Lockport, New York has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 40.1 °F (low) to 57.3 °F (high). Annual precipitation averages 37.9 Inches. Lockport is located in USDA Plant Hardiness Zone 6b. The growing season typically runs from the last frost around Apr. 21 - Apr. 30 through the first frost around Oct. 11 - Oct. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 18.4 °F | 32.4 °F | 2.99 in. |
| February | 18.5 °F | 33.6 °F | 2.26 in. |
| March | 25.3 °F | 41.9 °F | 2.8 in. |
| April | 36.0 °F | 55.3 °F | 3.32 in. |
| May | 47.2 °F | 68.0 °F | 3.21 in. |
| June | 57.3 °F | 76.7 °F | 3.22 in. |
| July | 62.1 °F | 80.7 °F | 3.41 in. |
| August | 61.1 °F | 79.6 °F | 3.31 in. |
| September | 54.0 °F | 73.1 °F | 3.52 in. |
| October | 43.3 °F | 60.4 °F | 3.58 in. |
| November | 33.3 °F | 48.0 °F | 3.15 in. |
| December | 24.8 °F | 37.7 °F | 3.08 in. |
| Annual | 40.1 °F | 57.3 °F | 37.85 in. |
| Average First Frost Date | Oct. 11 - Oct. 20 |
| Average Last Frost Date | Apr. 21 - Apr. 30 |
| Average Days With Frost | 125-150 Days |
| Plant Hardiness Zone | Zone 6b : -5°F to 0°F |
| Plant Hardiness Zone - 2012 | Zone 6a : -10°F to -5°F |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |