Philo Illinois Climate Data

Monthly Average Climate Data for Philo Illinois

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January17.7 °F33.6 °F2.28 in.
February20.9 °F38.1 °F2.03 in.
March30.0 °F49.9 °F2.78 in.
April40.7 °F63.4 °F4.09 in.
May52.4 °F74.0 °F4.46 in.
June61.6 °F82.4 °F4.74 in.
July64.4 °F84.6 °F4.16 in.
August61.9 °F83.2 °F3.0 in.
September54.6 °F78.8 °F3.17 in.
October42.8 °F66.0 °F3.35 in.
November32.2 °F51.1 °F3.2 in.
December23.5 °F38.5 °F2.42 in.
Annual41.9 °F62 °F39.68 in.

Climate Data for Philo Illinois

Average First Frost DateOct. 11 - Oct. 20
Average Last Frost DateApr. 21 - Apr. 30
Average Days With Frost100-125 Days
Plant Hardiness Zone - 2023Zone 6a : -10°F to -5°F
Plant Hardiness Zone - 2012Zone 5b : -15°F to -10°F
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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