Jacksonville Missouri Climate Data

Monthly Average Climate Data for Jacksonville Missouri

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January17.6 °F35.6 °F1.71 in.
February21.2 °F40.9 °F1.99 in.
March31.4 °F52.5 °F2.83 in.
April42.2 °F64.1 °F4.38 in.
May53.2 °F73.5 °F5.36 in.
June62.7 °F82.5 °F5.39 in.
July66.5 °F86.8 °F4.64 in.
August64.2 °F85.7 °F3.89 in.
September55.4 °F78.3 °F4.0 in.
October44.3 °F66.7 °F3.31 in.
November33.1 °F52.8 °F2.6 in.
December23.4 °F40.3 °F1.96 in.
Annual42.9 °F63.3 °F42.06 in.

Climate Data for Jacksonville Missouri

Average First Frost DateOct. 21 - Oct. 31
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
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