Ringwood, New Jersey has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 5 °C (low) to 16.4 °C (high). Annual precipitation averages 1265.9 Millimeters. Ringwood is located in USDA Plant Hardiness Zone 7a. The growing season typically runs from the last frost around Apr. 11 - Apr. 20 through the first frost around Oct. 11 - Oct. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -6.8 °C | 2.9 °C | 92.96 mm |
| February | -6.2 °C | 4.6 °C | 69.85 mm |
| March | -2 °C | 8.9 °C | 107.44 mm |
| April | 3.8 °C | 15.9 °C | 96.77 mm |
| May | 9.2 °C | 21.7 °C | 96.77 mm |
| June | 14.3 °C | 26.3 °C | 125.73 mm |
| July | 17.1 °C | 29.3 °C | 106.93 mm |
| August | 16.2 °C | 28.3 °C | 126.24 mm |
| September | 12.1 °C | 24.6 °C | 118.36 mm |
| October | 5.6 °C | 17.8 °C | 113.03 mm |
| November | 0.5 °C | 11.4 °C | 98.81 mm |
| December | -3.4 °C | 5.6 °C | 113.03 mm |
| Annual | 5 °C | 16.4 °C | 1265.92 mm |
| Average First Frost Date | Oct. 11 - Oct. 20 |
| Average Last Frost Date | Apr. 11 - Apr. 20 |
| Average Days With Frost | 100-125 Days |
| Plant Hardiness Zone | Zone 7a : -17.8°C to -15°C |
| Plant Hardiness Zone - 2012 | Zone 6a : -23.3°C to -20.6°C |
| Current Drought Conditions | Abnormally Dry |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |