Mumbai vs San Francisco in September
San Francisco is the better pick in September — 92 vs 44 on SeasonMap's comfort score. San Francisco is warm, dry, clean air, while Mumbai is sweltering, soaked, very humid.
Mumbai vs San Francisco — September climate, side by side
| Mumbai | San Francisco | |
|---|---|---|
| Comfort score | 44/100 (F) | 92/100 (S) |
| Feels-like high | 34°C | 24°C |
| Avg high / low | 28° / 25° | 24° / 14° |
| Rainfall | 480 mm | 4 mm |
| Rainy days | 28 | 0 |
| Humidity | 88% | 77% |
| Air quality (AQI) | 65 | 35 |
Monthly climate normals (ERA5 reanalysis). Comfort scores are SeasonMap estimates.
Mumbai vs San Francisco in September — FAQ
- Is September better in Mumbai or San Francisco?
- San Francisco is the better pick in September — 92 vs 44 on SeasonMap's comfort score. San Francisco is warm, dry, clean air, while Mumbai is sweltering, soaked, very humid.
- What is the weather like in Mumbai vs San Francisco in September?
- In September, Mumbai averages 28°C high / 25°C low with about 480 mm of rain; San Francisco averages 24°C high / 14°C low with about 4 mm.