Georgetown Illinois Climate Data

Monthly Average Climate Data for Georgetown Illinois

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-7.7 °C1.2 °C64.01 mm
February-5.9 °C3.7 °C55.37 mm
March-0.7 °C10.2 °C74.93 mm
April5.2 °C17.6 °C107.95 mm
May11.4 °C23.4 °C116.59 mm
June16.5 °C28 °C123.95 mm
July17.9 °C29.3 °C107.7 mm
August16.7 °C28.6 °C81.79 mm
September12.5 °C26 °C76.96 mm
October6.2 °C19.1 °C86.87 mm
November0.4 °C10.8 °C85.6 mm
December-4.5 °C3.9 °C65.28 mm
Annual5.7 °C16.8 °C1047 mm
MonthAvg. LowAvg. HighAvg. Precip
January-8.9 °C0.4 °C46.23 mm
February-6.8 °C3 °C48.51 mm
March-1.2 °C9.9 °C58.67 mm
April4.7 °C17.1 °C99.57 mm
May11.4 °C22.9 °C130.81 mm
June16.7 °C27.8 °C125.22 mm
July18.4 °C29.6 °C100.58 mm
August17.1 °C28.7 °C89.15 mm
September12.4 °C25.6 °C95.25 mm
October6.1 °C18.7 °C79.25 mm
November-0.3 °C10.3 °C68.07 mm
December-5.7 °C3.3 °C48.51 mm
Annual5.3 °C16.4 °C989.82 mm

Climate Data for Georgetown Illinois

Average First Frost DateOct. 11 - Oct. 20
Average Last Frost DateMay 1 - May 10
Average Days With Frost100-125 Days
Plant Hardiness Zone - 2023Zone 6a : -23.3°C to -20.6°C
Plant Hardiness Zone - 2012Zone 5b : -26.1°C to -23.3°C
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
Average First Frost DateOct. 11 - Oct. 20
Average Last Frost DateMay 1 - May 10
Average Days With Frost100-125 Days
Plant Hardiness Zone - 2023Zone 6a : -23.3°C to -20.6°C
Plant Hardiness Zone - 2012Zone 5b : -26.1°C to -23.3°C
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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