Best Time to Visit South San Francisco: Month-by-Month Guide
Best months for South San Francisco: September, August, July, June.
- Best months for South San Francisco: September, August, July, June.
- Peak season is September, August, October. Expect higher prices and more visitors (estimated from the climate, not from visitor counts).
- Shoulder season: April, May, June, July, November. Good weather without the busiest period.
- Wettest months: December, January, February.
- The weather is good almost all year.
Year at a glance
Weather by month
| Month | Avg high | Avg low | Rainfall | Rainy days | Humidity | Sunshine | Score |
|---|---|---|---|---|---|---|---|
| January | 13°C | 8°C | 109 mm | 10 | – | – | 6.3 |
| February | 14°C | 9°C | 113 mm | 9 | – | – | 6.4 |
| March | 15°C | 10°C | 81 mm | 9 | – | – | 6.8 |
| April | 16°C | 10°C | 38 mm | 5 | – | – | 7.4 |
| May | 17°C | 11°C | 18 mm | 3 | – | – | 7.8 |
| June | 18°C | 12°C | 4 mm | 1 | – | – | 8.4 |
| July | 18°C | 13°C | 0 mm | 0 | – | – | 8.5 |
| August | 19°C | 13°C | 1 mm | 0 | – | – | 8.6 |
| September | 20°C | 13°C | 1 mm | 0 | – | – | 8.7 |
| October | 19°C | 12°C | 23 mm | 3 | – | – | 8.2 |
| November | 16°C | 10°C | 55 mm | 6 | – | – | 7.3 |
| December | 13°C | 8°C | 108 mm | 10 | – | – | 6.3 |
Frequently asked questions
When is the best time to visit South San Francisco?
The best months are September, August, July, June.
When is the rainy season in South San Francisco?
The wettest months are December, January, February.