Rosiclare Illinois Climate Data

Monthly Average Climate Data for Rosiclare Illinois

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January25.6 °F42.3 °F3.81 in.
February28.3 °F47.1 °F3.54 in.
March36.4 °F56.9 °F4.67 in.
April46.0 °F68.2 °F5.18 in.
May56.3 °F76.9 °F5.36 in.
June64.8 °F85.1 °F4.47 in.
July68.5 °F88.1 °F4.27 in.
August66.3 °F87.2 °F3.05 in.
September58.9 °F81.6 °F3.17 in.
October46.9 °F70.3 °F3.41 in.
November36.4 °F57.0 °F4.07 in.
December28.8 °F46.1 °F4.17 in.
Annual46.9 °F67.2 °F49.17 in.

Climate Data for Rosiclare Illinois

Average First Frost DateOct. 11 - Oct. 20
Average Last Frost DateApr. 21 - Apr. 30
Average Days With Frost75-100 Days
Plant Hardiness Zone - 2023Zone 7a : 0°F to 5°F
Plant Hardiness Zone - 2012Zone 6b : -5°F to 0°F
Current Drought ConditionsNormal
Köppen Climate ClassificationCfa - Humid Subtropical Climate
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