Monthly Historical AveragesCastalian Springs, TN
Average Temperature
High
26°
Feels 27
Low
14°
Feels 14
Average Precipitation
11 Days
120.8mm
0cm
Content continues below
Daily Historical Averages
S
M
T
W
T
F
S
ForecastSunday, May 17, 2026
Day
33°Feels 33
Wind
20 km/h S
Gust
30 km/h
Humidity
34%
P.O.P
30%
Night
20°Feels 20
Wind
17 km/h S
Gust
25 km/h
Humidity
82%
P.O.P
10%
Historical AveragesMay 17
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity