Monthly Temperatures in Chattanooga, TN for December 2025
Cumulative for December
Daily Average Temperature for Month
Day
Outside
Dining Room
Garage
Family room
Bedroom 1
Bedroom 2
Bedroom 3
Sunroom
Servers
1
39.63750
70.60521
62.40257
73.18146
70.87667
68.36278
71.26229
42.22639
70.68069
Daily Minimum Temperature for the Month
Day
Outside
Dining Room
Garage
Family room
Bedroom 1
Bedroom 2
Bedroom 3
Sunroom
Servers
1
31.5 (07:55)
66.9 (06:12)
59.2 (12:21)
70.9 (00:38)
67.5 (01:25)
64.8 (06:14)
68.0 (06:14)
34.0 (08:02)
70.2 (19:32)
Daily Maximum Temperature for the Month
Day
Outside
Dining Room
Garage
Family room
Bedroom 1
Bedroom 2
Bedroom 3
Sunroom
Servers
1
48.7 (18:41)
73.8 (19:16)
66.2 (16:45)
77.2 (09:58)
77.5 (07:28)
71.1 (13:09)
74.3 (19:18)
50.9 (16:24)
71.4 (03:57)
