Chubbuck, Idaho has a Cold Semi-Arid Climate climate (Köppen classification: BSk). Average annual temperatures range from 33.6 °F (low) to 60.2 °F (high). Annual precipitation averages 11.7 Inches. Chubbuck is located in USDA Plant Hardiness Zone 6a. The growing season typically runs from the last frost around May 21 - May 31 through the first frost around Sep.11 - Sep. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 16.7 °F | 33.4 °F | 0.94 in. |
| February | 19.6 °F | 38.4 °F | 0.89 in. |
| March | 27.1 °F | 49.6 °F | 1.21 in. |
| April | 32.2 °F | 58.7 °F | 1.26 in. |
| May | 39.7 °F | 68.3 °F | 1.31 in. |
| June | 46.2 °F | 77.8 °F | 0.93 in. |
| July | 52.6 °F | 88.5 °F | 0.59 in. |
| August | 51.2 °F | 87.5 °F | 0.81 in. |
| September | 42.9 °F | 77.2 °F | 0.94 in. |
| October | 33.2 °F | 62.3 °F | 0.9 in. |
| November | 24.1 °F | 46.0 °F | 0.88 in. |
| December | 17.1 °F | 34.2 °F | 1.0 in. |
| Annual | 33.6 °F | 60.2 °F | 11.66 in. |
| Average First Frost Date | Sep.11 - Sep. 20 |
| Average Last Frost Date | May 21 - May 31 |
| Average Days With Frost | 150-180 Days |
| Plant Hardiness Zone | Zone 6a : -10°F to -5°F |
| Plant Hardiness Zone - 2012 | Zone 5b : -15°F to -10°F |
| Current Drought Conditions | Extreme Drought |
| Köppen Climate Classification | BSk - Cold Semi-Arid Climate |