Monthly Historical AveragesPlymouth, IN
Average Temperature
High
2°
Feels -1
Low
-4°
Feels -9
Average Precipitation
7 Days
31.1mm
9.1cm
Content continues below
Daily Historical Averages
S
M
T
W
T
F
S
ForecastSunday, December 28, 2025
Day
15°Feels 14
Wind
38 km/h S
Gust
59 km/h
Humidity
94%
P.O.P
100%
Rain
10-15 mm
Night
-7°Feels -19
Wind
46 km/h W
Gust
69 km/h
Humidity
94%
P.O.P
100%
Snow
<1 cm
Rain
~5 mm
Historical AveragesDec 28
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity