Monthly Historical AveragesSiam, TN
Average Temperature
High
8°
Feels 6
Low
-3°
Feels -6
Average Precipitation
8 Days
45.2mm
3.4cm
Content continues below
Daily Historical Averages
S
M
T
W
T
F
S
ForecastFriday, January 9, 2026
Day
17°Feels 17
Wind
17 km/h S
Gust
25 km/h
Humidity
69%
P.O.P
100%
Rain
10-15 mm
Night
12°Feels 12
Wind
7 km/h SE
Gust
11 km/h
Humidity
100%
P.O.P
100%
Rain
~10 mm
Historical AveragesJan 9
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity