Lennox South Dakota Climate Data

Monthly Average Climate Data for Lennox South Dakota

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January7.1 °F25.8 °F0.59 in.
February11.5 °F30.8 °F0.77 in.
March22.9 °F43.4 °F1.42 in.
April34.4 °F57.8 °F2.92 in.
May47.2 °F70.1 °F3.83 in.
June58.6 °F80.2 °F4.37 in.
July62.2 °F84.3 °F3.29 in.
August59.6 °F81.7 °F3.26 in.
September50.5 °F74.9 °F2.83 in.
October37.0 °F61.0 °F2.37 in.
November23.5 °F44.3 °F1.16 in.
December12.5 °F30.4 °F0.84 in.
Annual35.6 °F57.1 °F27.65 in.

Climate Data for Lennox South Dakota

Average First Frost DateOct. 1 - Oct. 10
Average Last Frost DateMay 11 - May 20
Average Days With Frost150-180 Days
Plant Hardiness Zone - 2023Zone 5a : -20°F to -15°F
Plant Hardiness Zone - 2012Zone 4b : -25°F to -20°F
Current Drought ConditionsSevere Drought
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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