Waterford, Wisconsin has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 3.1 °C (low) to 13.9 °C (high). Annual precipitation averages 921.5 Millimeters. Waterford is located in USDA Plant Hardiness Zone 5b. The growing season typically runs from the last frost around May 1 - May 10 through the first frost around Oct. 11 - Oct. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -10.7 °C | -1.9 °C | 45.72 mm |
| February | -9.1 °C | 0.2 °C | 43.94 mm |
| March | -3.9 °C | 6.4 °C | 53.34 mm |
| April | 1.9 °C | 13.6 °C | 95.76 mm |
| May | 7.9 °C | 19.9 °C | 105.41 mm |
| June | 13.5 °C | 25.5 °C | 118.87 mm |
| July | 16.1 °C | 27.8 °C | 93.47 mm |
| August | 15.1 °C | 26.9 °C | 94.23 mm |
| September | 10.6 °C | 23.3 °C | 84.84 mm |
| October | 4.4 °C | 15.8 °C | 75.18 mm |
| November | -1.4 °C | 7.9 °C | 59.69 mm |
| December | -7.2 °C | 1.1 °C | 51.05 mm |
| Annual | 3.1 °C | 13.9 °C | 921.5 mm |
| Average First Frost Date | Oct. 11 - Oct. 20 |
| Average Last Frost Date | May 1 - May 10 |
| Average Days With Frost | 125-150 Days |
| Plant Hardiness Zone | Zone 5b : -26.1°C to -23.3°C |
| Plant Hardiness Zone - 2012 | Zone 5b : -26.1°C to -23.3°C |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |