SeasonMapSan Francisco vs Seattle in January
San Francisco is the better pick in January — 68 vs 52 on SeasonMap's comfort score. San Francisco is cool, rainy, clean air, while Seattle is cold, rainy, clean air.
San Francisco vs Seattle — January climate, side by side
| San Francisco | Seattle | |
|---|---|---|
| Comfort score | 68/100 (C) | 52/100 (D) |
| Feels-like high | 13°C | 6°C |
| Avg high / low | 15° / 9° | 9° / 2° |
| Rainfall | 123 mm | 101 mm |
| Rainy days | 10 | 13 |
| Humidity | 83% | 85% |
| Air quality (AQI) | 45 | 34 |
Monthly climate normals (ERA5 reanalysis). Comfort scores are SeasonMap estimates.
San Francisco vs Seattle in January — FAQ
- Is January better in San Francisco or Seattle?
- San Francisco is the better pick in January — 68 vs 52 on SeasonMap's comfort score. San Francisco is cool, rainy, clean air, while Seattle is cold, rainy, clean air.
- What is the weather like in San Francisco vs Seattle in January?
- In January, San Francisco averages 15°C high / 9°C low with about 123 mm of rain; Seattle averages 9°C high / 2°C low with about 101 mm.