Bloomingdale, New Jersey has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 5.7 °C (low) to 16.7 °C (high). Annual precipitation averages 1239.3 Millimeters. Bloomingdale is located in USDA Plant Hardiness Zone 7a. 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 | -6.3 °C | 3.3 °C | 90.93 mm |
| February | -5.4 °C | 4.7 °C | 67.82 mm |
| March | -1.3 °C | 9.3 °C | 103.12 mm |
| April | 4.5 °C | 16.1 °C | 98.81 mm |
| May | 9.9 °C | 21.8 °C | 97.28 mm |
| June | 14.9 °C | 26.6 °C | 127.76 mm |
| July | 17.8 °C | 29.5 °C | 107.95 mm |
| August | 16.8 °C | 28.4 °C | 120.65 mm |
| September | 12.7 °C | 24.7 °C | 111 mm |
| October | 6.3 °C | 18 °C | 111 mm |
| November | 1.1 °C | 11.7 °C | 94.74 mm |
| December | -2.9 °C | 5.9 °C | 108.2 mm |
| Annual | 5.7 °C | 16.7 °C | 1239.26 mm |
| Average First Frost Date | Oct. 11 - Oct. 20 |
| Average Last Frost Date | Apr. 21 - Apr. 30 |
| Average Days With Frost | 100-125 Days |
| Plant Hardiness Zone | Zone 7a : -17.8°C to -15°C |
| Plant Hardiness Zone - 2012 | Zone 6b : -20.6°C to -17.8°C |
| Current Drought Conditions | Abnormally Dry |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |