Hillsboro Missouri Climate Data

Monthly Average Climate Data for Hillsboro Missouri

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January22.5 °F41.0 °F2.77 in.
February25.9 °F46.1 °F2.58 in.
March34.2 °F55.6 °F3.78 in.
April44.9 °F67.5 °F4.89 in.
May54.9 °F75.8 °F5.1 in.
June63.5 °F83.9 °F4.09 in.
July67.5 °F87.8 °F3.92 in.
August65.7 °F87.0 °F3.68 in.
September57.8 °F80.1 °F3.67 in.
October45.9 °F69.1 °F3.05 in.
November35.5 °F55.6 °F3.37 in.
December27.3 °F44.5 °F2.87 in.
Annual45.5 °F66.2 °F43.77 in.

Climate Data for Hillsboro 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 6b : -5°F to 0°F
Plant Hardiness Zone - 2012Zone 6a : -10°F to -5°F
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationCfa - Humid Subtropical Climate
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