Monthly Statistics in Chattanooga, TN for December 2025

 December 2025  HighLowAverage
Temperature 75.6 °F (27-15:03) 14.5 °F (15-7:56) 45.1 °F
Dew Point 63.6 °F (28-11:34) 4.9 °F (15-2:16) 34.7 °F
Humidity 98 % (7-9:29) 18 % (21-15:42) 70.1 %
Wind Speed 7.00 mph Southeast (18-18:22) - -
Wind Gust 14.00 mph Southeast (18-22:06) - -
Wind - - Southwest
Pressure 31.50 in (14-23:18) 30.53 in (18-21:38) 31.05 in
Precipitation Total: 1.730 in
Max Rate: 4.060 in/hr (18-22:55)
- -
 
 12/31/2025  HighLowAverage
Temperature 49.8 °F (14:38) 24.4 °F (7:12) 36.1 °F
Dew Point 24.7 °F (23:49) 17.3 °F (4:46) 20.9 °F
Humidity 80 % (7:12) 33 % (14:43) 55.7 %
Wind Speed 0.00 mph West (0:00) - -
Wind Gust 4.00 mph West (13:12) - -
Wind - - West
Pressure 31.14 in (10:28) 30.97 in (23:59) 31.05 in
Precipitation Total: 0.000 in - -
 
 12/30/2025  HighLowAverage
Temperature 40.3 °F (15:23) 25.2 °F (8:12) 31 °F
Dew Point 19.5 °F (22:59) 14.1 °F (15:56) 17.6 °F
Humidity 71 % (7:31) 35 % (15:56) 58.4 %
Wind Speed 1.01 mph North (0:40) - -
Wind Gust 10.00 mph Northeast (8:33) - -
Wind - - Southwest
Pressure 31.26 in (10:17) 31.12 in (23:49) 31.17 in
Precipitation Total: 0.000 in - -
 
 12/29/2025  HighLowAverage
Temperature 64.2 °F (0:10) 27.7 °F (23:42) 42.7 °F
Dew Point 59.7 °F (2:11) 15.0 °F (13:25) 30.2 °F
Humidity 94 % (2:54) 39 % (14:00) 62.1 %
Wind Speed 5.99 mph Northwest (3:42) - -
Wind Gust 13.00 mph Northwest (3:32) - -
Wind - - Southwest
Pressure 31.19 in (23:33) 30.69 in (2:53) 30.96 in
Precipitation Total: 0.120 in
Max Rate: 1.860 in/hr (2:56)
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 12/28/2025  HighLowAverage
Temperature 68.5 °F (14:47) 60.6 °F (0:19) 64.8 °F
Dew Point 63.6 °F (11:34) 58.3 °F (22:38) 60.9 °F
Humidity 96 % (0:56) 77 % (16:43) 87.5 %
Wind Speed 5.01 mph South (11:10) - -
Wind Gust 11.99 mph South (10:24) - -
Wind - - South
Pressure 30.95 in (10:37) 30.75 in (23:59) 30.87 in
Precipitation Total: 0.000 in - -
 
 12/27/2025  HighLowAverage
Temperature 75.6 °F (15:03) 59.2 °F (8:22) 65.7 °F
Dew Point 62.7 °F (10:55) 57.7 °F (8:22) 60.2 °F
Humidity 96 % (7:54) 60 % (15:17) 83.3 %
Wind Speed 1.99 mph West (1:19) - -
Wind Gust 5.99 mph West (13:08) - -
Wind - - Southwest
Pressure 30.95 in (9:01) 30.86 in (15:31) 30.9 in
Precipitation Total: 0.000 in - -
 
 12/26/2025  HighLowAverage
Temperature 66.9 °F (14:25) 60.3 °F (10:23) 63.4 °F
Dew Point 60.9 °F (12:59) 58.5 °F (9:55) 59.7 °F
Humidity 96 % (10:24) 79 % (15:33) 87.8 %
Wind Speed 4.00 mph South (9:46) - -
Wind Gust 10.00 mph Southwest (14:59) - -
Wind - - Southwest
Pressure 30.99 in (0:00) 30.82 in (17:10) 30.89 in
Precipitation Total: 0.000 in - -
 
 12/25/2025  HighLowAverage
Temperature 69.4 °F (12:15) 59.0 °F (6:56) 63.2 °F
Dew Point 60.9 °F (14:09) 56.7 °F (3:18) 59 °F
Humidity 94 % (3:31) 73 % (13:28) 86.3 %
Wind Speed 1.01 mph Southwest (11:41) - -
Wind Gust 4.00 mph West (9:28) - -
Wind - - Southwest
Pressure 31.13 in (0:00) 30.98 in (23:52) 31.04 in
Precipitation Total: 0.000 in - -
 
 12/24/2025  HighLowAverage
Temperature 71.4 °F (15:38) 55.4 °F (7:19) 62.8 °F
Dew Point 61.1 °F (14:15) 50.2 °F (4:37) 56.1 °F
Humidity 87 % (7:51) 68 % (15:42) 78.8 %
Wind Speed 0.00 mph Southwest (0:00) - -
Wind Gust 1.01 mph West (11:47) - -
Wind - - Southwest
Pressure 31.24 in (9:36) 31.12 in (23:14) 31.17 in
Precipitation Total: 0.000 in - -
 
 12/23/2025  HighLowAverage
Temperature 64.4 °F (14:50) 52.3 °F (8:53) 57 °F
Dew Point 53.5 °F (23:41) 22.7 °F (0:13) 37.7 °F
Humidity 80 % (23:40) 29 % (0:13) 50.1 %
Wind Speed 0.00 mph Southeast (0:00) - -
Wind Gust 8.01 mph Southeast (2:15) - -
Wind - - South
Pressure 31.30 in (9:19) 31.18 in (17:27) 31.23 in
Precipitation Total: 0.000 in - -
 
 12/22/2025  HighLowAverage
Temperature 58.5 °F (12:58) 34.3 °F (8:17) 48.1 °F
Dew Point 25.0 °F (9:14) 10.4 °F (0:13) 19.4 °F
Humidity 63 % (7:44) 20 % (13:07) 33.8 %
Wind Speed 1.99 mph Southeast (11:54) - -
Wind Gust 11.01 mph Southeast (11:57) - -
Wind - - Southwest
Pressure 31.42 in (10:06) 31.28 in (23:59) 31.33 in
Precipitation Total: 0.000 in - -
 
 12/21/2025  HighLowAverage
Temperature 58.6 °F (15:26) 44.1 °F (0:46) 50.8 °F
Dew Point 36.7 °F (11:33) 10.0 °F (23:28) 23.3 °F
Humidity 56 % (8:12) 18 % (15:42) 35.7 %
Wind Speed 1.01 mph North (9:24) - -
Wind Gust 8.99 mph Northeast (11:42) - -
Wind - - Southeast
Pressure 31.34 in (22:31) 31.10 in (1:53) 31.21 in
Precipitation Total: 0.000 in - -
 
 12/20/2025  HighLowAverage
Temperature 61.7 °F (15:23) 27.5 °F (7:58) 44.1 °F
Dew Point 31.5 °F (10:25) 20.2 °F (15:24) 25.5 °F
Humidity 93 % (8:36) 20 % (15:24) 54.9 %
Wind Speed 1.99 mph South (15:46) - -
Wind Gust 8.01 mph Southeast (15:04) - -
Wind - - West
Pressure 31.18 in (9:19) 30.99 in (18:17) 31.08 in
Precipitation Total: 0.000 in - -
 
 12/19/2025  HighLowAverage
Temperature 51.1 °F (15:40) 32.7 °F (23:59) 43.5 °F
Dew Point 47.6 °F (0:00) 23.6 °F (16:23) 31.9 °F
Humidity 93 % (0:00) 36 % (16:23) 65.4 %
Wind Speed 4.00 mph Southwest (4:58) - -
Wind Gust 11.01 mph West (6:47) - -
Wind - - West
Pressure 31.11 in (22:06) 30.66 in (0:44) 30.93 in
Precipitation Total: 0.000 in - -
 
 12/18/2025  HighLowAverage
Temperature 59.9 °F (22:01) 43.7 °F (3:15) 52 °F
Dew Point 58.2 °F (22:44) 33.8 °F (3:15) 46.7 °F
Humidity 96 % (18:57) 60 % (0:10) 82.3 %
Wind Speed 7.00 mph Southeast (18:22) - -
Wind Gust 14.00 mph Southeast (22:06) - -
Wind - - South
Pressure 31.04 in (0:00) 30.53 in (21:38) 30.84 in
Precipitation Total: 0.560 in
Max Rate: 4.060 in/hr (22:55)
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 12/17/2025  HighLowAverage
Temperature 58.3 °F (14:00) 31.6 °F (5:27) 45.7 °F
Dew Point 36.2 °F (17:42) 17.7 °F (0:38) 26.6 °F
Humidity 68 % (7:12) 31 % (11:46) 48.2 %
Wind Speed 0.00 mph Southeast (0:00) - -
Wind Gust 7.00 mph Southeast (13:45) - -
Wind - - Southeast
Pressure 31.18 in (9:59) 31.01 in (16:30) 31.1 in
Precipitation Total: 0.000 in - -
 
 12/16/2025  HighLowAverage
Temperature 54.9 °F (15:43) 24.8 °F (8:20) 39 °F
Dew Point 20.7 °F (11:53) 13.6 °F (0:44) 17.2 °F
Humidity 72 % (8:26) 21 % (15:37) 43.5 %
Wind Speed 0.00 mph South (0:00) - -
Wind Gust 5.01 mph South (16:30) - -
Wind - - South
Pressure 31.29 in (0:00) 31.12 in (23:20) 31.2 in
Precipitation Total: 0.000 in - -
 
 12/15/2025  HighLowAverage
Temperature 41.4 °F (15:36) 14.5 °F (7:56) 26.2 °F
Dew Point 15.5 °F (18:08) 4.9 °F (2:16) 10.1 °F
Humidity 72 % (8:03) 31 % (17:11) 51.7 %
Wind Speed 1.01 mph North (0:23) - -
Wind Gust 8.01 mph North (0:45) - -
Wind - - South
Pressure 31.50 in (0:43) 31.27 in (22:08) 31.39 in
Precipitation Total: 0.000 in - -
 
 12/14/2025  HighLowAverage
Temperature 54.1 °F (0:00) 18.9 °F (23:59) 31.4 °F
Dew Point 45.9 °F (0:01) 5.0 °F (22:04) 18.5 °F
Humidity 81 % (6:40) 36 % (15:05) 59.9 %
Wind Speed 1.99 mph Northeast (10:12) - -
Wind Gust 11.99 mph Northwest (15:15) - -
Wind - - South
Pressure 31.50 in (23:18) 30.96 in (0:04) 31.28 in
Precipitation Total: 0.000 in - -
 
 12/13/2025  HighLowAverage
Temperature 66.6 °F (15:40) 34.3 °F (7:57) 49.9 °F
Dew Point 52.0 °F (22:32) 32.5 °F (7:57) 41.9 °F
Humidity 94 % (7:59) 48 % (15:48) 75.6 %
Wind Speed 0.00 mph Southwest (0:00) - -
Wind Gust 4.00 mph West (16:02) - -
Wind - - Southwest
Pressure 31.10 in (9:49) 30.93 in (23:12) 31 in
Precipitation Total: 0.000 in - -
 
 12/12/2025  HighLowAverage
Temperature 60.8 °F (15:17) 33.1 °F (3:48) 46.2 °F
Dew Point 39.6 °F (15:05) 26.4 °F (0:10) 33.5 °F
Humidity 80 % (4:43) 43 % (17:04) 62.7 %
Wind Speed 0.00 mph Southwest (0:00) - -
Wind Gust 4.00 mph West (13:42) - -
Wind - - Southwest
Pressure 31.03 in (23:26) 30.92 in (15:48) 30.97 in
Precipitation Total: 0.000 in - -
 
 12/11/2025  HighLowAverage
Temperature 48.9 °F (15:07) 31.8 °F (8:16) 39.9 °F
Dew Point 31.4 °F (0:00) 19.9 °F (14:26) 25.7 °F
Humidity 80 % (8:27) 33 % (15:16) 58.4 %
Wind Speed 1.01 mph West (0:02) - -
Wind Gust 10.00 mph Northwest (1:51) - -
Wind - - Southwest
Pressure 31.03 in (9:53) 30.89 in (0:09) 30.96 in
Precipitation Total: 0.000 in - -
 
 12/10/2025  HighLowAverage
Temperature 54.7 °F (13:31) 36.0 °F (7:33) 43.6 °F
Dew Point 43.3 °F (16:48) 31.4 °F (23:59) 36.9 °F
Humidity 92 % (7:35) 56 % (13:34) 77.7 %
Wind Speed 5.99 mph Southeast (9:43) - -
Wind Gust 13.00 mph West (14:30) - -
Wind - - South
Pressure 30.96 in (0:00) 30.66 in (15:20) 30.81 in
Precipitation Total: 0.000 in - -
 
 12/9/2025  HighLowAverage
Temperature 48.7 °F (15:16) 27.9 °F (8:02) 38.5 °F
Dew Point 35.7 °F (21:57) 26.1 °F (8:02) 31.4 °F
Humidity 94 % (7:20) 55 % (16:20) 76.7 %
Wind Speed 1.99 mph East (11:03) - -
Wind Gust 8.01 mph South (12:29) - -
Wind - - Southwest
Pressure 31.17 in (0:00) 30.96 in (23:59) 31.08 in
Precipitation Total: 0.000 in - -
 
 12/8/2025  HighLowAverage
Temperature 45.9 °F (15:18) 36.3 °F (23:59) 41.2 °F
Dew Point 43.2 °F (10:55) 30.4 °F (23:59) 37.3 °F
Humidity 97 % (4:33) 72 % (15:36) 86.5 %
Wind Speed 4.00 mph West (11:22) - -
Wind Gust 10.00 mph Northwest (12:24) - -
Wind - - Southwest
Pressure 31.18 in (23:04) 30.96 in (1:59) 31.06 in
Precipitation Total: 0.070 in
Max Rate: 0.060 in/hr (2:35)
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 12/7/2025  HighLowAverage
Temperature 49.1 °F (16:19) 30.7 °F (7:52) 37.5 °F
Dew Point 43.2 °F (14:54) 29.7 °F (7:52) 35.5 °F
Humidity 98 % (9:29) 77 % (16:44) 92.6 %
Wind Speed 1.99 mph Northwest (11:45) - -
Wind Gust 4.00 mph West (11:20) - -
Wind - - South
Pressure 31.04 in (9:13) 30.94 in (16:17) 30.98 in
Precipitation Total: 0.011 in - -
 
 12/6/2025  HighLowAverage
Temperature 46.4 °F (15:45) 34.3 °F (23:05) 40.9 °F
Dew Point 40.4 °F (0:00) 32.7 °F (22:42) 37.4 °F
Humidity 95 % (23:18) 72 % (16:48) 87.1 %
Wind Speed 1.99 mph Northeast (12:08) - -
Wind Gust 4.00 mph West (11:41) - -
Wind - - Southwest
Pressure 31.00 in (11:20) 30.90 in (3:06) 30.94 in
Precipitation Total: 0.000 in - -
 
 12/5/2025  HighLowAverage
Temperature 43.7 °F (15:29) 38.1 °F (6:19) 40.7 °F
Dew Point 41.1 °F (16:58) 37.1 °F (6:19) 39.1 °F
Humidity 97 % (2:58) 89 % (17:19) 94.3 %
Wind Speed 1.99 mph Southeast (5:59) - -
Wind Gust 4.00 mph Northeast (3:59) - -
Wind - - South
Pressure 31.03 in (0:00) 30.91 in (17:24) 30.96 in
Precipitation Total: 0.079 in - -
 
 12/4/2025  HighLowAverage
Temperature 42.6 °F (15:30) 30.4 °F (5:36) 36.8 °F
Dew Point 38.0 °F (20:31) 28.8 °F (4:22) 33.4 °F
Humidity 96 % (5:58) 75 % (16:37) 87.9 %
Wind Speed 1.01 mph Northwest (11:13) - -
Wind Gust 4.00 mph North (11:05) - -
Wind - - Southwest
Pressure 31.22 in (10:48) 31.03 in (23:59) 31.11 in
Precipitation Total: 0.340 in
Max Rate: 0.210 in/hr (20:53)
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 12/3/2025  HighLowAverage
Temperature 44.4 °F (15:03) 32.4 °F (1:34) 36.2 °F
Dew Point 33.8 °F (14:53) 27.5 °F (7:33) 30.2 °F
Humidity 91 % (23:04) 64 % (16:27) 79.4 %
Wind Speed 1.99 mph Northwest (0:58) - -
Wind Gust 8.01 mph Southeast (12:53) - -
Wind - - Southwest
Pressure 31.17 in (10:56) 31.01 in (3:08) 31.09 in
Precipitation Total: 0.000 in - -
 
 12/2/2025  HighLowAverage
Temperature 43.3 °F (9:01) 32.9 °F (23:59) 39.3 °F
Dew Point 42.3 °F (9:01) 28.3 °F (23:59) 36.2 °F
Humidity 97 % (6:49) 78 % (16:12) 88.9 %
Wind Speed 4.00 mph South (0:26) - -
Wind Gust 8.01 mph Southeast (1:39) - -
Wind - - South
Pressure 31.03 in (22:26) 30.80 in (5:05) 30.89 in
Precipitation Total: 0.440 in
Max Rate: 0.300 in/hr (0:50)
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 12/1/2025  HighLowAverage
Temperature 48.7 °F (18:41) 31.5 °F (7:55) 39.6 °F
Dew Point 41.9 °F (20:50) 27.4 °F (7:21) 34.2 °F
Humidity 93 % (22:55) 71 % (14:25) 81.3 %
Wind Speed 3.00 mph Northwest (0:01) - -
Wind Gust 8.01 mph South (1:12) - -
Wind - - Southeast
Pressure 31.28 in (0:21) 30.92 in (23:59) 31.14 in
Precipitation Total: 0.110 in
Max Rate: 0.060 in/hr (22:14)
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