SeasonMapGuangzhou vs Shanghai: which is better, month by month
Shanghai beats Guangzhou in 6 of 12 months — its lead peaks in May (79 vs 48) — while Guangzhou wins January, February, July, November and December; they are within 3 points in March.
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.
Guangzhou vs Shanghai — all 12 months
| Month | Guangzhou | Shanghai | Winner | Gap |
|---|---|---|---|---|
| January | 80Anice, a little rain, poor air quality | 62Ccold, a little rain, poor air quality | Guangzhou | 18 |
| February | 82Anice, a little rain, poor air quality | 66Ccold, a little rain, poor air quality | Guangzhou | 16 |
| March | 76Bwarm, rainy, poor air quality | 73Bcool, rainy, poor air quality | Tie | 3 |
| April | 63Chot, soaked, muggy air | 83Anice, rainy, poor air quality | Shanghai | 20 |
| May | 48Fsweltering, soaked, poor air quality | 79Bwarm, rainy, muggy air | Shanghai | 31 |
| June | 38Fsweltering, soaked, muggy air | 55Dhot, soaked, poor air quality | Shanghai | 17 |
| July | 52Dsweltering, soaked, muggy air | 48Fsweltering, soaked, poor air quality | Guangzhou | 4 |
| August | 41Fsweltering, soaked, poor air quality | 57Dsweltering, rainy, poor air quality | Shanghai | 16 |
| September | 50Dsweltering, soaked, poor air quality | 61Chot, soaked, muggy air | Shanghai | 11 |
| October | 70Bhot, rainy, poor air quality | 84Awarm, a little rain, muggy air | Shanghai | 14 |
| November | 86Awarm, a little rain, poor air quality | 78Bnice, a little rain, poor air quality | Guangzhou | 8 |
| December | 88Anice, dry, poor air quality | 68Ccold, a little rain, poor air quality | Guangzhou | 20 |
A month is a tie when the two are within 3 points. The widest gap is May (48 vs 79). Tap a month for that month's temperature, rain, humidity and air quality side by side.