Beal City, Michigan has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 36.1 °F (low) to 56.3 °F (high). Annual precipitation averages 34.2 Inches. Beal City is located in USDA Plant Hardiness Zone 5b. The growing season typically runs from the last frost around May 11 - May 20 through the first frost around Oct. 1 - Oct. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 13.9 °F | 28.7 °F | 2.15 in. |
| February | 13.9 °F | 31.4 °F | 1.74 in. |
| March | 21.8 °F | 41.9 °F | 2.11 in. |
| April | 33.0 °F | 55.4 °F | 3.55 in. |
| May | 44.8 °F | 67.9 °F | 3.69 in. |
| June | 54.7 °F | 77.6 °F | 3.53 in. |
| July | 58.2 °F | 81.7 °F | 3.02 in. |
| August | 56.4 °F | 79.8 °F | 3.5 in. |
| September | 48.3 °F | 72.8 °F | 2.84 in. |
| October | 37.9 °F | 59.1 °F | 3.42 in. |
| November | 28.9 °F | 45.5 °F | 2.64 in. |
| December | 20.8 °F | 34.1 °F | 2.04 in. |
| Annual | 36.1 °F | 56.3 °F | 34.23 in. |
| Average First Frost Date | Oct. 1 - Oct. 10 |
| Average Last Frost Date | May 11 - May 20 |
| Average Days With Frost | 150-180 Days |
| Plant Hardiness Zone | Zone 5b : -15°F to -10°F |
| Plant Hardiness Zone - 2012 | Zone 5b : -15°F to -10°F |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |