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Hourly
7 Days
14 Days
Monthly
°C
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°Celsius
°Fahrenheit
Monthly Historical Averages
Peru, Illinois Valley Regional-Walter A Duncan Field Airport, IL
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Daily Historical Averages
January 2026
S
M
T
W
T
F
S
1
2
3
-3°
4
0°
5
8°
6
9°
7
7°
8
8°
9
6°
10
3°
11
-2°
12
1°
13
0°
14
-2°
15
-1°
16
-2°
17
-2°
18
19
20
21
22
23
24
25
26
27
28
29
30
31
Forecast
Saturday, January 3, 2026
Day
-3°
Feels -6
Wind
11 km/h N
Gust
17 km/h
Humidity
50%
P.O.P
30%
Night
-9°
Feels -12
Wind
13 km/h NW
Gust
20 km/h
Humidity
79%
P.O.P
20%
Historical Averages
Jan 3
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity
Historical Averages are based on data recorded from 2000 onwards.
January
Average Temperature
High
-1°
Feels -5
Low
-9°
Feels -16
Average Precipitation
5 Days
Rain amount
9.6mm
Snow amount
12.7cm