ZIP Code 06074 Hardiness Zones and Climate Data

ZIP Code 06074 - South Windsor Connecticut is in 2023 USDA Hardiness Zones 6b (-5°F to 0°F)

Additional Gardening Related Climate Data for ZIP Code 06074 - South Windsor, Connecticut

2023 Hardiness Zone:Zone 6b: -5°F to 0°F
2012 Hardiness Zone:Zone 6a: -10°F to -5°F
Zone 6b: -5°F to 0°F
1990 Hardiness Zone:Zone 6a: -10F to -5F
Average First Frost Date:Oct. 11 - Oct. 20
Average Last Frost Date:May 1 - May 10
Koppen-Geiger Climate Zone:Dfa - Humid Continental Hot Summers
Ecoregion:59a - Connecticut Valley
Current Drought Status:Exceptional Drought
Heat Zone Days: Rare Over 86°F

Annual Climate Data for ZIP Code 06074 - South Windsor, CT

JanFebMarAprMayJunJulAugSepOctNovDecAnnual
Avg Min Temp (°F)17192838485763615240332340
Avg Max Temp (°F)35384759717984827463514060
Avg Precip (In.)3.872.913.94.014.133.913.873.954.0643.983.6546.23

Source Data:

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