Garden City, Michigan has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 41 °F (low) to 59.7 °F (high). Annual precipitation averages 34.6 Inches. Garden City is located in USDA Plant Hardiness Zone 6b. 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 | 18.6 °F | 32.7 °F | 2.31 in. |
| February | 19.7 °F | 35.7 °F | 2.08 in. |
| March | 27.4 °F | 45.8 °F | 2.5 in. |
| April | 37.7 °F | 58.8 °F | 3.15 in. |
| May | 49.0 °F | 70.8 °F | 3.71 in. |
| June | 59.1 °F | 80.2 °F | 3.3 in. |
| July | 63.3 °F | 84.3 °F | 3.36 in. |
| August | 61.9 °F | 82.5 °F | 3.27 in. |
| September | 54.4 °F | 75.8 °F | 3.16 in. |
| October | 43.0 °F | 62.8 °F | 2.88 in. |
| November | 33.1 °F | 49.3 °F | 2.6 in. |
| December | 25.0 °F | 37.7 °F | 2.32 in. |
| Annual | 41 °F | 59.7 °F | 34.64 in. |
| Average First Frost Date | Oct. 11 - Oct. 20 |
| Average Last Frost Date | Apr. 21 - Apr. 30 |
| Average Days With Frost | 100-125 Days |
| Plant Hardiness Zone | Zone 6b : -5°F to 0°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 |