Fleischmanns, New York has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 33.3 °F (low) to 55.5 °F (high). Annual precipitation averages 45.2 Inches. Fleischmanns is located in USDA Plant Hardiness Zone 5b. The growing season typically runs from the last frost around May 21 - May 31 through the first frost around Sep. 21 - Sep. 30.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 11.3 °F | 30.7 °F | 2.98 in. |
| February | 12.5 °F | 33.6 °F | 2.29 in. |
| March | 19.3 °F | 41.2 °F | 3.43 in. |
| April | 30.1 °F | 54.6 °F | 3.42 in. |
| May | 40.5 °F | 66.2 °F | 3.87 in. |
| June | 49.6 °F | 73.9 °F | 4.81 in. |
| July | 54.2 °F | 78.2 °F | 4.65 in. |
| August | 53.1 °F | 76.8 °F | 3.98 in. |
| September | 46.5 °F | 70.3 °F | 4.46 in. |
| October | 35.9 °F | 58.1 °F | 4.46 in. |
| November | 27.1 °F | 46.4 °F | 3.27 in. |
| December | 19.1 °F | 35.8 °F | 3.61 in. |
| Annual | 33.3 °F | 55.5 °F | 45.23 in. |
| Average First Frost Date | Sep. 21 - Sep. 30 |
| Average Last Frost Date | May 21 - May 31 |
| 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 | Abnormally Dry |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |