San Diego weather by month
San Diego has warm summers, mild winters and little rain. The most pleasant months are March to April and October.
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Month by month
Average daytime high, night low, rain or snow, how the air feels and how strong the sun is, 1991–2020. Best months are highlighted.
| Month | High | Low | Rain | Air | Sun |
|---|---|---|---|---|---|
| January | 69°F 20°C | 48°F 9°C | 1.8 in 46 mm | Dry | Moderate sun |
| February | 68°F 20°C | 49°F 9°C | 2.2 in 56 mm | Dry | Moderate sun |
| March | 69°F 21°C | 51°F 11°C | 1.6 in 41 mm | Comfortable | Sunny |
| April | 72°F 22°C | 53°F 12°C | 0.8 in 21 mm | Comfortable | Strong sun |
| May | 73°F 23°C | 58°F 14°C | 0.2 in 6 mm | Comfortable | Strong sun |
| June | 75°F 24°C | 61°F 16°C | 0.1 in 2 mm | Comfortable | Strong sun |
| July | 78°F 26°C | 64°F 18°C | 0.1 in 2 mm | A little humid | Strong sun |
| August | 80°F 27°C | 65°F 19°C | 0.0 in 1 mm | A little humid | Strong sun |
| September | 81°F 27°C | 64°F 18°C | 0.1 in 3 mm | A little humid | Sunny |
| October | 78°F 26°C | 59°F 15°C | 0.4 in 11 mm | Comfortable | Sunny |
| November | 74°F 23°C | 52°F 11°C | 0.9 in 24 mm | Dry | Moderate sun |
| December | 69°F 20°C | 47°F 9°C | 1.6 in 41 mm | Dry | Moderate sun |
Cities with a climate like San Diego
Whole-year match out of 100, one city per country, seasons lined up across the equator.