SeasonMapSydney vs Ulaanbaatar: which is better, month by month
Sydney beats Ulaanbaatar in 8 of 12 months — its lead peaks in December (87 vs 29) — while Ulaanbaatar wins June to August; they are within 3 points in May.
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.
Sydney vs Ulaanbaatar — all 12 months
| Month | Sydney | Ulaanbaatar | Winner | Gap |
|---|---|---|---|---|
| January | 82Awarm, rainy, clean air | 32Ffreezing, dry | Sydney | 50 |
| February | 80Awarm, soaked, clean air | 35Ffreezing, dry | Sydney | 45 |
| March | 76Bwarm, soaked, clean air | 53Dfreezing, dry | Sydney | 23 |
| April | 85Anice, rainy, clean air | 70Bcold, dry, clean air | Sydney | 15 |
| May | 83Anice, rainy, clean air | 81Acool, dry, clean air | Tie | 2 |
| June | 77Bcool, rainy, clean air | 93Snice, a little rain, clean air | Ulaanbaatar | 16 |
| July | 78Bcool, rainy, clean air | 90Swarm, a little rain, clean air | Ulaanbaatar | 12 |
| August | 81Acool, rainy, clean air | 87Anice, a little rain, clean air | Ulaanbaatar | 6 |
| September | 89Anice, a little rain, clean air | 78Bcool, a little rain, clean air | Sydney | 11 |
| October | 88Anice, rainy, clean air | 63Ccold, dry, clean air | Sydney | 25 |
| November | 87Anice, rainy, clean air | 40Ffreezing, dry, reliable snow | Sydney | 47 |
| December | 87Awarm, rainy, clean air | 29Ffreezing, dry, poor air quality | Sydney | 58 |
A month is a tie when the two are within 3 points. The widest gap is December (87 vs 29). Tap a month for that month's temperature, rain, humidity and air quality side by side.