Lake Katrine, New York has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 39.9 °F (low) to 61.3 °F (high). Annual precipitation averages 47.8 Inches. Lake Katrine is located in USDA Plant Hardiness Zone 6a. The growing season typically runs from the last frost around Apr. 11 - Apr. 20 through the first frost around Oct. 11 - Oct. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 16.9 °F | 35.6 °F | 3.43 in. |
| February | 18.7 °F | 38.5 °F | 2.76 in. |
| March | 26.6 °F | 47.4 °F | 3.67 in. |
| April | 37.6 °F | 61.0 °F | 3.84 in. |
| May | 48.3 °F | 72.5 °F | 3.71 in. |
| June | 57.4 °F | 80.7 °F | 4.39 in. |
| July | 62.1 °F | 85.5 °F | 4.62 in. |
| August | 60.7 °F | 83.1 °F | 4.38 in. |
| September | 52.8 °F | 76.1 °F | 4.66 in. |
| October | 41.8 °F | 63.4 °F | 4.75 in. |
| November | 32.1 °F | 51.5 °F | 3.5 in. |
| December | 23.7 °F | 40.3 °F | 4.09 in. |
| Annual | 39.9 °F | 61.3 °F | 47.8 in. |
| Average First Frost Date | Oct. 11 - Oct. 20 |
| Average Last Frost Date | Apr. 11 - Apr. 20 |
| Average Days With Frost | 125-150 Days |
| Plant Hardiness Zone | Zone 6a : -10°F to -5°F |
| Plant Hardiness Zone - 2012 | Zone 5b : -15°F to -10°F |
| Current Drought Conditions | Moderate Drought |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |