Ames, New York has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 36.9 °F (low) to 57.5 °F (high). Annual precipitation averages 43.2 Inches. Ames is located in USDA Plant Hardiness Zone 5b. 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 | 13.6 °F | 31.0 °F | 2.98 in. |
| February | 14.8 °F | 33.9 °F | 2.57 in. |
| March | 22.5 °F | 42.4 °F | 3.3 in. |
| April | 34.2 °F | 57.0 °F | 3.56 in. |
| May | 45.4 °F | 69.1 °F | 3.53 in. |
| June | 54.4 °F | 77.2 °F | 4.29 in. |
| July | 59.5 °F | 82.0 °F | 4.3 in. |
| August | 57.6 °F | 80.2 °F | 4.25 in. |
| September | 50.6 °F | 73.2 °F | 3.61 in. |
| October | 39.5 °F | 60.3 °F | 4.03 in. |
| November | 29.5 °F | 47.5 °F | 3.25 in. |
| December | 20.6 °F | 36.2 °F | 3.51 in. |
| Annual | 36.9 °F | 57.5 °F | 43.18 in. |
| Average First Frost Date | Oct. 1 - Oct. 10 |
| Average Last Frost Date | Apr. 21 - Apr. 30 |
| Average Days With Frost | 125-150 Days |
| Plant Hardiness Zone | Zone 5b : -15°F to -10°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 |