Rio Wisconsin Climate Data

Monthly Average Climate Data for Rio Wisconsin

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January10.1 °F26.7 °F1.39 in.
February12.9 °F30.9 °F1.39 in.
March23.3 °F42.8 °F2.03 in.
April34.9 °F56.5 °F3.8 in.
May46.7 °F68.9 °F4.27 in.
June56.7 °F78.5 °F5.31 in.
July60.9 °F82.1 °F4.24 in.
August58.9 °F80.3 °F3.95 in.
September50.7 °F73.2 °F3.47 in.
October39.0 °F60.0 °F2.88 in.
November27.7 °F44.8 °F2.11 in.
December16.8 °F32.1 °F1.68 in.
Annual36.6 °F56.4 °F36.52 in.

Climate Data for Rio Wisconsin

Average First Frost DateOct. 1 - Oct. 10
Average Last Frost DateMay 21 - May 31
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 ConditionsAbnormally Dry
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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