SeasonMapAustin vs San Francisco in September
San Francisco is the better pick in September — 96 vs 66 on SeasonMap's comfort score. San Francisco is nice, dry, clean air, while Austin is sweltering, a little rain, clean air.
Austin vs San Francisco — September climate, side by side
| Austin | San Francisco | |
|---|---|---|
| Comfort score | 66/100 (C) | 96/100 (S) |
| Feels-like high | 37°C | 21°C |
| Avg high / low | 34° / 22° | 22° / 14° |
| Rainfall | 63 mm | 3 mm |
| Rainy days | 4 | 1 |
| Humidity | 65% | 75% |
| Air quality (AQI) | 44 | 35 |
Monthly climate normals (ERA5 reanalysis). Comfort scores are SeasonMap estimates.
Austin vs San Francisco in September — FAQ
- Is September better in Austin or San Francisco?
- San Francisco is the better pick in September — 96 vs 66 on SeasonMap's comfort score. San Francisco is nice, dry, clean air, while Austin is sweltering, a little rain, clean air.
- What is the weather like in Austin vs San Francisco in September?
- In September, Austin averages 34°C high / 22°C low with about 63 mm of rain; San Francisco averages 22°C high / 14°C low with about 3 mm.