Spirit Lake Iowa Climate Data

Monthly Average Climate Data for Spirit Lake Iowa

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January6.8 °F23.6 °F0.68 in.
February10.6 °F27.9 °F0.77 in.
March22.4 °F40.6 °F1.56 in.
April34.6 °F56.2 °F3.19 in.
May47.3 °F68.5 °F4.38 in.
June58.3 °F78.7 °F4.66 in.
July62.2 °F82.8 °F3.55 in.
August59.5 °F80.0 °F3.65 in.
September51.1 °F73.9 °F3.17 in.
October37.7 °F59.7 °F2.29 in.
November24.6 °F42.9 °F1.32 in.
December12.8 °F28.7 °F0.91 in.
Annual35.7 °F55.3 °F30.13 in.

Climate Data for Spirit Lake Iowa

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 5a : -20°F to -15°F
Current Drought ConditionsSevere Drought
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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