Measurements:
°C
°F
CURRENT WEATHER
10:36
San Diego
80°F
E 8 mph
Feels like: 84°F
Precip: 20%
World Resorts USA San Diego Weather

7 Day Weather Forecast

08.05
wed
DAY
80°F
E 8 mph
precip
20%
NIGHT
76°F
SE 5 mph
precip
8%
08.06
thu
DAY
82°F
E 8 mph
precip
4%
NIGHT
76°F
NE 4 mph
precip
6%
08.07
fri
DAY
82°F
E 8 mph
precip
3%
NIGHT
78°F
E 5 mph
precip
4%
08.08
sat
DAY
86°F
E 9 mph
precip
2%
NIGHT
78°F
E 4 mph
precip
5%
08.09
sun
DAY
84°F
NE 9 mph
precip
3%
NIGHT
78°F
N 6 mph
precip
5%
08.10
mon
DAY
82°F
NE 8 mph
precip
3%
NIGHT
78°F
NE 4 mph
precip
4%
08.11
tue
DAY
80°F
NE 6 mph
precip
5%
NIGHT
78°F
NE 4 mph
precip
5%

San Diego Sea Water Temperature in August, °F

Select Year: 2025 2024 2023

The average sea surface temperature in August 2025 for San Diego was 20.5°F. The maximum and minimum values were 17.4°F and 22.4°F respectively.

San Diego on the Weather Map

Best Time to Visit San Diego
The most sunny months:
November 20 days
July 20 days
August 20 days
The most warm months:
August 82.1 °F
September 81.0 °F
July 79.4 °F
Warmest sea temperature:
August 72.1 °F
September 71.1 °F
July 70.9 °F
The most cold months:
January 65.1 °F
December 65.2 °F
February 65.3 °F
The most rainy months:
March 2 days
February 2 days
January 2 days
The most windy months:
May 7 mph
April 7 mph
March 7 mph
more details