San Diego, California weather in February

Averages from 2021–2025 (141 days of record).

Average high

64°F

Average low

47°F

Rainy days

~6 per month

Total precipitation

2.1 in

Warmest recorded

87°F

Coldest recorded

37°F

Expect February days in San Diego, California to top out around 64°F and cool to about 47°F overnight, with roughly 6 days of measurable rain across the month. In recent years February has ranged from 37°F to 87°F.