SeasonMapChristchurch vs Sydney: which is better, month by month
Sydney beats Christchurch in 7 of 12 months — its lead peaks in July (78 vs 63) — while Christchurch wins January to March; they are within 3 points in November to December.
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.
Christchurch vs Sydney — all 12 months
| Month | Christchurch | Sydney | Winner | Gap |
|---|---|---|---|---|
| January | 93Snice, a little rain, clean air | 82Awarm, rainy, clean air | Christchurch | 11 |
| February | 93Snice, a little rain, clean air | 80Awarm, soaked, clean air | Christchurch | 13 |
| March | 87Anice, a little rain, clean air | 76Bwarm, soaked, clean air | Christchurch | 11 |
| April | 79Bnice, a little rain, clean air | 85Anice, rainy, clean air | Sydney | 6 |
| May | 72Bcool, a little rain, clean air | 83Anice, rainy, clean air | Sydney | 11 |
| June | 66Ccool, a little rain, clean air | 77Bcool, rainy, clean air | Sydney | 11 |
| July | 63Ccold, a little rain, clean air | 78Bcool, rainy, clean air | Sydney | 15 |
| August | 71Bcool, a little rain, clean air | 81Acool, rainy, clean air | Sydney | 10 |
| September | 77Bcool, a little rain, clean air | 89Anice, a little rain, clean air | Sydney | 12 |
| October | 81Anice, a little rain, clean air | 88Anice, rainy, clean air | Sydney | 7 |
| November | 85Anice, a little rain, clean air | 87Anice, rainy, clean air | Tie | 2 |
| December | 89Anice, a little rain, clean air | 87Awarm, rainy, clean air | Tie | 2 |
A month is a tie when the two are within 3 points. The widest gap is July (63 vs 78). Tap a month for that month's temperature, rain, humidity and air quality side by side.