Bethany Missouri Climate Data

Monthly Average Climate Data for Bethany Missouri

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January15.4 °F33.7 °F0.96 in.
February19.3 °F38.8 °F1.53 in.
March29.8 °F51.2 °F2.3 in.
April40.4 °F62.7 °F3.91 in.
May52.0 °F72.7 °F5.59 in.
June61.8 °F82.1 °F5.52 in.
July65.9 °F86.5 °F4.75 in.
August63.6 °F85.1 °F4.24 in.
September54.8 °F77.7 °F4.09 in.
October42.7 °F65.3 °F3.04 in.
November30.8 °F50.7 °F2.01 in.
December20.7 °F38.4 °F1.63 in.
Annual41.4 °F62.1 °F39.57 in.

Climate Data for Bethany Missouri

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 : -10°F to -5°F
Plant Hardiness Zone - 2012Zone 5b : -15°F to -10°F
Current Drought ConditionsNormal
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation