Huntley, Montana has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 33.4 °F (low) to 61.6 °F (high). Annual precipitation averages 14.5 Inches. Huntley is located in USDA Plant Hardiness Zone 4b. The growing season typically runs from the last frost around May 11 - May 20 through the first frost around Sep. 21 - Sep. 30.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 13.0 °F | 36.9 °F | 0.44 in. |
| February | 15.5 °F | 40.8 °F | 0.52 in. |
| March | 23.5 °F | 51.5 °F | 0.83 in. |
| April | 32.5 °F | 59.9 °F | 1.7 in. |
| May | 41.9 °F | 69.3 °F | 2.53 in. |
| June | 50.4 °F | 78.8 °F | 2.28 in. |
| July | 56.0 °F | 88.7 °F | 1.46 in. |
| August | 53.7 °F | 87.7 °F | 0.91 in. |
| September | 44.4 °F | 77.0 °F | 1.37 in. |
| October | 32.8 °F | 61.9 °F | 1.41 in. |
| November | 22.4 °F | 48.3 °F | 0.57 in. |
| December | 14.3 °F | 38.0 °F | 0.5 in. |
| Annual | 33.4 °F | 61.6 °F | 14.52 in. |
| Average First Frost Date | Sep. 21 - Sep. 30 |
| Average Last Frost Date | May 11 - May 20 |
| Average Days With Frost | 150-180 Days |
| Plant Hardiness Zone | Zone 4b : -25°F to -20°F |
| Plant Hardiness Zone - 2012 | Zone 4b : -25°F to -20°F |
| Current Drought Conditions | Severe Drought |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |