SeasonMapChiang Mai vs London: which is better, month by month
London beats Chiang Mai in 8 of 12 months — its lead peaks in August (93 vs 46) — while Chiang Mai wins November to February.
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.
Chiang Mai vs London — all 12 months
| Month | Chiang Mai | London | Winner | Gap |
|---|---|---|---|---|
| January | 87Ahot, dry | 54Dcold, a little rain, clean air | Chiang Mai | 33 |
| February | 82Asweltering, dry | 63Ccold, a little rain, clean air | Chiang Mai | 19 |
| March | 65Csweltering, dry | 69Ccold, a little rain, clean air | London | 4 |
| April | 54Dsweltering, dry | 79Bcool, a little rain, clean air | London | 25 |
| May | 52Dsweltering, rainy | 86Anice, a little rain, clean air | London | 34 |
| June | 60Csweltering, rainy, clean air | 91Snice, a little rain, clean air | London | 31 |
| July | 53Dsweltering, soaked, clean air | 94Swarm, a little rain, clean air | London | 41 |
| August | 46Fsweltering, soaked, clean air | 93Snice, a little rain, clean air | London | 47 |
| September | 49Fsweltering, soaked, muggy air | 84Anice, a little rain, clean air | London | 35 |
| October | 61Csweltering, soaked, muggy air | 73Bcool, a little rain, clean air | London | 12 |
| November | 74Bsweltering, a little rain, muggy air | 61Ccold, a little rain, clean air | Chiang Mai | 13 |
| December | 84Ahot, dry | 56Dcold, a little rain, clean air | Chiang Mai | 28 |
A month is a tie when the two are within 3 points. The widest gap is August (46 vs 93). Tap a month for that month's temperature, rain, humidity and air quality side by side.