San Diego
Next 24 hours
Local time: 09:05 PDT
Sunrise: 06:09
Sunset: 19:25
Wednesday
12:00
70°F 21°C
15:00
72°F 22°C
18:00
68°F 20°C
21:00
63°F 17°C
Thursday
00:00
61°F 16°C
03:00
59°F 15°C
06:00
57°F 14°C
09:00
64°F 18°C

San Diego, California, USA: Annual Weather Averages

August is the hottest month in San Diego with an average temperature of 73°F (23°C) and the coldest is January at 57°F (14°C) with the most daily sunshine hours at 10 in July. The wettest month is February with an average of 53mm of rain. The best month to swim in the sea is in August when the average sea temperature is 68°F (20°C).

Average Temperature: San Diego

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  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 14 15 16 17 18 20 22 23 22 20 17 14
°F 57 59 61 63 64 68 72 73 72 68 63 57

Average High/Low Temperature: San Diego

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  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
High °C 19 19 19 20 21 22 24 26 25 24 21 19
High °F 66 66 66 68 70 72 75 79 77 75 70 66
Low °C 9 11 12 13 15 17 19 19 19 16 12 9
Low °F 48 52 54 55 59 63 66 66 66 61 54 48

Average Rainfall: San Diego

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  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 48 53 38 18 8 3 3 3 3 10 23 51
Days 6 7 7 4 3 1 1 1 1 3 4 6

Average Daily Sunshine Hours: San Diego

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  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hours 7 8 8 8 8 8 10 9 9 8 8 8

Average Sea Temperature: San Diego

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  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 14 14 14 14 16 17 18 20 19 18 16 14
°F 57 57 57 57 61 63 64 68 66 64 61 57

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