Minidoka, Idaho has a Cold Semi-Arid Climate climate (Köppen classification: BSk). Average annual temperatures range from 34 °F (low) to 60.9 °F (high). Annual precipitation averages 9.8 Inches. Minidoka is located in USDA Plant Hardiness Zone 6a. 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 | 17.7 °F | 35.2 °F | 1.16 in. |
| February | 20.8 °F | 40.3 °F | 0.72 in. |
| March | 27.3 °F | 51.2 °F | 0.92 in. |
| April | 32.0 °F | 58.8 °F | 1.03 in. |
| May | 39.9 °F | 68.5 °F | 1.34 in. |
| June | 46.5 °F | 77.8 °F | 0.7 in. |
| July | 53.0 °F | 88.1 °F | 0.19 in. |
| August | 51.3 °F | 87.4 °F | 0.35 in. |
| September | 43.0 °F | 77.2 °F | 0.6 in. |
| October | 33.4 °F | 62.9 °F | 0.83 in. |
| November | 24.6 °F | 47.4 °F | 0.81 in. |
| December | 18.1 °F | 35.8 °F | 1.18 in. |
| Annual | 34 °F | 60.9 °F | 9.83 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 6a : -10°F to -5°F |
| Plant Hardiness Zone - 2012 | Zone 6a : -10°F to -5°F |
| Current Drought Conditions | Extreme Drought |
| Köppen Climate Classification | BSk - Cold Semi-Arid Climate |