Monthly Historical AveragesArthur, IL
Average Temperature
High
12°
Feels 10
Low
1°
Feels -3
Average Precipitation
9 Days
49.5mm
2.6cm
Content continues below
Daily Historical Averages
S
M
T
W
T
F
S
ForecastSunday, March 8, 2026
Day
18°Feels 18
Wind
23 km/h SW
Gust
35 km/h
Humidity
30%
P.O.P
0%
Night
8°Feels 5
Wind
22 km/h S
Gust
32 km/h
Humidity
68%
P.O.P
0%
Historical AveragesMar 8
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity