Limestone, New York has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 35 °F (low) to 57 °F (high). Annual precipitation averages 44.9 Inches. Limestone is located in USDA Plant Hardiness Zone 5b. The growing season typically runs from the last frost around May 11 - May 20 through the first frost around Oct. 1 - Oct. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 13.9 °F | 31.9 °F | 3.14 in. |
| February | 14.4 °F | 34.2 °F | 2.45 in. |
| March | 21.0 °F | 43.0 °F | 2.95 in. |
| April | 31.5 °F | 56.1 °F | 3.79 in. |
| May | 42.5 °F | 68.9 °F | 3.99 in. |
| June | 51.5 °F | 76.4 °F | 4.49 in. |
| July | 55.8 °F | 80.1 °F | 4.73 in. |
| August | 54.5 °F | 78.4 °F | 4.3 in. |
| September | 47.8 °F | 71.9 °F | 4.02 in. |
| October | 37.0 °F | 59.8 °F | 4.05 in. |
| November | 29.0 °F | 47.2 °F | 3.43 in. |
| December | 20.8 °F | 36.6 °F | 3.56 in. |
| Annual | 35 °F | 57 °F | 44.9 in. |
| Average First Frost Date | Oct. 1 - Oct. 10 |
| Average Last Frost Date | May 11 - May 20 |
| Average Days With Frost | 150-180 Days |
| Plant Hardiness Zone | Zone 5b : -15°F to -10°F |
| Plant Hardiness Zone - 2012 | Zone 5a : -20°F to -15°F |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |