🇲🇽 Puerto Vallarta vs San Francisco 🇺🇸
Puerto Vallarta, Mexico vs San Francisco, United States — a side-by-side climate comparison to help you pick. Puerto Vallarta is the warmer of the two — about 10 degrees warmer on average across the year. San Francisco is drier, with roughly 99 fewer rainy days a year.
Climate at a glance
| 🇲🇽 Puerto Vallarta | 🇺🇸 San Francisco | |
|---|---|---|
| Avg annual high | 29°C | 19°C |
| Hottest month | July (31°C) | September (24°C) |
| Coldest month | March (17°C low) | January (8°C low) |
| Rainy days / year | 163 | 64 |
| Snow | Rare | Rare |
| Best months to visit | January, February, March | June, July, August |
🇲🇽 Puerto Vallarta
Best around January, February, March. Hottest in July (31°C), coldest lows in March (17°C).
🇺🇸 San Francisco
Best around June, July, August. Hottest in September (24°C), coldest lows in January (8°C).
Frequently asked questions
Is Puerto Vallarta or San Francisco warmer?
Puerto Vallarta is warmer overall, averaging about 10 degrees higher across the year.
Which is rainier, Puerto Vallarta or San Francisco?
Puerto Vallarta is rainier — San Francisco sees about 99 fewer rainy days per year.
When is the best time to visit Puerto Vallarta vs San Francisco?
Puerto Vallarta is best around January, February, March; San Francisco is best around June, July, August.