Hawaii +78
Honolulu +78
Houston +70
Las Vegas +74
Los Angeles +74
Maui +76
Miami +78
Miami Beach +80
New York +44
San Diego +68
San Francisco +58
Sarasota +78
Tampa +78
Washington +52
all resorts
24 Hours Weather Forecast
San Diego
Local time: 16:20
17 dec, wednesday
1800 62°F
SE
5 mph
2100 58°F
SE
3 mph
18 dec, thursday
0000 58°F
S
2 mph
0300 56°F
S
2 mph
0600 54°F
S
2 mph
0900 62°F
S
1 mph
1200 72°F
E
2 mph
1500 74°F
E
6 mph