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 2 39.35181 70.73410 62.80611 72.85243 70.77167 68.25049 71.81347 42.22722 70.74181 3 36.27000 70.16833 60.81396 71.78167 70.09625 68.17993 70.84458 40.22188 70.80132 4 36.86313 70.28639 61.32382 72.12083 70.66958 68.44764 70.83181 39.69521 70.74319 5 40.71639 70.50632 61.97236 72.15431 70.79285 68.67354 71.20736 43.71097 70.46813 6 40.99063 70.66986 61.41750 71.93007 70.14826 68.95799 71.39507 44.06854 70.52674 7 37.55535 70.35618 59.90743 71.87174 70.28347 69.35986 70.66931 40.88396 70.77292 8 41.22222 70.35813 61.60326 71.98444 70.27958 69.12417 71.06229 44.28529 70.69035 9 38.54576 70.39271 60.90903 72.05208 70.34215 69.84104 71.01181 41.57011 70.66861 10 43.64785 70.59306 62.28944 72.30299 70.70806 69.62660 71.30472 45.61167 70.59396 11 39.93250 70.31664 61.43713 71.94783 70.49601 70.11727 71.11161 43.40175 70.97639 12 46.26083 70.67431 63.08389 71.61910 70.44243 70.24729 71.80188 48.89785 71.16965 13 49.97285 71.50021 63.90174 72.30028 71.12660 71.26632 72.54361 52.74965 71.12097 14 31.42375 70.91382 60.82160 72.18792 70.80694 70.16340 71.79299 35.90445 71.29764 15 26.25847 69.69458 57.21264 71.54944 70.31917 70.04604 69.44014 30.17097 71.28243 16 39.09611 70.37764 60.22333 71.22264 70.23000 70.01667 70.49785 41.79908 71.27549 17 45.76285 70.75750 61.39986 71.19035 70.64528 70.12688 71.31590 47.43840 71.09972 18 52.01146 71.00944 63.34924 71.41333 70.85583 69.87347 72.30319 53.69208 70.79986 19 43.56042 70.96222 62.95479 72.07611 70.44250 70.10278 72.20465 46.85758 70.79236 20 44.14667 70.69313 61.53826 71.71597 70.19375 70.26660 71.31549 46.34821 71.59472 21 50.85236 71.10007 62.70014 71.40146 70.06993 70.33236 72.26528 52.92694 72.97604 22 48.19479 71.16958 63.50681 72.05785 70.81250 70.92618 71.95035 50.03535 72.96965 23 57.01569 71.70951 64.91910 72.07431 71.09056 70.67201 73.17160 58.53021 72.88167 24 62.87104 73.41319 67.25069 72.76528 73.30264 73.24500 75.62465 64.94090 72.54417 25 63.27507 75.01278 68.25326 73.67535 74.69007 74.21326 76.80924 65.43229 72.23521 26 63.46028 73.92382 68.86257 72.83174 73.43875 73.34181 75.43701 65.14571 72.25736 27 65.73569 73.76868 70.08708 73.74104 73.51697 73.53319 75.14420 68.26975 72.22576 28 64.83063 73.57799 70.13660 74.24653 73.25594 72.58032 74.86372 66.30432 72.28410 29 42.77250 71.95021 66.32458 73.87486 71.26424 70.79292 72.42924 46.45627 72.61903

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) 2 32.9 (23:59) 68.2 (23:59) 60.3 (23:59) 70.9 (22:41) 67.6 (22:42) 65.7 (23:59) 69.4 (23:59) 36.0 (23:59) 70.2 (14:24) 3 32.4 (01:34) 67.5 (23:59) 59.4 (10:42) 70.0 (23:59) 66.2 (23:59) 64.4 (23:59) 68.4 (06:21) 35.1 (08:57) 70.2 (09:18) 4 30.4 (05:36) 67.3 (00:08) 59.4 (06:19) 70.0 (00:08) 66.2 (00:07) 64.4 (00:10) 68.4 (06:09) 33.3 (06:00) 70.2 (04:13) 5 38.1 (06:19) 68.5 (06:18) 59.4 (10:48) 70.2 (01:34) 67.6 (00:05) 65.7 (00:08) 69.1 (06:02) 40.3 (06:11) 70.0 (22:10) 6 34.3 (23:05) 68.2 (05:52) 56.7 (10:07) 70.3 (00:41) 66.9 (23:13) 65.7 (23:13) 69.3 (06:25) 37.2 (23:23) 70.0 (06:36) 7 30.7 (07:52) 67.6 (06:25) 53.6 (13:05) 70.3 (23:59) 67.5 (03:02) 65.8 (23:59) 68.0 (06:26) 33.1 (07:53) 70.2 (19:22) 8 36.3 (23:59) 68.2 (06:11) 59.4 (13:54) 70.0 (00:19) 67.5 (23:34) 65.5 (23:33) 68.9 (06:09) 39.4 (23:59) 70.2 (22:34) 9 27.9 (08:02) 68.0 (06:21) 59.0 (06:03) 70.2 (23:41) 67.3 (23:40) 65.7 (23:42) 68.4 (06:23) 31.6 (08:07) 70.2 (19:39) 10 36.0 (07:33) 68.2 (06:15) 59.4 (06:13) 70.7 (23:59) 68.2 (00:15) 66.2 (00:15) 68.5 (06:14) 37.8 (07:33) 70.0 (16:43) 11 31.8 (08:16) 68.0 (05:56) 58.6 (08:07) 70.2 (23:59) 67.5 (23:59) 66.2 (23:59) 68.4 (06:20) 34.9 (08:13) 70.2 (04:16) 12 33.1 (03:48) 68.2 (06:07) 59.2 (03:54) 70.2 (00:08) 67.5 (00:06) 66.2 (00:07) 68.4 (06:10) 36.5 (04:03) 70.7 (22:15) 13 34.3 (07:57) 68.4 (06:35) 57.2 (10:08) 70.3 (02:18) 68.4 (02:19) 66.6 (02:20) 69.1 (06:35) 36.9 (07:53) 70.3 (17:52) 14 18.9 (23:59) 68.0 (23:59) 54.1 (18:52) 70.2 (21:21) 66.6 (21:21) 65.7 (21:21) 68.2 (23:59) 22.3 (23:59) 70.7 (01:14) 15 14.5 (07:56) 67.3 (06:06) 54.9 (06:20) 69.3 (22:00) 66.7 (21:58) 65.7 (22:00) 65.8 (06:05) 18.1 (08:00) 70.3 (10:52) 16 24.8 (08:20) 67.6 (06:12) 56.5 (05:51) 69.3 (23:50) 67.3 (23:50) 65.8 (23:49) 66.7 (06:11) 28.0 (08:16) 70.7 (07:50) 17 31.6 (05:27) 68.2 (05:47) 58.5 (05:46) 70.0 (00:14) 68.2 (00:13) 66.6 (00:13) 68.2 (05:46) 33.3 (05:32) 70.3 (08:02) 18 43.7 (03:15) 68.4 (05:55) 60.8 (06:18) 69.8 (02:56) 68.4 (02:54) 66.9 (02:57) 69.8 (05:53) 46.6 (05:06) 70.2 (17:35) 19 32.7 (23:59) 68.5 (23:09) 59.0 (10:24) 70.7 (23:08) 66.9 (23:07) 65.7 (23:08) 70.2 (23:59) 36.1 (23:59) 70.3 (18:45) 20 27.5 (07:58) 68.0 (05:48) 58.6 (06:33) 70.3 (23:59) 68.0 (00:12) 66.4 (00:13) 68.0 (06:34) 30.9 (07:45) 70.3 (13:39) 21 44.1 (00:46) 68.5 (06:07) 60.8 (00:25) 70.2 (04:33) 67.5 (02:31) 66.4 (02:31) 69.8 (06:33) 45.5 (00:54) 72.3 (23:22) 22 34.3 (08:17) 68.5 (06:20) 60.8 (06:58) 70.2 (00:42) 67.6 (00:42) 66.6 (00:44) 69.3 (06:21) 36.9 (08:13) 72.3 (01:26) 23 52.3 (08:53) 68.9 (06:12) 62.1 (03:50) 70.2 (06:08) 69.4 (03:47) 67.5 (06:09) 70.9 (06:10) 53.8 (08:31) 72.5 (19:26) 24 55.4 (07:19) 70.9 (07:05) 63.5 (06:43) 71.2 (03:42) 71.2 (11:36) 70.2 (07:04) 72.9 (07:00) 56.8 (06:43) 71.8 (19:01) 25 59.0 (06:56) 73.4 (06:09) 65.7 (08:35) 72.5 (11:35) 72.9 (09:08) 71.8 (08:51) 75.2 (09:14) 59.9 (08:27) 72.0 (21:58) 26 60.3 (10:23) 72.5 (10:59) 65.8 (10:44) 71.2 (19:34) 71.4 (11:36) 72.1 (23:59) 73.9 (11:20) 62.2 (09:08) 71.8 (22:46) 27 59.2 (08:22) 71.8 (09:56) 66.7 (08:02) 72.9 (03:52) 71.1 (09:37) 70.7 (08:39) 73.4 (10:28) 61.0 (08:06) 71.8 (20:56) 28 60.6 (00:19) 72.9 (17:31) 67.5 (12:08) 73.8 (16:12) 72.0 (17:40) 71.8 (10:06) 74.3 (10:07) 62.2 (00:43) 71.8 (21:32) 29 27.7 (23:42) 68.4 (23:21) 61.2 (23:43) 71.4 (22:05) 66.7 (22:05) 65.3 (22:05) 68.9 (23:59) 30.7 (23:51) 71.8 (01:51)

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) 2 43.3 (09:01) 73.6 (14:33) 65.8 (16:55) 75.7 (14:33) 77.5 (07:25) 71.4 (07:26) 73.9 (14:34) 45.9 (08:54) 71.4 (03:04) 3 44.4 (15:03) 72.9 (18:31) 63.1 (07:32) 74.7 (07:30) 78.1 (07:35) 72.9 (07:34) 73.6 (18:37) 53.1 (14:39) 71.6 (16:49) 4 42.6 (15:30) 72.5 (18:18) 63.9 (14:53) 74.7 (11:15) 76.5 (07:26) 72.0 (11:40) 73.0 (18:17) 45.7 (15:49) 71.8 (07:33) 5 43.7 (15:29) 72.7 (19:09) 64.8 (19:08) 73.8 (07:20) 76.3 (07:23) 71.8 (07:24) 73.4 (17:02) 46.8 (15:57) 71.4 (19:15) 6 46.4 (15:45) 72.9 (14:36) 63.9 (08:05) 74.3 (08:03) 76.6 (08:05) 73.8 (08:03) 73.4 (14:37) 50.4 (13:26) 71.2 (17:14) 7 49.1 (16:19) 72.9 (17:53) 63.0 (07:17) 74.3 (07:48) 75.9 (07:49) 74.3 (07:50) 73.4 (17:02) 52.7 (16:16) 71.8 (07:55) 8 45.9 (15:18) 72.5 (19:11) 65.5 (13:03) 74.3 (07:41) 75.7 (07:43) 73.8 (07:43) 73.4 (17:10) 50.4 (15:10) 71.4 (01:50) 9 48.7 (15:16) 72.9 (19:19) 63.0 (14:11) 74.7 (07:59) 76.5 (07:38) 73.8 (08:02) 73.9 (17:15) 52.2 (14:49) 71.4 (07:13) 10 54.7 (13:31) 72.9 (13:29) 66.4 (15:39) 75.6 (11:33) 77.0 (07:28) 75.4 (11:33) 73.8 (13:27) 57.6 (13:30) 71.8 (07:23) 11 48.9 (15:07) 72.5 (18:36) 63.0 (00:53) 74.7 (07:30) 77.2 (07:31) 73.8 (07:31) 73.8 (16:09) 55.4 (14:47) 72.1 (14:57) 12 60.8 (15:17) 73.0 (19:07) 68.0 (13:43) 74.3 (07:24) 76.5 (07:24) 73.8 (07:26) 74.8 (18:54) 66.6 (14:16) 72.0 (00:23) 13 66.6 (15:40) 74.7 (17:37) 69.4 (16:41) 75.2 (13:13) 75.6 (08:42) 74.3 (16:23) 75.9 (20:16) 70.9 (14:21) 72.1 (11:03) 14 54.1 (00:00) 72.9 (00:00) 66.9 (00:00) 74.5 (08:32) 75.4 (07:49) 72.9 (08:32) 74.7 (00:00) 56.8 (00:00) 72.3 (16:05) 15 41.4 (15:36) 72.1 (18:25) 60.3 (18:25) 73.8 (07:25) 75.2 (07:33) 74.3 (13:11) 73.0 (17:12) 46.8 (15:25) 72.3 (22:30) 16 54.9 (15:43) 72.9 (17:49) 64.9 (15:18) 73.8 (07:32) 75.6 (07:29) 73.8 (15:11) 74.5 (17:49) 60.4 (15:01) 72.0 (01:39) 17 58.3 (14:00) 72.9 (18:28) 65.5 (18:37) 73.8 (07:27) 76.3 (07:31) 73.4 (07:31) 74.3 (17:53) 61.0 (14:00) 71.8 (00:46) 18 59.9 (22:01) 72.9 (18:51) 65.7 (13:34) 73.9 (07:30) 77.4 (07:29) 73.9 (07:30) 74.5 (22:11) 60.8 (22:02) 71.8 (09:19) 19 51.1 (15:40) 72.7 (18:35) 66.9 (15:43) 74.7 (07:41) 76.3 (07:42) 73.8 (07:41) 73.9 (18:34) 56.7 (14:55) 71.4 (07:23) 20 61.7 (15:23) 72.9 (17:58) 63.9 (16:48) 74.7 (07:58) 76.5 (08:03) 73.8 (13:10) 74.3 (18:24) 64.6 (14:35) 73.6 (20:04) 21 58.6 (15:26) 73.4 (16:37) 65.7 (11:05) 74.5 (07:52) 76.6 (07:52) 74.7 (07:51) 74.7 (16:41) 64.9 (14:43) 73.8 (03:25) 22 58.5 (12:58) 73.4 (16:00) 67.6 (15:04) 75.6 (07:50) 77.5 (07:50) 75.6 (10:48) 74.5 (16:03) 61.2 (12:54) 74.3 (07:55) 23 64.4 (14:50) 73.8 (16:59) 68.4 (18:49) 74.7 (07:29) 77.4 (07:26) 74.5 (07:29) 74.8 (17:09) 65.8 (14:48) 73.8 (09:06) 24 71.4 (15:38) 76.3 (19:18) 71.1 (15:25) 74.7 (07:24) 77.5 (07:27) 75.7 (16:13) 78.4 (21:09) 75.6 (13:41) 73.6 (01:56) 25 69.4 (12:15) 76.3 (15:41) 70.9 (22:28) 73.9 (17:25) 75.7 (00:00) 75.7 (15:06) 78.4 (20:14) 73.4 (13:02) 72.9 (02:48) 26 66.9 (14:25) 74.8 (00:00) 70.9 (23:21) 73.9 (00:07) 75.6 (00:00) 74.8 (00:00) 77.2 (00:00) 68.9 (14:26) 73.0 (08:38) 27 75.6 (15:03) 75.9 (18:17) 72.0 (15:11) 74.7 (22:16) 74.8 (16:50) 77.4 (16:06) 77.5 (17:28) 80.1 (14:06) 73.0 (02:16) 28 68.5 (14:47) 74.3 (13:34) 71.8 (00:00) 74.5 (00:00) 74.3 (00:00) 73.6 (00:00) 75.6 (00:00) 70.3 (14:41) 73.4 (03:37) 29 64.2 (00:10) 73.8 (00:00) 71.1 (00:00) 75.4 (10:05) 73.8 (00:00) 73.6 (16:20) 74.8 (00:00) 65.3 (00:00) 73.6 (11:32)