Newport, New York has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 37.1 °F (low) to 56.3 °F (high). Annual precipitation averages 48.8 Inches. Newport is located in USDA Plant Hardiness Zone 5b. The growing season typically runs from the last frost around May 1 - May 10 through the first frost around Oct. 1 - Oct. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 12.8 °F | 29.6 °F | 3.4 in. |
| February | 13.9 °F | 32.1 °F | 2.99 in. |
| March | 22.0 °F | 40.3 °F | 3.43 in. |
| April | 34.1 °F | 55.4 °F | 3.95 in. |
| May | 45.5 °F | 68.7 °F | 4.28 in. |
| June | 55.2 °F | 76.6 °F | 4.85 in. |
| July | 60.0 °F | 81.0 °F | 4.81 in. |
| August | 58.4 °F | 79.4 °F | 4.32 in. |
| September | 51.2 °F | 72.3 °F | 4.14 in. |
| October | 40.5 °F | 59.3 °F | 4.79 in. |
| November | 30.8 °F | 46.2 °F | 4.01 in. |
| December | 20.9 °F | 34.9 °F | 3.84 in. |
| Annual | 37.1 °F | 56.3 °F | 48.81 in. |
| Average First Frost Date | Oct. 1 - Oct. 10 |
| Average Last Frost Date | May 1 - May 10 |
| 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 | Normal |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |