Monthly Historical AveragesSwansea, IL
Average Temperature
High
24°
Feels 25
Low
14°
Feels 13
Average Precipitation
14 Days
136.6mm
0cm
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Daily Historical Averages
S
M
T
W
T
F
S
ForecastSunday, May 24, 2026
Day
26°Feels 27
Wind
10 km/h N
Gust
16 km/h
Humidity
57%
P.O.P
40%
Rain
<1 mm
Night
17°Feels 17
Wind
9 km/h NE
Gust
13 km/h
Humidity
97%
P.O.P
20%
Historical AveragesMay 24
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity