Monthly Historical AveragesDecatur, TN
Average Temperature
High
11°
Feels 11
Low
1°
Feels 0
Average Precipitation
11 Days
121.1mm
0.4cm
Content continues below
Daily Historical Averages
S
M
T
W
T
F
S
ForecastWednesday, December 24, 2025
Day
19°Feels 19
Wind
4 km/h SE
Gust
7 km/h
Humidity
78%
P.O.P
40%
Rain
~1 mm
Night
11°Feels 11
Wind
9 km/h S
Gust
13 km/h
Humidity
100%
P.O.P
30%
Historical AveragesDec 24
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity