Hourly Weather Forecast - Summertown, TN

12 AM
43°F
10%
6mph
NW
Cloudy
Humidity
75%
Feels like
40°F
Dew Point
36°F
1 AM
41°F
10%
6mph
NW
Mostly Cloudy
Humidity
74%
Feels like
37°F
Dew Point
34°F
2 AM
40°F
10%
5mph
NW
Partly Cloudy
Humidity
73%
Feels like
36°F
Dew Point
32°F
3 AM
38°F
10%
5mph
NW
Partly Cloudy
Humidity
73%
Feels like
34°F
Dew Point
30°F
4 AM
36°F
10%
5mph
NNW
Partly Cloudy
Humidity
73%
Feels like
32°F
Dew Point
29°F
5 AM
35°F
10%
4mph
NNW
Partly Cloudy
Humidity
74%
Feels like
31°F
Dew Point
27°F
6 AM
34°F
10%
4mph
NNW
Partly Cloudy
Humidity
74%
Feels like
30°F
Dew Point
26°F
6:53 AM
7 AM
34°F
10%
4mph
N
Mostly Sunny
Humidity
71%
Feels like
30°F
Dew Point
26°F
8 AM
35°F
10%
5mph
N
Mostly Sunny
Humidity
68%
Feels like
31°F
Dew Point
26°F
9 AM
37°F
10%
5mph
N
Sunny
Humidity
64%
Feels like
32°F
Dew Point
26°F
10 AM
38°F
10%
5mph
N
Sunny
Humidity
60%
Feels like
34°F
Dew Point
26°F
11 AM
41°F
10%
5mph
N
Sunny
Humidity
54%
Feels like
37°F
Dew Point
25°F
12 PM
42°F
10%
5mph
NNE
Sunny
Humidity
50%
Feels like
39°F
Dew Point
25°F
1 PM
44°F
10%
5mph
NNE
Sunny
Humidity
48%
Feels like
41°F
Dew Point
25°F
2 PM
45°F
10%
4mph
NE
Sunny
Humidity
46%
Feels like
43°F
Dew Point
26°F
3 PM
45°F
10%
4mph
ENE
Sunny
Humidity
48%
Feels like
43°F
Dew Point
26°F
4 PM
43°F
10%
4mph
ENE
Sunny
Humidity
53%
Feels like
41°F
Dew Point
27°F
4:39 PM
5 PM
40°F
10%
3mph
E
Clear
Humidity
61%
Feels like
40°F
Dew Point
28°F
6 PM
38°F
10%
2mph
ESE
Clear
Humidity
68%
Feels like
38°F
Dew Point
28°F
7 PM
37°F
10%
3mph
ESE
Clear
Humidity
72%
Feels like
37°F
Dew Point
29°F
8 PM
37°F
10%
3mph
SE
Clear
Humidity
76%
Feels like
34°F
Dew Point
29°F
9 PM
36°F
10%
3mph
SE
Clear
Humidity
78%
Feels like
34°F
Dew Point
30°F
10 PM
36°F
10%
4mph
SE
Clear
Humidity
80%
Feels like
33°F
Dew Point
30°F
11 PM
36°F
10%
4mph
SSE
Clear
Humidity
80%
Feels like
32°F
Dew Point
30°F

Wind chill temperatures Monday A.M.

Cold Weather Chills the Nation Down to the Gulf

In the path of a weak low-pressure system that brings snow to the Midwest and Northeast, extreme cold weather and brutally cold wind chill values will bring a bitter cold to much of the Nation.

Snowfall forecast through Sunday evening.

Snow Spreads Across the Ohio Valley into the Mid-Atlantic

Weekend Weather Outlook

Weekend Weather Outlook

How to Measure Snow via NWS

How To Measure Snow

Weekly Drought Map for December 11, 2025

Hit-or-Miss Precipitation Leads to Mixed Drought Results

A strong cold-air-damming event from March 20, 2018.

Cold Air Damming - Cause And Effects

loading ad...

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Snow & Ski Forecast

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide