Vienna Illinois Climate Data

Monthly Average Climate Data for Vienna Illinois

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January25.6 °F42.3 °F3.8 in.
February28.6 °F46.6 °F3.44 in.
March36.7 °F56.3 °F4.66 in.
April46.5 °F68.1 °F5.37 in.
May56.8 °F76.8 °F5.34 in.
June65.1 °F85.0 °F4.59 in.
July68.8 °F88.1 °F4.04 in.
August66.5 °F87.3 °F3.03 in.
September58.7 °F81.6 °F3.42 in.
October47.2 °F70.7 °F3.77 in.
November36.8 °F57.0 °F4.37 in.
December29.4 °F46.0 °F4.19 in.
Annual47.2 °F67.2 °F50.02 in.

Climate Data for Vienna Illinois

Average First Frost DateOct. 21 - Oct. 31
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 ConditionsNormal
Köppen Climate ClassificationCfa - Humid Subtropical Climate
2024 plantmaps.com