Conesus, New York has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 36.7 °F (low) to 56.1 °F (high). Annual precipitation averages 37.4 Inches. Conesus is located in USDA Plant Hardiness Zone 6a. The growing season typically runs from the last frost around May 1 - May 10 through the first frost around Oct. 11 - Oct. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 15.1 °F | 31.2 °F | 2.25 in. |
| February | 15.4 °F | 33.0 °F | 1.85 in. |
| March | 22.2 °F | 41.0 °F | 2.61 in. |
| April | 32.9 °F | 54.6 °F | 3.06 in. |
| May | 44.2 °F | 67.2 °F | 3.27 in. |
| June | 53.7 °F | 75.1 °F | 3.82 in. |
| July | 58.2 °F | 79.1 °F | 4.15 in. |
| August | 56.6 °F | 77.8 °F | 3.66 in. |
| September | 50.1 °F | 71.6 °F | 3.62 in. |
| October | 39.8 °F | 59.2 °F | 3.76 in. |
| November | 30.3 °F | 46.7 °F | 2.81 in. |
| December | 21.8 °F | 36.3 °F | 2.56 in. |
| Annual | 36.7 °F | 56.1 °F | 37.42 in. |
| Average First Frost Date | Oct. 11 - Oct. 20 |
| Average Last Frost Date | May 1 - May 10 |
| 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 | Normal |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |