Monthly Historical AveragesAffton, MO
Average Temperature
High
25°
Feels 25
Low
14°
Feels 14
Average Precipitation
15 Days
131mm
0cm
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Daily Historical Averages
S
M
T
W
T
F
S
ForecastWednesday, May 27, 2026
Day
29°Feels 29
Wind
9 km/h NE
Gust
13 km/h
Humidity
51%
P.O.P
90%
Rain
1-3 mm
Night
18°Feels 18
Wind
7 km/h E
Gust
11 km/h
Humidity
84%
P.O.P
20%
Historical AveragesMay 27
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity