Florissant Missouri Climate Data

Monthly Average Climate Data for Florissant Missouri

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January24.0 °F39.7 °F2.64 in.
February27.1 °F45.4 °F2.2 in.
March36.1 °F55.7 °F3.43 in.
April47.0 °F67.4 °F4.87 in.
May57.7 °F76.5 °F5.06 in.
June66.9 °F85.2 °F4.61 in.
July70.6 °F88.4 °F3.92 in.
August68.8 °F87.4 °F3.58 in.
September60.5 °F80.6 °F3.2 in.
October48.9 °F69.3 °F3.26 in.
November37.3 °F55.1 °F3.53 in.
December28.7 °F44.3 °F2.71 in.
Annual47.8 °F66.3 °F43.01 in.

Climate Data for Florissant Missouri

Average First Frost DateNov. 1 - Nov. 10
Average Last Frost DateApr. 21 - Apr. 30
Average Days With Frost75-100 Days
Plant Hardiness Zone - 2023Zone 7a : 0°F to 5°F
Plant Hardiness Zone - 2012Zone 6b : -5°F to 0°F
Current Drought ConditionsModerate Drought
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
2024 plantmaps.com