Climax, Michigan has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 39.6 °F (low) to 58 °F (high). Annual precipitation averages 39.3 Inches. Climax is located in USDA Plant Hardiness Zone 6a. The growing season typically runs from the last frost around Apr. 21 - Apr. 30 through the first frost around Oct. 11 - Oct. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 17.2 °F | 30.9 °F | 2.69 in. |
| February | 17.9 °F | 33.6 °F | 2.09 in. |
| March | 26.0 °F | 44.5 °F | 2.39 in. |
| April | 37.1 °F | 58.0 °F | 3.59 in. |
| May | 48.8 °F | 69.4 °F | 4.15 in. |
| June | 57.8 °F | 78.5 °F | 4.08 in. |
| July | 61.4 °F | 82.3 °F | 3.71 in. |
| August | 59.8 °F | 80.3 °F | 4.07 in. |
| September | 52.5 °F | 74.0 °F | 3.44 in. |
| October | 41.5 °F | 60.9 °F | 3.76 in. |
| November | 31.6 °F | 47.4 °F | 2.89 in. |
| December | 23.2 °F | 35.7 °F | 2.44 in. |
| Annual | 39.6 °F | 58 °F | 39.3 in. |
| Average First Frost Date | Oct. 11 - Oct. 20 |
| Average Last Frost Date | Apr. 21 - Apr. 30 |
| Average Days With Frost | 125-150 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 | Normal |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |