Monthly Historical AveragesFlorissant, MO
Average Temperature
High
24°
Feels 25
Low
14°
Feels 14
Average Precipitation
14 Days
133.3mm
0cm
Content continues below
Daily Historical Averages
S
M
T
W
T
F
S
ForecastSunday, May 31, 2026
Day
28°Feels 29
Wind
20 km/h SE
Gust
30 km/h
Humidity
57%
P.O.P
40%
Rain
<1 mm
Night
19°Feels 20
Wind
20 km/h S
Gust
30 km/h
Humidity
98%
P.O.P
80%
Rain
~5 mm
Historical AveragesMay 31
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity