Bayonne, New Jersey has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 47.2 °F (low) to 63.5 °F (high). Annual precipitation averages 47.5 Inches. Bayonne is located in USDA Plant Hardiness Zone 7b. The growing season typically runs from the last frost around Apr. 1 - Apr. 10 through the first frost around Nov. 1 - Nov. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 25.9 °F | 40.2 °F | 3.52 in. |
| February | 27.4 °F | 42.7 °F | 2.86 in. |
| March | 33.9 °F | 50.3 °F | 4.15 in. |
| April | 43.9 °F | 62.0 °F | 3.99 in. |
| May | 53.7 °F | 71.7 °F | 3.86 in. |
| June | 63.4 °F | 80.9 °F | 4.43 in. |
| July | 69.1 °F | 86.0 °F | 4.58 in. |
| August | 67.8 °F | 84.4 °F | 4.42 in. |
| September | 61.1 °F | 77.9 °F | 4.07 in. |
| October | 49.3 °F | 66.0 °F | 4.26 in. |
| November | 39.5 °F | 55.1 °F | 3.35 in. |
| December | 31.9 °F | 45.3 °F | 4.04 in. |
| Annual | 47.2 °F | 63.5 °F | 47.53 in. |
| Average First Frost Date | Nov. 1 - Nov. 10 |
| Average Last Frost Date | Apr. 1 - Apr. 10 |
| Average Days With Frost | 75-100 Days |
| Plant Hardiness Zone | Zone 7b : 5°F to 10°F |
| Plant Hardiness Zone - 2012 | Zone 6b : -5°F to 0°F |
| Current Drought Conditions | Moderate Drought |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |