SeasonMapCalgary vs Denver: which is better, month by month
Denver beats Calgary in 9 of 12 months — its lead peaks in December (67 vs 38) — while Calgary wins July to August; they are within 3 points in June.
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.
Calgary vs Denver — all 12 months
| Month | Calgary | Denver | Winner | Gap |
|---|---|---|---|---|
| January | 43Ffreezing, dry, clean air | 63Ccold, dry, clean air | Denver | 20 |
| February | 41Ffreezing, dry, clean air | 66Ccold, dry, clean air | Denver | 25 |
| March | 55Dcold, dry, clean air | 75Bcool, a little rain, clean air | Denver | 20 |
| April | 72Bcold, dry, clean air | 82Acool, a little rain, clean air | Denver | 10 |
| May | 80Acool, a little rain | 88Anice, a little rain | Denver | 8 |
| June | 84Anice, rainy, clean air | 87Ahot, a little rain, clean air | Tie | 3 |
| July | 91Swarm, a little rain | 81Ahot, a little rain | Calgary | 10 |
| August | 94Swarm, a little rain | 84Ahot, dry, clean air | Calgary | 10 |
| September | 86Anice, dry, clean air | 90Swarm, dry, clean air | Denver | 4 |
| October | 68Ccold, dry, clean air | 86Anice, dry, clean air | Denver | 18 |
| November | 51Dcold, dry, clean air | 73Bcool, dry, clean air | Denver | 22 |
| December | 38Ffreezing, dry, clean air | 67Ccold, dry, clean air | Denver | 29 |
A month is a tie when the two are within 3 points. The widest gap is December (38 vs 67). Tap a month for that month's temperature, rain, humidity and air quality side by side.