Monthly Historical AveragesHartsville, TN
Average Temperature
High
10°
Feels 9
Low
1°
Feels -2
Average Precipitation
11 Days
89.4mm
1.5cm
Content continues below
Daily Historical Averages
S
M
T
W
T
F
S
ForecastSaturday, December 27, 2025
Day
22°Feels 22
Wind
11 km/h SE
Gust
16 km/h
Humidity
68%
P.O.P
40%
Rain
<1 mm
Night
17°Feels 16
Wind
15 km/h S
Gust
23 km/h
Humidity
95%
P.O.P
40%
Rain
<1 mm
Historical AveragesDec 27
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity