Chattanooga, TN Weather Forecast | 5 Day

Updated: Sun Jul 20th 2025 2:00 AM EDT

Ask About Weather

Test our newly developed Weather Chatbot. It provides up to 10 days of forecast information!
Chattanooga, TN Weather Forecast - 7-20 - Partly Cloudy

Partly Cloudy

Sun 7-20

Partly Cloudy with a high of 93°F and a low of 75°F. Winds will be light at 10mph and gusts of 12.2mph at 6 PM. The humidity will be on the higher side, averaging about 71%, the maximum being 96% at 6 AM and 50% being its lowest at 3 PM. Barometric pressure is its highest of 30.08inHg at 8 AM, a lowest point of 29.98inHg at 8 PM with an avg 30.03inHg.

    • HI: 93°F
    • LO: 75°F
    • Rainfall: 0%
    • Snowfall: 0%
    • Wind
      9.6 mph
    • Humidity
      71% avg.
    • UV Index
      2.7
    • Air Quality
      Moderate
    • Sunrise
      06:42 AM
    • Sunset
      08:53 PM
    • Moonrise
      02:11 AM
    • Moonset
      05:21 PM
    • Moon Phase
      Waning Crescent
Chattanooga, TN Weather Forecast - 7-21 - Heavy Rain

Heavy Rain

Mon 7-21

Heavy Rain with a high of 94°F and a low of 72°F. It will likey rain, having a 88% chance of a downpour with an estimated 1.06in. Winds will be light at 8mph and gusts of 9.9mph at 7 PM. The humidity will be on the higher side, averaging about 75%, the maximum being 90% at 10 PM and 53% being its lowest at 1 PM. Barometric pressure is its highest of 30.02inHg at 11 PM, a lowest point of 29.91inHg at 4 PM with an avg 29.97inHg.

    • HI: 94°F
    • LO: 72°F
    • Rainfall: 88% | est. 1.06in
    • Snowfall: 0%
    • Wind
      7.4 mph
    • Humidity
      75% avg.
    • UV Index
      2.6
    • Air Quality
      Moderate
    • Sunrise
      06:43 AM
    • Sunset
      08:52 PM
    • Moonrise
      03:00 AM
    • Moonset
      06:31 PM
    • Moon Phase
      Waning Crescent
Chattanooga, TN Weather Forecast - 7-22 - Partly Cloudy

Partly Cloudy

Tue 7-22

Partly Cloudy with a high of 95°F and a low of 75°F. Winds will be light at 6mph and gusts of 9.7mph at 6 PM. The humidity will be on the higher side, averaging about 74%, the maximum being 99% at 4 AM and 48% being its lowest at 4 PM. Barometric pressure is its highest of 30.04inHg at 10 PM, a lowest point of 29.96inHg at 4 AM with an avg 30inHg.

    • HI: 95°F
    • LO: 75°F
    • Rainfall: 0%
    • Snowfall: 0%
    • Wind
      6 mph
    • Humidity
      74% avg.
    • UV Index
      2.8
    • Air Quality
      Moderate
    • Sunrise
      06:43 AM
    • Sunset
      08:52 PM
    • Moonrise
      03:59 AM
    • Moonset
      07:35 PM
    • Moon Phase
      Waning Crescent
Chattanooga, TN Weather Forecast - 7-23 - Patchy Rain Nearby

Patchy Rain Nearby

Wed 7-23

Scattered showers with a high of 91°F and a low of 70°F. It will likey rain in the surrounding area, having a 89% chance of a downpour with an estimated 0.01in. Winds will be light at 7mph and gusts of 9.2mph at 1 AM. The humidity will be on the higher side, averaging about 75%, the maximum being 99% at 5 AM and 48% being its lowest at 5 PM. Barometric pressure is its highest of 30.12inHg at 8 AM, a lowest point of 30.03inHg at 5 PM with an avg 30.07inHg.

    • HI: 91°F
    • LO: 70°F
    • Rainfall: 89% | est. 0.01in
    • Snowfall: 0%
    • Wind
      6.3 mph
    • Humidity
      75% avg.
    • UV Index
      2.4
    • Air Quality
      Moderate
    • Sunrise
      06:44 AM
    • Sunset
      08:51 PM
    • Moonrise
      05:06 AM
    • Moonset
      08:27 PM
    • Moon Phase
      Waning Crescent
Chattanooga, TN Weather Forecast - 7-24 - Sunny

Sunny

Thu 7-24

Sunny with a high of 92°F and a low of 71°F. Winds will be light at 7mph and gusts of 7.5mph at 11 AM. The humidity will be on the higher side, averaging about 70%, the maximum being 84% at 4 AM and 43% being its lowest at 1 PM. Barometric pressure is its highest of 30.18inHg at 8 AM, a lowest point of 30.06inHg at 5 PM with an avg 30.11inHg.

    • HI: 92°F
    • LO: 71°F
    • Rainfall: 0%
    • Snowfall: 0%
    • Wind
      6.5 mph
    • Humidity
      70% avg.
    • UV Index
      0.1
    • Air Quality
      TBA
    • Sunrise
      06:45 AM
    • Sunset
      08:50 PM
    • Moonrise
      06:16 AM
    • Moonset
      09:11 PM
    • Moon Phase
      New Moon
Chattanooga, TN Weather Forecast - 7-25 - Patchy Rain Nearby

Patchy Rain Nearby

Fri 7-25

Scattered showers with a high of 86°F and a low of 70°F. It will likey rain in the surrounding area, having a 80% chance of a downpour with an estimated 0.1in. Winds will be light at 7mph and gusts of 10mph at 1 PM. High humidity with average of 82% is anticipated, the maximum being 97% at 4 AM and 64% being its lowest at 1 PM. Barometric pressure is its highest of 30.11inHg at 1 AM, a lowest point of 30.02inHg at 5 PM with an avg 30.06inHg.

    • HI: 86°F
    • LO: 70°F
    • Rainfall: 80% | est. 0.1in
    • Snowfall: 0%
    • Wind
      6.3 mph
    • Humidity
      82% avg.
    • UV Index
      5
    • Air Quality
      TBA
    • Sunrise
      06:46 AM
    • Sunset
      08:49 PM
    • Moonrise
      07:27 AM
    • Moonset
      09:46 PM
    • Moon Phase
      Waxing Crescent