Cypress Illinois Climate Data

Monthly Average Climate Data for Cypress Illinois

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January25.8 °F42.7 °F3.77 in.
February28.8 °F47.5 °F3.48 in.
March36.8 °F56.9 °F4.67 in.
April46.7 °F68.3 °F5.34 in.
May56.8 °F76.9 °F5.35 in.
June65.3 °F85.3 °F4.55 in.
July68.7 °F88.3 °F3.97 in.
August66.4 °F87.3 °F2.96 in.
September58.4 °F81.8 °F3.41 in.
October46.9 °F71.1 °F3.81 in.
November36.9 °F57.3 °F4.37 in.
December29.6 °F46.3 °F4.18 in.
Annual47.3 °F67.5 °F49.86 in.

Climate Data for Cypress Illinois

Average First Frost DateOct. 21 - Oct. 31
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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