Helena Mississippi Climate Data

Monthly Average Climate Data for Helena Mississippi

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January4 °C16.4 °C143.26 mm
February6 °C18.1 °C111.51 mm
March9.5 °C21.4 °C136.4 mm
April13.1 °C24.8 °C139.19 mm
May17.7 °C28.4 °C130.05 mm
June21.7 °C31.3 °C176.02 mm
July22.7 °C32.3 °C205.99 mm
August22.6 °C32.4 °C185.93 mm
September20.2 °C30.8 °C145.8 mm
October14.7 °C26.7 °C105.16 mm
November8.8 °C21.4 °C111 mm
December5.3 °C17.5 °C117.86 mm
Annual13.9 °C25.1 °C1708.17 mm

Climate Data for Helena Mississippi

Average First Frost DateDec. 1 - Dec. 10
Average Last Frost DateMar. 11 - Mar. 20
Average Days With Frost10-20 Days
Plant Hardiness Zone - 2023Zone 9a : -6.7°C to -3.9°C
Plant Hardiness Zone - 2012Zone 8b : -9.4°C to -6.7°C
Current Drought ConditionsNormal
Köppen Climate ClassificationCfa - Humid Subtropical Climate
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