
WNW




About the weather in San Diego
True to the phrase America’s Finest City, San Diego enjoys mostly sunny, warm-to-tropical weather conditions, with an average temperature of 68°F. During the summer, the average high temperature is 77°F, and during the winter the average lowest temperature is 46°F. On average, San Diego will see 2 days per/month with temperatures over 90°F, and will not see temps go below freezing. The region sees around 270 days of full sun per year, and the average annual rainfall is 9-13”, depending on the quasiperiodic climate patterns.
| High/Low | Rain (inches) | Hours of Sun | Activity | ||
| January | ![]() |
66/50 | 2.3" | 239 | Whale Watching |
| February | ![]() |
66/52 | 2" | 229 | Museum Month |
| March | ![]() |
66/54 | 2.3" | 260 | Mardi Gras |
| April | ![]() |
69/60 | .7" | 276 | Easter |
| May | ![]() |
69/60 | .2" | 251 | Golf |
| June | ![]() |
72/63 | .1" | 243 | Theme Parks |
| July | ![]() |
76/66 | 0" | 304 | Comic-Con |
| August | ![]() |
76/67 | .1" | 295 | Beaches |
| September | ![]() |
77/66 | .2" | 252 | Wine Season |
| October | ![]() |
74/61 | .4" | 245 | Oktoberfest |
| November | ![]() |
70/54 | 1" | 231 | Hotel Guides |
| December | ![]() |
66/49 | 1.3" | 233 | Christmas/NYE |