Pascoag, Rhode Island has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 4.4 °C (low) to 15.3 °C (high). Annual precipitation averages 1303 Millimeters. Pascoag 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 | -7.6 °C | 2.3 °C | 101.85 mm |
| February | -6.9 °C | 3.6 °C | 89.66 mm |
| March | -2.9 °C | 7.8 °C | 123.44 mm |
| April | 2.6 °C | 14.6 °C | 116.84 mm |
| May | 8.2 °C | 20.4 °C | 92.2 mm |
| June | 13.3 °C | 24.9 °C | 109.47 mm |
| July | 16.7 °C | 28 °C | 96.52 mm |
| August | 15.8 °C | 26.9 °C | 108.46 mm |
| September | 11.9 °C | 23.1 °C | 104.65 mm |
| October | 5.7 °C | 16.7 °C | 128.78 mm |
| November | 0.3 °C | 10.7 °C | 105.41 mm |
| December | -4.3 °C | 5.1 °C | 125.73 mm |
| Annual | 4.4 °C | 15.3 °C | 1303.01 mm |
| 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 : -20.6°C to -17.8°C |
| Plant Hardiness Zone - 2012 | Zone 6a : -23.3°C to -20.6°C |
| Current Drought Conditions | Moderate Drought |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |