🇺🇸 San Francisco vs St. Louis 🇺🇸
San Francisco, United States vs St. Louis, United States — a side-by-side climate comparison to help you pick. Both cities run similar average temperatures year-round. San Francisco is drier, with roughly 115 fewer rainy days a year.
Climate at a glance
| 🇺🇸 San Francisco | 🇺🇸 St. Louis | |
|---|---|---|
| Avg annual high | 19°C | 19°C |
| Hottest month | September (24°C) | July (31°C) |
| Coldest month | January (8°C low) | January (-4°C low) |
| Rainy days / year | 64 | 179 |
| Snow | Rare | Rare |
| Best months to visit | June, July, August | April, September, October |
🇺🇸 San Francisco
Best around June, July, August. Hottest in September (24°C), coldest lows in January (8°C).
🇺🇸 St. Louis
Best around April, September, October. Hottest in July (31°C), coldest lows in January (-4°C).
Frequently asked questions
Is San Francisco or St. Louis warmer?
San Francisco and St. Louis have very similar average temperatures.
Which is rainier, San Francisco or St. Louis?
St. Louis is rainier — San Francisco sees about 115 fewer rainy days per year.
When is the best time to visit San Francisco vs St. Louis?
San Francisco is best around June, July, August; St. Louis is best around April, September, October.