Denison Kansas Climate Data

Monthly Average Climate Data for Denison Kansas

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-7.6 °C3.5 °C21.59 mm
February-5.6 °C6.4 °C30.48 mm
March-0.1 °C13 °C57.91 mm
April5.8 °C18.7 °C96.27 mm
May12.2 °C24 °C136.65 mm
June17.8 °C29.2 °C125.22 mm
July20.1 °C31.7 °C117.6 mm
August18.9 °C31 °C111.76 mm
September13.7 °C26.8 °C94.49 mm
October6.8 °C20.1 °C77.22 mm
November0.3 °C12.3 °C47.24 mm
December-5 °C5.6 °C34.54 mm
Annual6.4 °C18.5 °C950.97 mm

Climate Data for Denison Kansas

Average First Frost DateOct. 11 - Oct. 20
Average Last Frost DateMay 1 - May 10
Average Days With Frost100-125 Days
Plant Hardiness Zone - 2023Zone 6a : -23.3°C to -20.6°C
Plant Hardiness Zone - 2012Zone 6a : -23.3°C to -20.6°C
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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