Today | Weather | Tuesday, October 6, 2026

Weather in Chattanooga, Tennessee

12:33 AM
Now
Cloudy Night
61° F
Feels Like 61°
Precipitation 0 %
Wind 6 mph
Humidity 82 %
Today
Cloudy Weather
Day 81°
Night 55°
Precipitation 2 %
Wind 6 mph
UV Index (0 - 11+) 5

Chattanooga Weather Forecast Updated

5 minutes ago
Last updated on
Weather Forecast History
Last Year's Weather on This Day (October 6, 2025)
Cloudy Night

Day

77°

Night

70°

Wind

6 mph

Precipitation

25 %

Air Quality in Chattanooga

NOW
41 AQI
Good air quality Dominant pollutant: PM2.5

Pollutant Concentrations:

PM2.5 9.72 µg/m³
PM10 11.28 µg/m³
O3 0.032 ppm
NO2 1.8 ppb
SO2 0.4 ppb
CO 0.13 ppm
NH3 3.23 µg/m³
NO 0 µg/m³
PM2.5 – Fine particles <2.5μm
PM10 – Inhalable particles <10μm
O3 – Ozone
NO2 – Nitrogen dioxide
SO2 – Sulfur dioxide
CO – Carbon monoxide
NH3 – Ammonia
NO – Nitric oxide

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

Show raw pollutant concentrations (µg/m³)
PM2.5 – 9.72 µg/m³
PM10 – 11.28 µg/m³
O3 – 61.85 µg/m³
NO2 – 3.36 µg/m³
SO2 – 1.13 µg/m³
CO – 149.01 µg/m³
NH3 – 3.23 µg/m³
NO – 0 µg/m³