Hinsdale, Montana has a Cold Semi-Arid Climate climate (Köppen classification: BSk). Average annual temperatures range from -1.2 °C (low) to 13.4 °C (high). Annual precipitation averages 363.7 Millimeters. Hinsdale is located in USDA Plant Hardiness Zone 3b. The growing season typically runs from the last frost around Apr. 21 - Apr. 30 through the first frost around Sep. 21 - Sep. 30.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -16.2 °C | -3.8 °C | 10.92 mm |
| February | -14.3 °C | -0.8 °C | 9.14 mm |
| March | -7.6 °C | 5.8 °C | 15.49 mm |
| April | -0.8 °C | 14.4 °C | 25.65 mm |
| May | 5 °C | 20 °C | 58.17 mm |
| June | 10.2 °C | 24.6 °C | 79.25 mm |
| July | 13.3 °C | 29.5 °C | 50.55 mm |
| August | 12.1 °C | 29.6 °C | 33.53 mm |
| September | 6.3 °C | 23.1 °C | 33.27 mm |
| October | -0.4 °C | 14.3 °C | 24.38 mm |
| November | -7.8 °C | 5.3 °C | 11.94 mm |
| December | -13.9 °C | -1.8 °C | 11.43 mm |
| Annual | -1.2 °C | 13.4 °C | 363.72 mm |
| Average First Frost Date | Sep. 21 - Sep. 30 |
| Average Last Frost Date | Apr. 21 - Apr. 30 |
| Average Days With Frost | 125-150 Days |
| Plant Hardiness Zone | Zone 3b : -37.2°C to -34.4°C |
| Plant Hardiness Zone - 2012 | Zone 3b : -37.2°C to -34.4°C |
| Current Drought Conditions | Abnormally Dry |
| Köppen Climate Classification | BSk - Cold Semi-Arid Climate |