Monthly Historical AveragesEast Saint Louis, IL
Average Temperature
High
25°
Feels 26
Low
14°
Feels 14
Average Precipitation
14 Days
135.2mm
0cm
Content continues below
Daily Historical Averages
S
M
T
W
T
F
S
ForecastMonday, May 18, 2026
Day
27°Feels 29
Wind
25 km/h S
Gust
37 km/h
Humidity
71%
P.O.P
100%
Rain
~25 mm
Night
19°Feels 20
Wind
21 km/h S
Gust
32 km/h
Humidity
92%
P.O.P
40%
Rain
~1 mm
Historical AveragesMay 18
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity