Barryton, Michigan has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 34.7 °F (low) to 55.7 °F (high). Annual precipitation averages 35.5 Inches. Barryton 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 Sep. 21 - Sep. 30.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 12.7 °F | 28.2 °F | 2.37 in. |
| February | 12.4 °F | 31.1 °F | 1.8 in. |
| March | 20.2 °F | 41.5 °F | 2.19 in. |
| April | 31.7 °F | 54.9 °F | 3.66 in. |
| May | 43.5 °F | 67.4 °F | 3.76 in. |
| June | 53.2 °F | 77.1 °F | 3.58 in. |
| July | 56.6 °F | 80.9 °F | 3.13 in. |
| August | 54.9 °F | 79.1 °F | 3.61 in. |
| September | 47.2 °F | 71.9 °F | 3.03 in. |
| October | 36.9 °F | 58.3 °F | 3.5 in. |
| November | 27.9 °F | 44.6 °F | 2.73 in. |
| December | 19.7 °F | 33.4 °F | 2.15 in. |
| Annual | 34.7 °F | 55.7 °F | 35.51 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 5b : -15°F to -10°F |
| Plant Hardiness Zone - 2012 | Zone 5a : -20°F to -15°F |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |