Chattanooga, TN 14-Day Forecast
Tennessee, United States 🇺🇸
88°
Patchy light rain with thunder right now
Today: high 95°, low 74°
Updated just now
Chattanooga weather for the next 14 days
Saturday, July 18
Sunny High 92° Low 68°Precipitation
36%
· 0.02 in
Max wind
8 mph
Humidity
74%
UV index
11 - Very High
Sunrise / sunset
06:40 AM / 08:54 PM
Sunday, July 19
Patchy rain nearby High 92° Low 68°Precipitation
70%
· 0.17 in
Max wind
7 mph
Humidity
78%
UV index
11 - Very High
Sunrise / sunset
06:41 AM / 08:53 PM
Monday, July 20
Sunny High 97° Low 68°Precipitation
17%
· 0.01 in
Max wind
4 mph
Humidity
72%
UV index
10 - Very High
Sunrise / sunset
06:41 AM / 08:53 PM
Tuesday, July 21
Sunny High 97° Low 71°Precipitation
5%
· 0.0 in
Max wind
9 mph
Humidity
69%
UV index
9 - Very High
Sunrise / sunset
06:42 AM / 08:52 PM
Wednesday, July 22
Sunny High 91° Low 66°Precipitation
4%
· 0.0 in
Max wind
9 mph
Humidity
62%
UV index
8 - Very High
Sunrise / sunset
06:43 AM / 08:52 PM
Thursday, July 23
Sunny High 88° Low 62°Precipitation
4%
· 0.0 in
Max wind
7 mph
Humidity
62%
UV index
8 - Very High
Sunrise / sunset
06:44 AM / 08:51 PM
Friday, July 24
Sunny High 82° Low 60°Precipitation
6%
· 0.0 in
Max wind
3 mph
Humidity
64%
UV index
7 - High
Sunrise / sunset
06:44 AM / 08:50 PM
Saturday, July 25
Partly Cloudy High 79° Low 63°Precipitation
57%
· 0.04 in
Max wind
3 mph
Humidity
80%
UV index
7 - High
Sunrise / sunset
06:45 AM / 08:50 PM
Sunday, July 26
Fog High 86° Low 62°Precipitation
18%
· 0.0 in
Max wind
4 mph
Humidity
78%
UV index
6 - High
Sunrise / sunset
06:46 AM / 08:49 PM
Monday, July 27
Sunny High 91° Low 64°Precipitation
5%
· 0.0 in
Max wind
8 mph
Humidity
66%
UV index
8 - Very High
Sunrise / sunset
06:46 AM / 08:48 PM
Tuesday, July 28
Sunny High 91° Low 62°Precipitation
3%
· 0.0 in
Max wind
5 mph
Humidity
53%
UV index
8 - Very High
Sunrise / sunset
06:47 AM / 08:47 PM
Wednesday, July 29
Sunny High 90° Low 64°Precipitation
3%
· 0.0 in
Max wind
6 mph
Humidity
54%
UV index
8 - Very High
Sunrise / sunset
06:48 AM / 08:47 PM
Thursday, July 30
Sunny High 97° Low 66°Precipitation
3%
· 0.0 in
Max wind
8 mph
Humidity
58%
UV index
9 - Very High
Sunrise / sunset
06:49 AM / 08:46 PM
Chattanooga 14-day outlook: the story
The warmest day of Chattanooga's 14-day outlook is Monday, July 20 with a high near 97°F (36°C); the coolest night comes Friday, July 24, dipping to 60°F (15°C). The trend points cooler: week two runs about 5°F below week one. Highs over the next two weeks average 93°F (34°C), about 5°F (3°C) above the typical July high of 88°F (31°C).
Precipitation is most likely on Sunday 19, Saturday 25; the wettest day looks like Sunday, July 19 with about 0.17 in (4.4 mm) expected. For the weekend, expect Saturday 92°F (33°C) and sunny / Sunday 92°F (33°C) and patchy rain nearby.
For typical conditions month by month, see the Chattanooga climate & average temperatures guide.
Chattanooga forecast questions
Will it rain in Chattanooga this week?
The forecast currently shows meaningful precipitation chances on 2 of the next 14 days, peaking around Sunday, July 19.
What will be the warmest day in Chattanooga over the next 14 days?
Monday, July 20, with a forecast high near 97°F (36°C).
How accurate is a 14-day forecast for Chattanooga?
Days 1-3 are highly reliable, days 4-7 capture the overall pattern well, and days 8-14 indicate trends rather than exact figures - check back as the date approaches; this page refreshes throughout the day.
Average temperatures in Chattanooga by month
| Month | High | Low | Rain days | Precipitation | Sunshine | Humidity |
|---|---|---|---|---|---|---|
| January | 50° | 33° | 10 | 5.3 in | 6.5 h/day | 74% |
| February | 56° | 37° | 13 | 6.3 in | 6.3 h/day | 74% |
| March | 63° | 43° | 13 | 6.1 in | 8.0 h/day | 71% |
| April | 70° | 49° | 11 | 5.1 in | 9.7 h/day | 70% |
| May | 79° | 59° | 11 | 4.1 in | 10.8 h/day | 73% |
| June | 85° | 67° | 14 | 4.1 in | 11.6 h/day | 74% |
| July | 88° | 71° | 16 | 5.0 in | 11.5 h/day | 76% |
| August | 87° | 70° | 14 | 4.5 in | 10.7 h/day | 75% |
| September | 83° | 65° | 8 | 3.8 in | 10.0 h/day | 71% |
| October | 73° | 54° | 8 | 3.7 in | 8.9 h/day | 72% |
| November | 62° | 44° | 9 | 3.7 in | 7.5 h/day | 73% |
| December | 54° | 38° | 11 | 5.6 in | 5.9 h/day | 78% |
14-day forecasts nearby