Duanesburg, New York has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 36.8 °F (low) to 57.3 °F (high). Annual precipitation averages 41.9 Inches. Duanesburg 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. 1 - Oct. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 13.2 °F | 30.8 °F | 2.48 in. |
| February | 14.5 °F | 33.6 °F | 2.49 in. |
| March | 22.5 °F | 42.3 °F | 3.33 in. |
| April | 34.2 °F | 56.5 °F | 3.44 in. |
| May | 45.9 °F | 68.9 °F | 3.68 in. |
| June | 54.8 °F | 76.9 °F | 4.09 in. |
| July | 59.6 °F | 81.6 °F | 4.56 in. |
| August | 57.8 °F | 80.1 °F | 4.09 in. |
| September | 50.3 °F | 73.0 °F | 3.32 in. |
| October | 39.3 °F | 59.9 °F | 4.4 in. |
| November | 29.4 °F | 47.4 °F | 2.66 in. |
| December | 20.5 °F | 36.1 °F | 3.39 in. |
| Annual | 36.8 °F | 57.3 °F | 41.93 in. |
| Average First Frost Date | Oct. 1 - Oct. 10 |
| Average Last Frost Date | May 1 - May 10 |
| Average Days With Frost | 125-150 Days |
| Plant Hardiness Zone | Zone 5b : -15°F to -10°F |
| Plant Hardiness Zone - 2012 | Zone 5b : -15°F to -10°F |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |