Nebo Illinois Climate Data

Monthly Average Climate Data for Nebo Illinois

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January19.5 °F36.6 °F2.12 in.
February23.0 °F41.8 °F1.96 in.
March32.1 °F52.8 °F2.8 in.
April42.7 °F65.3 °F4.04 in.
May53.9 °F74.8 °F4.55 in.
June63.0 °F83.8 °F4.54 in.
July66.7 °F87.3 °F4.02 in.
August64.4 °F86.1 °F3.49 in.
September55.9 °F79.8 °F3.52 in.
October44.6 °F67.5 °F2.94 in.
November33.8 °F53.4 °F2.98 in.
December24.5 °F41.3 °F2.17 in.
Annual43.7 °F64.2 °F39.13 in.

Climate Data for Nebo Illinois

Average First Frost DateOct. 11 - Oct. 20
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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