Iuka Illinois Climate Data

Monthly Average Climate Data for Iuka Illinois

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January22.4 °F38.6 °F3.09 in.
February25.5 °F43.5 °F2.56 in.
March34.2 °F53.9 °F3.7 in.
April44.5 °F66.1 °F4.75 in.
May55.3 °F75.5 °F4.99 in.
June64.1 °F84.4 °F4.81 in.
July67.2 °F87.4 °F4.13 in.
August64.8 °F86.5 °F3.52 in.
September56.7 °F80.4 °F3.38 in.
October45.2 °F68.9 °F3.41 in.
November35.1 °F54.3 °F3.9 in.
December26.9 °F42.9 °F2.99 in.
Annual45.2 °F65.2 °F45.23 in.

Climate Data for Iuka Illinois

Average First Frost DateOct. 21 - Oct. 31
Average Last Frost DateApr. 11 - Apr. 20
Average Days With Frost100-125 Days
Plant Hardiness Zone - 2023Zone 6b : -5°F to 0°F
Plant Hardiness Zone - 2012Zone 6a : -10°F to -5°F
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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