SeasonMapHong Kong vs Shanghai: which is better, month by month
Shanghai beats Hong Kong in 6 of 12 months — its lead peaks in May (79 vs 55) — while Hong Kong wins December to March; they are within 3 points in July and November.
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.
Hong Kong vs Shanghai — all 12 months
| Month | Hong Kong | Shanghai | Winner | Gap |
|---|---|---|---|---|
| January | 84Anice, a little rain, poor air quality | 62Ccold, a little rain, poor air quality | Hong Kong | 22 |
| February | 86Anice, a little rain, muggy air | 66Ccold, a little rain, poor air quality | Hong Kong | 20 |
| March | 80Awarm, a little rain, muggy air | 73Bcool, rainy, poor air quality | Hong Kong | 7 |
| April | 71Bhot, rainy, muggy air | 83Anice, rainy, poor air quality | Shanghai | 12 |
| May | 55Dhot, soaked, muggy air | 79Bwarm, rainy, muggy air | Shanghai | 24 |
| June | 40Fsweltering, soaked, muggy air | 55Dhot, soaked, poor air quality | Shanghai | 15 |
| July | 50Dsweltering, soaked, muggy air | 48Fsweltering, soaked, poor air quality | Tie | 2 |
| August | 38Fsweltering, soaked, muggy air | 57Dsweltering, rainy, poor air quality | Shanghai | 19 |
| September | 47Fsweltering, soaked, muggy air | 61Chot, soaked, muggy air | Shanghai | 14 |
| October | 65Chot, soaked, muggy air | 84Awarm, a little rain, muggy air | Shanghai | 19 |
| November | 78Bwarm, a little rain | 78Bnice, a little rain, poor air quality | Tie | 0 |
| December | 89Anice, dry, poor air quality | 68Ccold, a little rain, poor air quality | Hong Kong | 21 |
A month is a tie when the two are within 3 points. The widest gap is May (55 vs 79). Tap a month for that month's temperature, rain, humidity and air quality side by side.