Rockville Missouri Climate Data

Monthly Average Climate Data for Rockville Missouri

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January21.6 °F41.7 °F1.75 in.
February25.2 °F46.8 °F2.02 in.
March34.5 °F57.1 °F3.05 in.
April44.3 °F67.4 °F4.7 in.
May55.1 °F76.0 °F6.07 in.
June64.7 °F84.9 °F5.25 in.
July68.7 °F89.8 °F4.45 in.
August66.5 °F88.8 °F3.88 in.
September57.8 °F81.3 °F4.35 in.
October45.7 °F70.1 °F3.43 in.
November35.0 °F56.6 °F3.11 in.
December26.0 °F45.4 °F2.37 in.
Annual45.4 °F67.2 °F44.43 in.

Climate Data for Rockville Missouri

Average First Frost DateOct. 21 - Oct. 31
Average Last Frost DateApr. 11 - Apr. 20
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 ConditionsModerate Drought
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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