ZIP Code 07746 Hardiness Zones and Climate Data

ZIP Code 07746 - Marlboro New Jersey is in 2023 USDA Hardiness Zones 7a (0°F to 5°F)

Additional Gardening Related Climate Data for ZIP Code 07746 - Marlboro, New Jersey

2023 Hardiness Zone:Zone 7a: 0°F to 5°F
2012 Hardiness Zone:Zone 6b: -5°F to 0°F
Zone 7a: 0°F to 5°F
1990 Hardiness Zone:Zone 6b: -5F to 0F
Average First Frost Date:Oct. 21 - Oct. 31
Average Last Frost Date:Apr. 21 - Apr. 30
Koppen-Geiger Climate Zone:Dfa - Humid Continental Hot Summers
Ecoregion:84d - Inner Coastal Plain
Heat Zone Days: 1 - 7 days Over 86°F

Annual Climate Data for ZIP Code 07746 - Marlboro, NJ

JanFebMarAprMayJunJulAugSepOctNovDecAnnual
Avg Min Temp (°F)21233140505964625543352742
Avg Max Temp (°F)39425161728085837666554463
Avg Precip (In.)3.963.064.213.8843.634.44.484.093.614.033.8347.18

Source Data:

2025 plantmaps.com