SeasonMapBangkok vs San Francisco: which is better, month by month
San Francisco beats Bangkok in 10 of 12 months — its lead peaks in September (96 vs 46) — while Bangkok wins December to January.
Each place is scored under the lens that suits its type. Comfort is SeasonMap's 0–100 estimate from ERA5 climate normals, not a forecast.
Bangkok vs San Francisco — all 12 months
| Month | Bangkok | San Francisco | Winner | Gap |
|---|---|---|---|---|
| January | 73Bsweltering, dry, poor air quality | 68Ccool, rainy, clean air | Bangkok | 5 |
| February | 69Csweltering, dry, poor air quality | 75Bcool, rainy, muggy air | San Francisco | 6 |
| March | 60Csweltering, a little rain, poor air quality | 76Bcool, rainy, clean air | San Francisco | 16 |
| April | 51Dsweltering, a little rain, poor air quality | 85Anice, a little rain, clean air | San Francisco | 34 |
| May | 47Fsweltering, rainy, muggy air | 88Anice, dry, clean air | San Francisco | 41 |
| June | 58Dsweltering, rainy, muggy air | 92Snice, dry, clean air | San Francisco | 34 |
| July | 56Dsweltering, soaked, clean air | 93Snice, dry, clean air | San Francisco | 37 |
| August | 57Dsweltering, rainy, clean air | 95Snice, dry, clean air | San Francisco | 38 |
| September | 46Fsweltering, soaked, muggy air | 96Snice, dry, clean air | San Francisco | 50 |
| October | 50Dsweltering, soaked, poor air quality | 90Snice, dry, clean air | San Francisco | 40 |
| November | 65Csweltering, a little rain, poor air quality | 80Anice, a little rain, clean air | San Francisco | 15 |
| December | 75Bsweltering, dry | 67Ccool, rainy, clean air | Bangkok | 8 |
A month is a tie when the two are within 3 points. The widest gap is September (46 vs 96). Tap a month for that month's temperature, rain, humidity and air quality side by side.