| 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 | |
| 1990 Hardiness Zone: | Zone 3b: -35F to -30F | |
| Average First Frost Date: | Sep. 21 - Sep. 30 | |
| Average Last Frost Date: | May 21 - May 31 | |
| Koppen-Geiger Climate Zone: | Dfb - Humid Continental Mild Summer, Wet All Year | |
| Ecoregion: | 48a - Glacial Lake Agassiz Basin | |
| Current Drought Status: | Exceptional Drought | |
| Heat Zone Days: | Rare Over 86°F |
Annual Climate Data for ZIP Code 58271 - Pembina, ND | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | -9 | -2 | 12 | 28 | 41 | 51 | 54 | 52 | 41 | 30 | 14 | -2 | 26 |
| Avg Max Temp (°F) | 11 | 19 | 31 | 51 | 68 | 76 | 80 | 79 | 68 | 54 | 32 | 17 | 49 |
| Avg Precip (In.) | .45 | .41 | .73 | 1.01 | 2.15 | 3.38 | 2.96 | 2.65 | 2.09 | 1.48 | .84 | .46 | 18.61 |