Britt Iowa Climate Data

Monthly Average Climate Data for Britt Iowa

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January7.1 °F24.1 °F0.83 in.
February11.5 °F28.7 °F0.98 in.
March23.6 °F41.4 °F2.08 in.
April35.1 °F56.7 °F3.88 in.
May47.7 °F69.0 °F4.66 in.
June58.4 °F78.9 °F5.19 in.
July61.7 °F81.9 °F4.02 in.
August58.8 °F79.5 °F3.83 in.
September50.2 °F73.4 °F3.09 in.
October37.6 °F60.1 °F2.3 in.
November25.4 °F43.5 °F1.69 in.
December13.7 °F29.6 °F1.28 in.
Annual35.9 °F55.6 °F33.83 in.

Climate Data for Britt Iowa

Average First Frost DateOct. 1 - Oct. 10
Average Last Frost DateMay 1 - May 10
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 ConditionsModerate Drought
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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