Best Time to Visit San Diego: Month-by-Month Guide
Best months for San Diego: January, February.
- Best months for San Diego: January, February.
- Peak season is January, February, December. Expect higher prices and more visitors (estimated from the climate, not from visitor counts).
- Wettest months: May, October, September.
- The least pleasant month is August (score 5.7).
Year at a glance
Weather by month
| Month | Avg high | Avg low | Rainfall | Rainy days | Humidity | Sunshine | Score |
|---|---|---|---|---|---|---|---|
| January | 30°C | 20°C | 53 mm | 7 | – | – | 8.0 |
| February | 30°C | 21°C | 73 mm | 8 | – | – | 7.8 |
| March | 30°C | 21°C | 188 mm | 15 | – | – | 6.4 |
| April | 29°C | 22°C | 407 mm | 24 | – | – | 6.0 |
| May | 29°C | 22°C | 568 mm | 31 | – | – | 6.0 |
| June | 30°C | 22°C | 390 mm | 28 | – | – | 5.9 |
| July | 30°C | 22°C | 260 mm | 27 | – | – | 5.7 |
| August | 30°C | 22°C | 379 mm | 29 | – | – | 5.7 |
| September | 30°C | 22°C | 469 mm | 29 | – | – | 5.9 |
| October | 29°C | 22°C | 510 mm | 30 | – | – | 6.1 |
| November | 28°C | 21°C | 356 mm | 26 | – | – | 6.1 |
| December | 29°C | 21°C | 131 mm | 16 | – | – | 6.7 |
Frequently asked questions
When is the best time to visit San Diego?
The best months are January, February.
When is the rainy season in San Diego?
The wettest months are May, October, September.