| 2023 Hardiness Zone: | Zone 6a: -10°F to -5°F Zone 6b: -5°F to 0°F Zone 5b: -15°F to -10°F | |
| 2012 Hardiness Zone: | Zone 6a: -10°F to -5°F Zone 5a: -20°F to -15°F Zone 5b: -15°F to -10°F | |
| 1990 Hardiness Zone: | Zone 1b: -15F to -10F | |
| Average First Frost Date: | Oct. 1 - Oct. 10 | |
| Average Last Frost Date: | May 11 - May 20 | |
| Koppen-Geiger Climate Zone: | Dsb - Humid Continental Climate - Dry Cool Summer | |
| Ecoregion: | 15q - Purcell-Cabinet-North Bitterroot Mountains | |
| Current Drought Status: | Exceptional Drought | |
| Heat Zone Days: | 8 - 14 days Over 86°F |
Annual Climate Data for ZIP Code 59853 - Noxon, MT | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 19 | 21 | 25 | 31 | 37 | 43 | 48 | 47 | 41 | 32 | 26 | 19 | 32 |
| Avg Max Temp (°F) | 31 | 36 | 45 | 53 | 61 | 68 | 75 | 76 | 68 | 53 | 37 | 30 | 53 |
| Avg Precip (In.) | 3.8 | 2.87 | 2.22 | 1.75 | 2.32 | 2.26 | 1.4 | 1.31 | 1.4 | 1.91 | 4.04 | 3.91 | 29.2 |