Monthly Historical AveragesArrowsmith, IL
Average Temperature
High
17°
Feels 16
Low
5°
Feels 2
Average Precipitation
10 Days
83.1mm
0.1cm
Content continues below
Daily Historical Averages
S
M
T
W
T
F
S
ForecastSunday, April 12, 2026
Day
26°Feels 26
Wind
39 km/h S
Gust
59 km/h
Humidity
43%
P.O.P
40%
Rain
~1 mm
Night
16°Feels 15
Wind
34 km/h S
Gust
52 km/h
Humidity
95%
P.O.P
100%
Rain
10-15 mm
Historical AveragesApr 12
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity