Harrisburg Arkansas Climate Data

Monthly Average Climate Data for Harrisburg Arkansas

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-1 °C8.3 °C96.77 mm
February0.7 °C10.9 °C104.65 mm
March5.1 °C15.9 °C124.97 mm
April10.2 °C21.9 °C142.75 mm
May15.7 °C26.6 °C131.83 mm
June20.2 °C31.1 °C101.09 mm
July21.9 °C32.4 °C99.82 mm
August20.9 °C31.9 °C77.47 mm
September16.8 °C29 °C76.71 mm
October10.4 °C23.1 °C108.97 mm
November5 °C15.6 °C110.74 mm
December0.7 °C9.9 °C126.49 mm
Annual10.6 °C21.4 °C1302.26 mm

Climate Data for Harrisburg Arkansas

Average First Frost DateNov. 1 - Nov. 10
Average Last Frost DateMar. 21 - Mar. 31
Average Days With Frost40-50 Days
Plant Hardiness Zone - 2023Zone 8a : -12.2°C to -9.4°C
Plant Hardiness Zone - 2012Zone 7b : -15°C to -12.2°C
Current Drought ConditionsNormal
Köppen Climate ClassificationCfa - Humid Subtropical Climate
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