Augusta, Michigan has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 3.7 °C (low) to 15 °C (high). Annual precipitation averages 1016.3 Millimeters. Augusta is located in USDA Plant Hardiness Zone 6a. 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 | -8.5 °C | -0.2 °C | 69.09 mm |
| February | -8.1 °C | 1.4 °C | 52.07 mm |
| March | -3.7 °C | 7.4 °C | 62.23 mm |
| April | 2.3 °C | 15.1 °C | 94.49 mm |
| May | 8.8 °C | 21.4 °C | 107.44 mm |
| June | 13.9 °C | 26.5 °C | 102.62 mm |
| July | 15.5 °C | 28.6 °C | 95.76 mm |
| August | 14.6 °C | 27.4 °C | 105.92 mm |
| September | 10.4 °C | 23.9 °C | 89.41 mm |
| October | 4.6 °C | 16.7 °C | 99.57 mm |
| November | -0.5 °C | 8.9 °C | 73.91 mm |
| December | -5.1 °C | 2.5 °C | 63.75 mm |
| Annual | 3.7 °C | 15 °C | 1016.26 mm |
| Average First Frost Date | Oct. 11 - Oct. 20 |
| Average Last Frost Date | Apr. 21 - Apr. 30 |
| Average Days With Frost | 125-150 Days |
| Plant Hardiness Zone | Zone 6a : -23.3°C to -20.6°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 |