Chattanooga, TN Hourly Forecast

Tennessee, United States 🇺🇸
90°
Overcast Feels like 93°
Updated 2 hours ago

Chattanooga temperature trend - Next 24 hours

91° 2 PM 2 PM - 91°F (33°C), Overcast, 10% precip 3 PM - 92°F (34°C), Overcast, 10% precip 4 PM - 88°F (31°C), Overcast, 10% precip 87° 5 PM 5 PM - 87°F (30°C), Overcast, 10% precip 6 PM - 86°F (30°C), Overcast, 11% precip 7 PM - 84°F (29°C), Overcast, 14% precip 80° 8 PM 8 PM - 80°F (27°C), Overcast, 15% precip 9 PM - 79°F (26°C), Overcast, 17% precip 10 PM - 78°F (26°C), Patchy rain nearby, 18% precip 77° 11 PM 11 PM - 77°F (25°C), Cloudy, 16% precip 12 AM - 74°F (23°C), Patchy rain nearby, 21% precip 1 AM - 73°F (23°C), Patchy rain nearby, 20% precip 72° 2 AM 2 AM - 72°F (22°C), Patchy rain nearby, 32% precip 3 AM - 71°F (22°C), Light rain shower, 75% precip 4 AM - 70°F (21°C), Light rain shower, 52% precip 70° 5 AM 5 AM - 70°F (21°C), Light rain shower, 48% precip 6 AM - 70°F (21°C), Mist, 36% precip 7 AM - 69°F (21°C), Mist, 50% precip 69° 8 AM 8 AM - 69°F (20°C), Mist, 38% precip 9 AM - 69°F (21°C), Partly Cloudy, 16% precip 10 AM - 74°F (23°C), Sunny, 9% precip 80° 11 AM 11 AM - 80°F (27°C), Sunny, 5% precip 12 PM - 84°F (29°C), Sunny 1 PM - 88°F (31°C), Sunny

The next 24 hours at a glance

  • Warmest hour: 3 PM - around 92°
  • Coolest hour: 8 AM - around 69°
  • Highest rain chance: 3 AM (75%) - pack accordingly
  • UV peak: 1 PM at index 9 - sun protection recommended
  • Windiest: 2 PM at 4 mph

Chattanooga hourly weather - Wednesday, August 26

In Chattanooga, expect a high near 92°F (34°C) around 3 PM and a low of 77°F (25°C) near 11 PM; precipitation risk peaks at 18% around 10 PM.

TimeConditionsTemp FeelsRainWind HumidityUV
2 PM Overcast 91° 93° 10% 4 mph WSW 42% 9
3 PM Overcast 92° 96° 10% 3 mph WSW 40% 7
4 PM Overcast 88° 90° 10% 2 mph W 39% 3
5 PM Overcast 87° 87° 10% 1 mph WNW 41% 2
6 PM Overcast 86° 86° 11% 2 mph WNW 45% 0
7 PM Overcast 84° 87° 14% 2 mph NNW 60% 0
8 PM Overcast 80° 83° 15% 2 mph NNW 64% 0
9 PM Overcast 79° 82° 17% 3 mph N 68% 0
10 PM Patchy rain nearby 78° 82° 18% 3 mph N 70% 0
11 PM Cloudy 77° 82° 16% 2 mph N 72% 0

Chattanooga hourly weather - Thursday, August 27

In Chattanooga, expect a high near 92°F (33°C) around 3 PM and a low of 69°F (20°C) near 8 AM; precipitation risk peaks at 75% around 3 AM.

TimeConditionsTemp FeelsRainWind HumidityUV
12 AM Patchy rain nearby 74° 79° 21% 2 mph NNW 79% 0
1 AM Patchy rain nearby 73° 79° 20% 1 mph NNW 84% 0
2 AM Patchy rain nearby 72° 79° 32% 1 mph NW 85% 0
3 AM Light rain shower 71° 76° 75% 2 mph E 90% 0
4 AM Light rain shower 70° 76° 52% 1 mph W 92% 0
5 AM Light rain shower 70° 76° 48% 1 mph ENE 93% 0
6 AM Mist 70° 76° 36% 1 mph SE 94% 0
7 AM Mist 69° 75° 50% 1 mph SSE 95% 0
8 AM Mist 69° 74° 38% 2 mph ESE 94% 0
9 AM Partly Cloudy 69° 75° 16% 0 mph E 90% 1
10 AM Sunny 74° 80° 9% 1 mph SSE 80% 3
11 AM Sunny 80° 83° 5% 0 mph ENE 65% 5
12 PM Sunny 84° 87° 3% 0 mph NNW 55% 7
1 PM Sunny 88° 90° 2% 1 mph NNW 48% 9
2 PM Sunny 90° 92° 1% 0 mph W 43% 9
3 PM Sunny 92° 95° 1% 2 mph WSW 39% 8
4 PM Sunny 91° 93° 1% 3 mph W 37% 6
5 PM Sunny 91° 92° 1% 4 mph W 36% 3
6 PM Sunny 90° 90° 2% 5 mph W 38% 1
7 PM Partly Cloudy 86° 88° 3% 7 mph NW 50% 0
8 PM Cloudy 82° 85° 11% 3 mph NNW 66% 0
9 PM Patchy rain nearby 79° 83° 29% 3 mph N 70% 0
10 PM Patchy rain nearby 76° 83° 18% 1 mph NNW 77% 0
11 PM Patchy rain nearby 76° 81° 24% 3 mph NNW 79% 0

Chattanooga hourly weather - Friday, August 28

In Chattanooga, expect a high near 89°F (32°C) around 4 PM and a low of 70°F (21°C) near 8 AM; precipitation risk peaks at 36% around 8 PM.

TimeConditionsTemp FeelsRainWind HumidityUV
12 AM Overcast 75° 80° 23% 4 mph NNW 80% 0
1 AM Overcast 74° 79° 26% 4 mph N 84% 0
2 AM Overcast 72° 78° 29% 3 mph N 89% 0
3 AM Overcast 72° 77° 30% 2 mph N 90% 0
4 AM Overcast 72° 77° 28% 3 mph N 88% 0
5 AM Overcast 71° 76° 29% 3 mph N 89% 0
6 AM Overcast 71° 76° 30% 3 mph NNE 91% 0
7 AM Overcast 71° 75° 30% 3 mph NNE 91% 0
8 AM Overcast 70° 74° 29% 3 mph NNE 90% 0
9 AM Overcast 70° 74° 26% 4 mph NNE 84% 5
10 AM Overcast 74° 76° 21% 5 mph NE 75% 5
11 AM Overcast 77° 80° 16% 4 mph NNE 65% 6
12 PM Overcast 81° 82° 14% 5 mph NNE 58% 6
1 PM Patchy rain nearby 83° 85° 17% 4 mph NE 53% 6
2 PM Patchy rain nearby 82° 84° 14% 3 mph N 56% 6
3 PM Overcast 85° 86° 11% 3 mph NNW 48% 6
4 PM Partly Cloudy 89° 89° 4% 5 mph ENE 38% 8
5 PM Overcast 87° 87° 9% 9 mph ENE 43% 7
6 PM Overcast 83° 86° 14% 4 mph ENE 59% 6
7 PM Patchy rain nearby 80° 83° 26% 3 mph WSW 67% 6
8 PM Light rain shower 77° 82° 36% 3 mph W 75% 5
9 PM Partly Cloudy 74° 80° 13% 3 mph W 81% 0
10 PM Partly Cloudy 74° 79° 15% 2 mph WSW 82% 0
11 PM Patchy rain nearby 73° 79° 19% 2 mph NW 82% 0

Quick answers for the hours ahead

What is the warmest hour in Chattanooga today?
3 PM is forecast to be the warmest, at about 92°F (34°C) with overcast.
Will it rain in Chattanooga tonight?
A small chance: precipitation risk peaks at 18% around 10 PM.
When is the UV index highest in Chattanooga today?
Around 1 PM, when it reaches 9. From UV 3 upward, sun protection is recommended.

Chattanooga hour-by-hour: what to expect

Over the next 24 hours in Chattanooga, temperatures range from 69°F (20°C) around 8 AM up to 92°F (34°C) near 3 PM - about 5°F (3°C) above the typical August high of 87°F (31°C).

Precipitation is a real possibility: the chance of rain peaks at 75% around 3 AM. UV reaches 9 (1 PM) - sun protection recommended through midday.

The “feels like” column blends humidity and wind into an apparent temperature - see how it works in our feels-like temperature guide. Planning further ahead? Check the Chattanooga 14-day forecast or the monthly climate averages.

Hourly forecasts nearby