Buckland, Massachusetts has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 1.9 °C (low) to 13.9 °C (high). Annual precipitation averages 1338.1 Millimeters. Buckland is located in USDA Plant Hardiness Zone 5b. The growing season typically runs from the last frost around May 21 - May 31 through the first frost around Oct. 1 - Oct. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -10.9 °C | -0.3 °C | 92.46 mm |
| February | -10.4 °C | 1.4 °C | 86.87 mm |
| March | -5.6 °C | 5.8 °C | 105.41 mm |
| April | 0.4 °C | 13.1 °C | 109.73 mm |
| May | 6.4 °C | 19.6 °C | 104.14 mm |
| June | 11.7 °C | 24.5 °C | 121.92 mm |
| July | 14.6 °C | 27.3 °C | 115.82 mm |
| August | 13.6 °C | 26.3 °C | 109.98 mm |
| September | 9.3 °C | 22.3 °C | 125.73 mm |
| October | 3 °C | 15.1 °C | 147.32 mm |
| November | -2.2 °C | 8.5 °C | 105.41 mm |
| December | -6.9 °C | 2.6 °C | 113.28 mm |
| Annual | 1.9 °C | 13.9 °C | 1338.07 mm |
| Average First Frost Date | Oct. 1 - Oct. 10 |
| Average Last Frost Date | May 21 - May 31 |
| 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 | Abnormally Dry |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |