Pierrepont Manor, New York has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 36.5 °F (low) to 55.1 °F (high). Annual precipitation averages 49.6 Inches. Pierrepont Manor is located in USDA Plant Hardiness Zone 5a. 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 | 11.8 °F | 29.1 °F | 4.69 in. |
| February | 12.7 °F | 31.0 °F | 3.55 in. |
| March | 21.2 °F | 39.2 °F | 3.31 in. |
| April | 33.4 °F | 53.4 °F | 3.76 in. |
| May | 45.2 °F | 66.7 °F | 3.78 in. |
| June | 54.2 °F | 74.6 °F | 3.85 in. |
| July | 59.5 °F | 78.9 °F | 3.67 in. |
| August | 58.3 °F | 78.1 °F | 3.98 in. |
| September | 50.9 °F | 71.3 °F | 4.28 in. |
| October | 40.6 °F | 58.5 °F | 5.31 in. |
| November | 30.4 °F | 46.0 °F | 4.58 in. |
| December | 20.1 °F | 34.6 °F | 4.87 in. |
| Annual | 36.5 °F | 55.1 °F | 49.63 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 5a : -20°F to -15°F |
| Plant Hardiness Zone - 2012 | Zone 4b : -25°F to -20°F |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |