Vandalia Ohio Climate Data

Monthly Average Climate Data for Vandalia Ohio

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January20.5 °F35.9 °F3.06 in.
February22.5 °F39.6 °F2.29 in.
March30.9 °F49.8 °F3.28 in.
April41.7 °F62.5 °F4.21 in.
May52.5 °F72.6 °F4.57 in.
June61.6 °F81.2 °F4.32 in.
July64.6 °F84.2 °F4.12 in.
August62.6 °F83.3 °F2.97 in.
September55.5 °F77.3 °F3.25 in.
October44.1 °F65.0 °F2.82 in.
November33.6 °F51.5 °F3.06 in.
December25.9 °F40.3 °F3.06 in.
Annual43 °F61.9 °F41.01 in.

Climate Data for Vandalia Ohio

Average First Frost DateOct. 21 - Oct. 31
Average Last Frost DateMay 1 - May 10
Average Days With Frost100-125 Days
Plant Hardiness Zone - 2023Zone 6b : -5°F to 0°F
Plant Hardiness Zone - 2012Zone 6a : -10°F to -5°F
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation