Broughton Illinois Climate Data

Monthly Average Climate Data for Broughton Illinois

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January24.3 °F40.8 °F3.58 in.
February27.0 °F45.8 °F3.01 in.
March35.3 °F55.6 °F4.24 in.
April45.4 °F67.5 °F5.05 in.
May56.0 °F76.5 °F5.17 in.
June64.5 °F84.9 °F4.54 in.
July67.6 °F87.9 °F3.94 in.
August65.4 °F87.0 °F3.0 in.
September57.8 °F81.7 °F3.15 in.
October46.1 °F70.0 °F3.41 in.
November36.0 °F56.2 °F4.08 in.
December28.3 °F45.2 °F3.62 in.
Annual46.1 °F66.6 °F46.79 in.

Climate Data for Broughton 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
2024 plantmaps.com