Pinehurst, Massachusetts has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 4.3 °C (low) to 15.4 °C (high). Annual precipitation averages 1238.8 Millimeters. Pinehurst 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 | -8.1 °C | 2 °C | 96.27 mm |
| February | -7.1 °C | 3.5 °C | 88.14 mm |
| March | -3 °C | 7.5 °C | 117.6 mm |
| April | 2.8 °C | 14.4 °C | 105.92 mm |
| May | 8.3 °C | 20.2 °C | 93.73 mm |
| June | 13.5 °C | 25.1 °C | 106.93 mm |
| July | 16.8 °C | 28.4 °C | 95.5 mm |
| August | 16 °C | 27.6 °C | 95 mm |
| September | 11.7 °C | 23.7 °C | 95.76 mm |
| October | 5.3 °C | 16.8 °C | 122.43 mm |
| November | 0.2 °C | 10.9 °C | 100.58 mm |
| December | -4.5 °C | 5.1 °C | 120.9 mm |
| Annual | 4.3 °C | 15.4 °C | 1238.76 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 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 |