Ferndale, Michigan has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 5.1 °C (low) to 15.1 °C (high). Annual precipitation averages 868.2 Millimeters. Ferndale 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. 21 - Oct. 31.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -7.4 °C | 0.2 °C | 60.45 mm |
| February | -6.8 °C | 1.8 °C | 50.55 mm |
| March | -2.8 °C | 7.3 °C | 60.45 mm |
| April | 3.2 °C | 14.6 °C | 80.01 mm |
| May | 9.2 °C | 21 °C | 94.74 mm |
| June | 15 °C | 26.3 °C | 81.03 mm |
| July | 17.3 °C | 28.7 °C | 85.09 mm |
| August | 16.9 °C | 27.8 °C | 83.57 mm |
| September | 12.7 °C | 24.1 °C | 78.74 mm |
| October | 6.3 °C | 16.7 °C | 72.14 mm |
| November | 0.9 °C | 9.4 °C | 62.99 mm |
| December | -3.8 °C | 2.9 °C | 58.42 mm |
| Annual | 5.1 °C | 15.1 °C | 868.18 mm |
| Average First Frost Date | Oct. 21 - Oct. 31 |
| Average Last Frost Date | Apr. 21 - Apr. 30 |
| Average Days With Frost | 100-125 Days |
| Plant Hardiness Zone | Zone 6b : -20.6°C to -17.8°C |
| Plant Hardiness Zone - 2012 | Zone 6a : -23.3°C to -20.6°C |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |