| 2023 Hardiness Zone: | Zone 3b: -35°F to -30°F Zone 4a: -30°F to -25°F | |
| 2012 Hardiness Zone: | Zone 3b: -35°F to -30°F Zone 4a: -30°F to -25°F | |
| 1990 Hardiness Zone: | Zone 3a: -40F to -35F | |
| Average First Frost Date: | Sep.11 - Sep. 20 | |
| Average Last Frost Date: | May 1 - May 10 | |
| Koppen-Geiger Climate Zone: | BSk - Cold Semi-Arid Climate | |
| Ecoregion: | 42j - Glaciated Northern Grasslands | |
| Current Drought Status: | Exceptional Drought | |
| Heat Zone Days: | 31 - 45 days Over 86°F |
Annual Climate Data for ZIP Code 59201 - Wolf Point, MT | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 0 | 8 | 20 | 32 | 43 | 52 | 56 | 55 | 43 | 32 | 17 | 4 | 30 |
| Avg Max Temp (°F) | 23 | 31 | 45 | 61 | 72 | 81 | 88 | 87 | 74 | 61 | 41 | 27 | 57 |
| Avg Precip (In.) | .34 | .24 | .55 | .93 | 2.06 | 2.57 | 2.08 | 1.26 | 1.27 | .75 | .43 | .39 | 12.86 |