Rock Port Missouri Climate Data

Monthly Average Climate Data for Rock Port Missouri

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January14.4 °F34.1 °F0.73 in.
February18.7 °F39.6 °F1.18 in.
March28.9 °F52.2 °F1.99 in.
April40.0 °F63.9 °F3.41 in.
May52.1 °F74.2 °F5.4 in.
June62.5 °F83.3 °F4.93 in.
July66.2 °F86.9 °F4.6 in.
August63.3 °F85.3 °F3.89 in.
September54.0 °F79.2 °F3.28 in.
October41.5 °F66.7 °F2.62 in.
November29.2 °F51.2 °F1.74 in.
December19.4 °F38.6 °F1.21 in.
Annual40.9 °F62.9 °F34.98 in.

Climate Data for Rock Port Missouri

Average First Frost DateOct. 1 - Oct. 10
Average Last Frost DateMay 11 - May 20
Average Days With Frost125-150 Days
Plant Hardiness Zone - 2023Zone 5b : -15°F to -10°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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