Shelton Connecticut Climate Data

Monthly Average Climate Data for Shelton Connecticut

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-6.3 °C2.9 °C97.03 mm
February-5.6 °C4.2 °C86.11 mm
March-1.5 °C8.2 °C116.84 mm
April4.1 °C14.6 °C109.22 mm
May9.7 °C20.8 °C104.65 mm
June14.9 °C25.4 °C114.05 mm
July18.1 °C28.7 °C97.03 mm
August17.2 °C27.7 °C104.14 mm
September13.3 °C24.3 °C124.21 mm
October6.7 °C17.8 °C123.95 mm
November1.3 °C11.4 °C104.9 mm
December-3.1 °C5.8 °C112.78 mm
Annual5.7 °C16 °C1294.91 mm

Climate Data for Shelton Connecticut

Average First Frost DateNov. 1 - Nov. 10
Average Last Frost DateApr. 21 - Apr. 30
Average Days With Frost75-100 Days
Plant Hardiness Zone - 2023Zone 7a : -17.8°C to -15°C
Plant Hardiness Zone - 2012Zone 6b : -20.6°C to -17.8°C
Current Drought ConditionsNormal
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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