Natick, Massachusetts has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 4.1 °C (low) to 15.7 °C (high). Annual precipitation averages 1219.5 Millimeters. Natick 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 | -8.2 °C | 2.3 °C | 95.25 mm |
| February | -7.3 °C | 3.8 °C | 82.8 mm |
| March | -3.1 °C | 7.9 °C | 112.01 mm |
| April | 2.6 °C | 14.7 °C | 106.17 mm |
| May | 8.2 °C | 20.5 °C | 91.19 mm |
| June | 13.3 °C | 25.3 °C | 106.43 mm |
| July | 16.6 °C | 28.6 °C | 92.71 mm |
| August | 15.8 °C | 27.8 °C | 97.54 mm |
| September | 11.4 °C | 24 °C | 97.03 mm |
| October | 5.1 °C | 17.3 °C | 120.9 mm |
| November | -0.1 °C | 11.2 °C | 99.57 mm |
| December | -4.7 °C | 5.4 °C | 117.86 mm |
| Annual | 4.1 °C | 15.7 °C | 1219.46 mm |
| 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 : -20.6°C to -17.8°C |
| Plant Hardiness Zone - 2012 | Zone 6a : -23.3°C to -20.6°C |
| Current Drought Conditions | Severe Drought |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |