Lewiston Minnesota Climate Data

Monthly Average Climate Data for Lewiston Minnesota

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January6.8 °F23.1 °F1.09 in.
February10.3 °F27.7 °F0.94 in.
March22.8 °F40.1 °F1.9 in.
April34.6 °F54.4 °F3.68 in.
May46.9 °F66.6 °F4.65 in.
June57.3 °F76.5 °F5.48 in.
July61.0 °F80.1 °F4.23 in.
August58.5 °F78.0 °F4.37 in.
September50.1 °F71.3 °F3.76 in.
October37.8 °F57.8 °F2.48 in.
November26.1 °F42.0 °F1.74 in.
December14.4 °F28.9 °F1.28 in.
Annual35.6 °F53.9 °F35.6 in.

Climate Data for Lewiston Minnesota

Average First Frost DateOct. 1 - Oct. 10
Average Last Frost DateMay 21 - May 31
Average Days With Frost150-180 Days
Plant Hardiness Zone - 2023Zone 4b : -25°F to -20°F
Plant Hardiness Zone - 2012Zone 4b : -25°F to -20°F
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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