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Colorado: first snow, freeze dates and white Christmas odds
Snow and freeze history for 7 NOAA weather stations in Colorado, computed from 1995–2024 daily records. The earliest typical first snow among them is Denver (median Oct 20). The best white Christmas odds are at Grand Junction (40%).
| City | First measurable snow (median) | First 1"+ snow (median) | White Christmas chance | Avg snowfall / season | First fall freeze (median) | Last spring freeze (median) |
|---|---|---|---|---|---|---|
| Alamosa | Nov 2 | Nov 16 | 30% | 26.8" | Sep 14 | Jun 12 |
| Colorado Springs | Oct 25 | Nov 13 | 21% | 34.2" | Oct 7 | May 5 |
| Denver | Oct 20 | Oct 29 | 37% | 47.0" | Oct 11 | May 11 |
| Denver (Airport) | – | – | – | – | Oct 6 | May 11 |
| Grand Junction | Nov 12 | Nov 29 | 40% | 16.9" | Oct 12 | Apr 29 |
| La Junta | – | – | – | – | Oct 14 | Apr 22 |
| Pueblo | Nov 8 | Nov 21 | 10% | 25.9" | Oct 7 | May 3 |
Planning for winter? Heat pump vs gas furnace, propane and oil: heating cost in Colorado (on our sister site PlugVsPump, from EIA prices).