ZIP Code 03908 Hardiness Zones and Climate Data

ZIP Code 03908 - South Berwick Maine is in 2023 USDA Hardiness Zones 6a (-10°F to -5°F) and 5b (-15°F to -10°F)

Additional Gardening Related Climate Data for ZIP Code 03908 - South Berwick, Maine

2023 Hardiness Zone:Zone 6a: -10°F to -5°F
Zone 5b: -15°F to -10°F
2012 Hardiness Zone:Zone 6a: -10°F to -5°F
Zone 5b: -15°F to -10°F
1990 Hardiness Zone:Zone 5a: -20F to -15F
Average First Frost Date:Oct. 1 - Oct. 10
Average Last Frost Date:May 11 - May 20
Koppen-Geiger Climate Zone:Dfb - Humid Continental Mild Summer, Wet All Year
Ecoregion:59f - Gulf of Maine Coastal Lowland
Current Drought Status:Exceptional Drought
Heat Zone Days: Rare Over 86°F

Annual Climate Data for ZIP Code 03908 - South Berwick, ME

JanFebMarAprMayJunJulAugSepOctNovDecAnnual
Avg Min Temp (°F)13152534445358574938301936
Avg Max Temp (°F)33364557697883817261493858
Avg Precip (In.)3.643.113.894.243.743.563.53.453.624.244.633.9445.57

Source Data:

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