Conway, Michigan has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 34.7 °F (low) to 53.3 °F (high). Annual precipitation averages 34.4 Inches. Conway 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 | 12.8 °F | 27.3 °F | 2.42 in. |
| February | 11.1 °F | 29.0 °F | 1.56 in. |
| March | 18.3 °F | 38.4 °F | 1.84 in. |
| April | 30.5 °F | 50.2 °F | 2.88 in. |
| May | 41.8 °F | 64.0 °F | 2.98 in. |
| June | 51.8 °F | 73.3 °F | 2.9 in. |
| July | 56.6 °F | 77.5 °F | 2.72 in. |
| August | 55.5 °F | 76.7 °F | 3.24 in. |
| September | 48.5 °F | 69.9 °F | 3.62 in. |
| October | 38.5 °F | 56.6 °F | 4.33 in. |
| November | 29.8 °F | 43.6 °F | 3.16 in. |
| December | 21.0 °F | 33.2 °F | 2.77 in. |
| Annual | 34.7 °F | 53.3 °F | 34.42 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 5a : -20°F to -15°F |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |