Roxana Illinois Climate Data

Monthly Average Climate Data for Roxana Illinois

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January23.1 °F39.2 °F2.62 in.
February26.7 °F44.6 °F2.38 in.
March35.4 °F54.8 °F3.4 in.
April46.2 °F66.2 °F4.82 in.
May56.9 °F75.5 °F5.23 in.
June65.9 °F84.3 °F4.49 in.
July69.7 °F87.6 °F4.2 in.
August67.7 °F86.5 °F3.79 in.
September59.4 °F80.3 °F3.22 in.
October47.6 °F68.6 °F3.33 in.
November36.6 °F54.9 °F3.53 in.
December27.8 °F43.9 °F2.68 in.
Annual46.9 °F65.5 °F43.69 in.

Climate Data for Roxana Illinois

Average First Frost DateNov. 1 - Nov. 10
Average Last Frost DateApr. 11 - Apr. 20
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 ConditionsAbnormally Dry
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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