Monthly Historical AveragesOld Princeton, IL
Average Temperature
High
19°
Feels 18
Low
7°
Feels 4
Average Precipitation
10 Days
74.2mm
0.1cm
Content continues below
Daily Historical Averages
S
M
T
W
T
F
S
ForecastSunday, April 5, 2026
Day
14°Feels 12
Wind
23 km/h NW
Gust
35 km/h
Humidity
26%
P.O.P
10%
Night
4°Feels 1
Wind
17 km/h W
Gust
26 km/h
Humidity
78%
P.O.P
0%
Historical AveragesApr 5
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity