ZIP Code 28340 Hardiness Zones and Climate Data

ZIP Code 28340 - Fairmont North Carolina is in 2023 USDA Hardiness Zones 8b (15°F to 20°F)

Additional Gardening Related Climate Data for ZIP Code 28340 - Fairmont, North Carolina

2023 Hardiness Zone:Zone 8b: 15°F to 20°F
2012 Hardiness Zone:Zone 8a: 10°F to 15°F
1990 Hardiness Zone:Zone 7b: 5F to 10F
Average First Frost Date:Nov. 1 - Nov. 10
Average Last Frost Date:Apr. 1 - Apr. 10
Koppen-Geiger Climate Zone:Cfa - Humid Subtropical Climate
Ecoregion:65l - Vidalia Upland
Current Drought Status:Exceptional Drought
Heat Zone Days: 91 - 120 days Over 86°F

Annual Climate Data for ZIP Code 28340 - Fairmont, NC

JanFebMarAprMayJunJulAugSepOctNovDecAnnual
Avg Min Temp (°F)32334048576569686249403450
Avg Max Temp (°F)54586674818790898475665773
Avg Precip (In.)4.293.44.352.963.74.555.585.194.613.182.843.3447.99

Source Data:

2025 plantmaps.com