Savage, Montana has a Cold Semi-Arid Climate climate (Köppen classification: BSk). Average annual temperatures range from -0.3 °C (low) to 14.1 °C (high). Annual precipitation averages 373.6 Millimeters. Savage is located in USDA Plant Hardiness Zone 4a. 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 | -14.7 °C | -3 °C | 6.6 mm |
| February | -12.6 °C | -0.2 °C | 7.37 mm |
| March | -6.8 °C | 6.9 °C | 12.95 mm |
| April | -0.4 °C | 14.8 °C | 33.02 mm |
| May | 5.4 °C | 20.8 °C | 58.42 mm |
| June | 10.9 °C | 25.6 °C | 68.58 mm |
| July | 13.9 °C | 30.3 °C | 63.25 mm |
| August | 12.6 °C | 29.9 °C | 37.85 mm |
| September | 7.1 °C | 24.2 °C | 35.81 mm |
| October | 0.6 °C | 15 °C | 28.45 mm |
| November | -6.6 °C | 5.7 °C | 12.19 mm |
| December | -12.4 °C | -1.1 °C | 9.14 mm |
| Annual | -0.3 °C | 14.1 °C | 373.63 mm |
| 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 4a : -34.4°C to -31.7°C |
| Plant Hardiness Zone - 2012 | Zone 4a : -34.4°C to -31.7°C |
| Current Drought Conditions | Severe Drought |
| Köppen Climate Classification | BSk - Cold Semi-Arid Climate |