Ocean Grove, New Jersey has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 8.1 °C (low) to 16.6 °C (high). Annual precipitation averages 1232.9 Millimeters. Ocean Grove 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 | -3.5 °C | 4.9 °C | 97.79 mm |
| February | -2.8 °C | 5.8 °C | 74.42 mm |
| March | 0.8 °C | 9.2 °C | 108.97 mm |
| April | 6.2 °C | 14.8 °C | 101.09 mm |
| May | 11.3 °C | 19.9 °C | 96.77 mm |
| June | 16.7 °C | 25.3 °C | 111 mm |
| July | 20.2 °C | 28.3 °C | 106.68 mm |
| August | 19.4 °C | 27.4 °C | 127.25 mm |
| September | 16 °C | 24.1 °C | 98.3 mm |
| October | 9.5 °C | 18.4 °C | 108.46 mm |
| November | 3.9 °C | 12.9 °C | 86.87 mm |
| December | -0.5 °C | 8 °C | 115.32 mm |
| Annual | 8.1 °C | 16.6 °C | 1232.92 mm |
| Average First Frost Date | Nov. 1 - Nov. 10 |
| Average Last Frost Date | Apr. 1 - Apr. 10 |
| Average Days With Frost | 50-75 Days |
| Plant Hardiness Zone | Zone 7b : -15°C to -12.2°C |
| Plant Hardiness Zone - 2012 | Zone 7a : -17.8°C to -15°C |
| Current Drought Conditions | Severe Drought |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |