Katonah New York Climate Data

Monthly Average Climate Data for Katonah New York

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-6.1 °C3.1 °C92.71 mm
February-5.1 °C4.7 °C64.52 mm
March-1.2 °C9.1 °C95.5 mm
April4.5 °C16.4 °C98.55 mm
May9.8 °C22.2 °C86.87 mm
June15 °C26.9 °C105.92 mm
July18.1 °C29.7 °C120.9 mm
August17.3 °C28.6 °C130.05 mm
September13.2 °C24.6 °C116.59 mm
October6.9 °C18.1 °C120.14 mm
November1.6 °C11.6 °C104.65 mm
December-2.6 °C5.7 °C98.3 mm
Annual6 °C16.7 °C1234.7 mm

Climate Data for Katonah New York

Average First Frost DateOct. 21 - Oct. 31
Average Last Frost DateMay 1 - May 10
Average Days With Frost100-125 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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