New Baltimore, 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 59.7 °F (high). Annual precipitation averages 41.4 Inches. New Baltimore is located in USDA Plant Hardiness Zone 6a. The growing season typically runs from the last frost around Apr. 21 - Apr. 30 through the first frost around Oct. 1 - Oct. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 16.7 °F | 33.5 °F | 2.6 in. |
| February | 18.1 °F | 36.4 °F | 2.21 in. |
| March | 26.3 °F | 45.5 °F | 3.0 in. |
| April | 37.5 °F | 59.5 °F | 3.3 in. |
| May | 48.3 °F | 71.2 °F | 3.4 in. |
| June | 57.5 °F | 79.2 °F | 4.33 in. |
| July | 62.3 °F | 83.8 °F | 4.09 in. |
| August | 60.8 °F | 81.9 °F | 4.16 in. |
| September | 52.9 °F | 74.9 °F | 3.85 in. |
| October | 41.8 °F | 62.1 °F | 4.23 in. |
| November | 32.3 °F | 49.7 °F | 2.9 in. |
| December | 23.7 °F | 38.7 °F | 3.31 in. |
| Annual | 39.9 °F | 59.7 °F | 41.38 in. |
| Average First Frost Date | Oct. 1 - Oct. 10 |
| Average Last Frost Date | Apr. 21 - Apr. 30 |
| Average Days With Frost | 150-180 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 | Abnormally Dry |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |