Monthly Historical AveragesSeneca, IL
Average Temperature
High
-1°
Feels -4
Low
-9°
Feels -15
Average Precipitation
4 Days
12.5mm
9.1cm
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Daily Historical Averages
S
M
T
W
T
F
S
ForecastFriday, January 9, 2026
Day
8°Feels 6
Wind
39 km/h NW
Gust
59 km/h
Humidity
66%
P.O.P
30%
Night
0°Feels -4
Wind
10 km/h E
Gust
15 km/h
Humidity
100%
P.O.P
70%
Snow
<1 cm
Historical AveragesJan 9
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity