Monthly Statistics in Chattanooga, TN for August 2025

 August 2025  HighLowAverage
Temperature 93.4 °F (16-16:11) 56.8 °F (27-7:41) 74.7 °F
Dew Point 78.8 °F (16-15:31) 51.2 °F (27-16:43) 67.7 °F
Humidity 99 % (14-9:32) 38 % (30-16:09) 80.2 %
Wind Speed 8.01 mph South (15-15:54) - -
Wind Gust 28.99 mph Southwest (20-16:11) - -
Wind - - South
Pressure 30.28 in (6-10:08) 29.85 in (21-19:07) 30.06 in
Precipitation Total: 5.350 in
Max Rate: 6.060 in/hr (12-16:28)
- -
 
 8/31/2025  HighLowAverage
Temperature 85.6 °F (17:07) 62.8 °F (6:59) 72.3 °F
Dew Point 69.2 °F (13:55) 58.4 °F (7:40) 63.1 °F
Humidity 87 % (6:43) 50 % (17:26) 73.6 %
Wind Speed 1.01 mph Southwest (16:17) - -
Wind Gust 7.00 mph West (12:20) - -
Wind - - South
Pressure 30.12 in (11:04) 30.01 in (3:10) 30.06 in
Precipitation Total: 0.000 in - -
 
 8/30/2025  HighLowAverage
Temperature 86.4 °F (16:02) 59.9 °F (7:18) 72.8 °F
Dew Point 66.4 °F (10:54) 56.6 °F (7:12) 60.5 °F
Humidity 91 % (7:44) 38 % (16:09) 67.4 %
Wind Speed 1.01 mph South (15:48) - -
Wind Gust 8.01 mph North (18:18) - -
Wind - - South
Pressure 30.06 in (8:31) 29.98 in (17:52) 30.01 in
Precipitation Total: 0.000 in - -
 
 8/29/2025  HighLowAverage
Temperature 84.2 °F (16:22) 58.5 °F (5:38) 71.2 °F
Dew Point 62.4 °F (10:14) 55.2 °F (15:05) 58.1 °F
Humidity 96 % (5:39) 39 % (16:40) 66.6 %
Wind Speed 0.00 mph Northeast (0:00) - -
Wind Gust 7.00 mph South (18:42) - -
Wind - - South
Pressure 30.12 in (10:44) 30.01 in (23:59) 30.07 in
Precipitation Total: 0.000 in - -
 
 8/28/2025  HighLowAverage
Temperature 79.3 °F (14:29) 58.1 °F (7:44) 69 °F
Dew Point 62.7 °F (17:56) 53.3 °F (14:37) 58 °F
Humidity 93 % (7:47) 42 % (14:37) 69.8 %
Wind Speed 0.00 mph East (0:00) - -
Wind Gust 3.00 mph Northeast (10:30) - -
Wind - - Southeast
Pressure 30.18 in (0:26) 30.08 in (21:46) 30.13 in
Precipitation Total: 0.000 in - -
 
 8/27/2025  HighLowAverage
Temperature 78.1 °F (16:03) 56.8 °F (7:41) 67.3 °F
Dew Point 59.3 °F (20:50) 51.2 °F (16:43) 54.7 °F
Humidity 87 % (5:01) 41 % (16:44) 66 %
Wind Speed 1.01 mph East (11:26) - -
Wind Gust 8.01 mph Northwest (11:04) - -
Wind - - West
Pressure 30.25 in (10:58) 30.14 in (18:35) 30.18 in
Precipitation Total: 0.000 in - -
 
 8/26/2025  HighLowAverage
Temperature 76.6 °F (15:25) 62.6 °F (7:26) 68.4 °F
Dew Point 59.6 °F (2:15) 51.5 °F (13:42) 55.4 °F
Humidity 86 % (2:35) 46 % (16:48) 64.8 %
Wind Speed 1.01 mph North (13:22) - -
Wind Gust 11.01 mph North (17:32) - -
Wind - - West
Pressure 30.20 in (11:19) 30.10 in (5:48) 30.14 in
Precipitation Total: 0.000 in - -
 
 8/25/2025  HighLowAverage
Temperature 77.5 °F (14:30) 63.1 °F (7:37) 69.7 °F
Dew Point 65.8 °F (0:04) 54.2 °F (16:24) 57.9 °F
Humidity 82 % (0:00) 47 % (14:37) 67.1 %
Wind Speed 1.01 mph Northwest (1:55) - -
Wind Gust 11.99 mph South (11:00) - -
Wind - - West
Pressure 30.11 in (21:59) 29.98 in (1:17) 30.04 in
Precipitation Total: 0.000 in - -
 
 8/24/2025  HighLowAverage
Temperature 84.9 °F (16:42) 68.2 °F (6:39) 75.5 °F
Dew Point 70.6 °F (13:13) 62.2 °F (19:30) 67.1 °F
Humidity 96 % (6:23) 53 % (19:30) 76.8 %
Wind Speed 1.01 mph East (15:11) - -
Wind Gust 8.99 mph North (15:51) - -
Wind - - Southwest
Pressure 30.00 in (10:30) 29.90 in (17:59) 29.96 in
Precipitation Total: 0.000 in - -
 
 8/23/2025  HighLowAverage
Temperature 84.6 °F (16:41) 69.6 °F (5:44) 76 °F
Dew Point 73.7 °F (13:11) 67.7 °F (23:45) 70.5 °F
Humidity 98 % (8:15) 65 % (17:17) 84 %
Wind Speed 4.00 mph Southwest (14:22) - -
Wind Gust 11.99 mph Southwest (14:19) - -
Wind - - Southwest
Pressure 30.02 in (0:36) 29.91 in (18:27) 29.97 in
Precipitation Total: 0.010 in - -
 
 8/22/2025  HighLowAverage
Temperature 87.3 °F (16:41) 69.8 °F (7:42) 77.5 °F
Dew Point 74.3 °F (14:21) 68.0 °F (7:24) 71.1 °F
Humidity 95 % (7:25) 63 % (17:33) 81.5 %
Wind Speed 5.01 mph Southeast (22:03) - -
Wind Gust 14.00 mph Southeast (21:47) - -
Wind - - South
Pressure 30.01 in (23:53) 29.92 in (18:55) 29.95 in
Precipitation Total: 0.060 in
Max Rate: 0.550 in/hr (22:16)
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 8/21/2025  HighLowAverage
Temperature 87.4 °F (16:45) 70.2 °F (7:35) 77.2 °F
Dew Point 76.0 °F (15:08) 69.2 °F (23:52) 71.9 °F
Humidity 98 % (0:24) 61 % (16:47) 85 %
Wind Speed 4.00 mph South (11:37) - -
Wind Gust 8.99 mph South (18:05) - -
Wind - - Southwest
Pressure 29.93 in (10:52) 29.85 in (19:07) 29.88 in
Precipitation Total: 0.000 in - -
 
 8/20/2025  HighLowAverage
Temperature 89.6 °F (15:00) 70.0 °F (17:48) 74.8 °F
Dew Point 77.6 °F (14:37) 67.7 °F (16:38) 70.9 °F
Humidity 98 % (19:07) 58 % (15:58) 88.6 %
Wind Speed 8.01 mph South (16:04) - -
Wind Gust 28.99 mph Southwest (16:11) - -
Wind - - Southwest
Pressure 30.03 in (0:06) 29.86 in (15:49) 29.94 in
Precipitation Total: 0.530 in
Max Rate: 4.090 in/hr (16:18)
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 8/19/2025  HighLowAverage
Temperature 93.2 °F (15:09) 72.3 °F (7:48) 79.6 °F
Dew Point 78.1 °F (16:53) 69.5 °F (23:59) 72.8 °F
Humidity 96 % (7:46) 54 % (15:54) 80.8 %
Wind Speed 1.99 mph Southwest (10:46) - -
Wind Gust 11.01 mph Southeast (16:42) - -
Wind - - South
Pressure 30.08 in (9:52) 29.95 in (19:35) 30.01 in
Precipitation Total: 0.000 in - -
 
 8/18/2025  HighLowAverage
Temperature 93.4 °F (15:33) 72.7 °F (6:52) 81.9 °F
Dew Point 75.2 °F (16:41) 70.1 °F (18:12) 72.2 °F
Humidity 94 % (6:03) 50 % (18:04) 74.2 %
Wind Speed 4.00 mph North (4:38) - -
Wind Gust 8.01 mph North (4:28) - -
Wind - - Southwest
Pressure 30.05 in (10:09) 29.96 in (18:41) 30 in
Precipitation Total: 0.000 in - -
 
 8/17/2025  HighLowAverage
Temperature 92.5 °F (15:27) 70.7 °F (7:32) 80.2 °F
Dew Point 77.5 °F (19:39) 69.5 °F (7:19) 73 °F
Humidity 98 % (7:53) 54 % (15:36) 80.3 %
Wind Speed 1.01 mph East (14:06) - -
Wind Gust 8.01 mph East (14:18) - -
Wind - - Southwest
Pressure 30.07 in (0:06) 29.95 in (19:11) 30.01 in
Precipitation Total: 0.000 in - -
 
 8/16/2025  HighLowAverage
Temperature 93.4 °F (16:11) 69.1 °F (7:33) 78.9 °F
Dew Point 78.8 °F (15:31) 67.9 °F (6:36) 72.2 °F
Humidity 98 % (6:48) 55 % (16:13) 81.5 %
Wind Speed 3.00 mph North (18:11) - -
Wind Gust 11.01 mph South (18:04) - -
Wind - - South
Pressure 30.14 in (8:52) 30.03 in (18:44) 30.08 in
Precipitation Total: 0.000 in - -
 
 8/15/2025  HighLowAverage
Temperature 91.4 °F (14:33) 71.8 °F (7:36) 77.7 °F
Dew Point 78.5 °F (15:31) 67.8 °F (16:51) 72 °F
Humidity 97 % (7:50) 58 % (14:34) 83.6 %
Wind Speed 8.01 mph South (15:54) - -
Wind Gust 15.01 mph South (15:45) - -
Wind - - South
Pressure 30.14 in (11:33) 30.03 in (2:05) 30.09 in
Precipitation Total: 0.000 in - -
 
 8/14/2025  HighLowAverage
Temperature 91.0 °F (16:25) 72.0 °F (5:56) 78.8 °F
Dew Point 76.0 °F (20:17) 71.2 °F (2:30) 72.8 °F
Humidity 99 % (9:32) 56 % (16:28) 83.3 %
Wind Speed 4.00 mph Northwest (11:53) - -
Wind Gust 11.01 mph South (13:27) - -
Wind - - South
Pressure 30.06 in (22:53) 29.94 in (5:49) 29.99 in
Precipitation Total: 0.000 in - -
 
 8/13/2025  HighLowAverage
Temperature 76.3 °F (18:59) 70.3 °F (11:36) 73.3 °F
Dew Point 74.4 °F (18:33) 69.7 °F (11:36) 72.4 °F
Humidity 98 % (0:00) 93 % (19:23) 96.9 %
Wind Speed 3.00 mph South (10:38) - -
Wind Gust 5.01 mph North (10:29) - -
Wind - - South
Pressure 30.04 in (10:42) 29.93 in (19:12) 29.98 in
Precipitation Total: 0.430 in
Max Rate: 2.420 in/hr (12:25)
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 8/12/2025  HighLowAverage
Temperature 81.0 °F (13:23) 71.8 °F (23:59) 74.8 °F
Dew Point 76.0 °F (15:50) 71.0 °F (16:24) 72.5 °F
Humidity 98 % (20:02) 82 % (13:36) 92.5 %
Wind Speed 5.01 mph Southwest (13:44) - -
Wind Gust 11.01 mph Southeast (10:42) - -
Wind - - South
Pressure 30.08 in (8:23) 29.99 in (20:30) 30.04 in
Precipitation Total: 4.070 in
Max Rate: 6.060 in/hr (16:28)
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 8/11/2025  HighLowAverage
Temperature 84.9 °F (16:36) 70.7 °F (5:41) 76.9 °F
Dew Point 74.9 °F (18:26) 67.8 °F (5:22) 71.2 °F
Humidity 94 % (7:56) 67 % (16:32) 83.1 %
Wind Speed 1.99 mph North (8:40) - -
Wind Gust 8.99 mph Southeast (18:38) - -
Wind - - South
Pressure 30.13 in (8:51) 30.04 in (20:31) 30.08 in
Precipitation Total: 0.000 in - -
 
 8/10/2025  HighLowAverage
Temperature 85.8 °F (17:23) 68.0 °F (7:10) 76.4 °F
Dew Point 72.8 °F (19:20) 65.6 °F (7:10) 68.8 °F
Humidity 93 % (7:32) 61 % (17:33) 78.1 %
Wind Speed 1.01 mph Southwest (0:06) - -
Wind Gust 8.01 mph Southwest (14:42) - -
Wind - - South
Pressure 30.19 in (11:22) 30.07 in (19:28) 30.13 in
Precipitation Total: 0.000 in - -
 
 8/9/2025  HighLowAverage
Temperature 85.6 °F (16:40) 68.7 °F (7:45) 76.8 °F
Dew Point 72.4 °F (17:28) 66.4 °F (6:38) 68.5 °F
Humidity 94 % (8:04) 57 % (15:02) 76.4 %
Wind Speed 1.99 mph Southwest (1:30) - -
Wind Gust 5.99 mph Southwest (0:21) - -
Wind - - South
Pressure 30.17 in (8:38) 30.08 in (20:32) 30.12 in
Precipitation Total: 0.000 in - -
 
 8/8/2025  HighLowAverage
Temperature 86.9 °F (17:03) 68.4 °F (5:38) 75.8 °F
Dew Point 72.3 °F (15:00) 66.3 °F (5:34) 69 °F
Humidity 95 % (6:53) 54 % (17:04) 80.6 %
Wind Speed 1.99 mph Southwest (0:39) - -
Wind Gust 8.01 mph Southwest (11:01) - -
Wind - - South
Pressure 30.17 in (10:38) 30.04 in (19:11) 30.11 in
Precipitation Total: 0.000 in - -
 
 8/7/2025  HighLowAverage
Temperature 86.9 °F (15:19) 69.4 °F (6:55) 76.1 °F
Dew Point 74.0 °F (19:08) 67.9 °F (23:39) 70.3 °F
Humidity 96 % (7:39) 58 % (15:50) 82.9 %
Wind Speed 4.00 mph Southwest (10:19) - -
Wind Gust 8.99 mph South (16:38) - -
Wind - - Southwest
Pressure 30.23 in (7:48) 30.11 in (21:08) 30.17 in
Precipitation Total: 0.000 in - -
 
 8/6/2025  HighLowAverage
Temperature 86.7 °F (16:58) 66.9 °F (6:07) 75.5 °F
Dew Point 72.8 °F (19:16) 65.1 °F (6:07) 69 °F
Humidity 96 % (7:17) 59 % (17:00) 81.4 %
Wind Speed 3.00 mph Southwest (0:01) - -
Wind Gust 8.01 mph Southwest (1:13) - -
Wind - - Southwest
Pressure 30.28 in (10:08) 30.17 in (21:10) 30.22 in
Precipitation Total: 0.000 in - -
 
 8/5/2025  HighLowAverage
Temperature 78.3 °F (17:33) 66.6 °F (8:05) 71.5 °F
Dew Point 71.8 °F (17:31) 64.2 °F (3:18) 67.8 °F
Humidity 96 % (8:14) 78 % (17:36) 88.3 %
Wind Speed 5.01 mph Southwest (14:35) - -
Wind Gust 8.99 mph Southwest (14:27) - -
Wind - - Southwest
Pressure 30.22 in (23:56) 30.11 in (5:29) 30.15 in
Precipitation Total: 0.000 in - -
 
 8/4/2025  HighLowAverage
Temperature 74.3 °F (16:04) 62.8 °F (3:35) 68.6 °F
Dew Point 67.0 °F (17:24) 60.6 °F (3:16) 64.3 °F
Humidity 94 % (3:34) 76 % (16:13) 86.1 %
Wind Speed 4.00 mph Southwest (12:11) - -
Wind Gust 8.99 mph Southwest (15:02) - -
Wind - - South
Pressure 30.13 in (23:25) 30.04 in (5:44) 30.07 in
Precipitation Total: 0.000 in - -
 
 8/3/2025  HighLowAverage
Temperature 72.9 °F (15:05) 67.3 °F (23:59) 69.7 °F
Dew Point 70.4 °F (0:05) 62.6 °F (23:59) 67.2 °F
Humidity 96 % (3:03) 83 % (15:01) 91.9 %
Wind Speed 4.51 mph Southwest (15:34) - -
Wind Gust 11.01 mph Southwest (15:24) - -
Wind - - Southwest
Pressure 30.07 in (0:00) 30.02 in (5:17) 30.04 in
Precipitation Total: 0.091 in
Max Rate: 0.640 in/hr (11:57)
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 8/2/2025  HighLowAverage
Temperature 83.7 °F (17:23) 68.4 °F (7:26) 74.1 °F
Dew Point 74.6 °F (16:05) 66.6 °F (7:12) 69.7 °F
Humidity 95 % (5:02) 69 % (17:29) 86.5 %
Wind Speed 7.00 mph North (19:16) - -
Wind Gust 13.00 mph Northwest (19:03) - -
Wind - - Southwest
Pressure 30.13 in (8:23) 30.03 in (20:12) 30.08 in
Precipitation Total: 0.000 in - -
 
 8/1/2025  HighLowAverage
Temperature 89.2 °F (17:59) 71.6 °F (5:42) 77.5 °F
Dew Point 77.1 °F (18:34) 70.1 °F (23:59) 73 °F
Humidity 98 % (4:57) 63 % (18:02) 87.2 %
Wind Speed 5.01 mph Southwest (19:37) - -
Wind Gust 11.99 mph Southwest (19:33) - -
Wind - - Southwest
Pressure 30.13 in (21:57) 30.03 in (3:49) 30.07 in
Precipitation Total: 0.159 in
Max Rate: 0.530 in/hr (19:31)
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