Today | Weather | Wednesday, January 7, 2026

Weather in Knoxville, Tennessee

01:07 AM
Now
Cloudy Weather
55° F
Feels Like 52°
Precipitation 43 %
Wind 8 mph
Humidity 89 %
Today
Cloudy Weather
Day 66°
Night 39°
Precipitation 1 %
Wind 7 mph
UV Index (0 - 11+) 3

Knoxville Weather Forecast Updated

Weather Forecast History
Last Year's Weather on This Day (January 7, 2025)
Cloudy Weather

Day

30°

Night

21°

Wind

4 mph

UV Index

1

Precipitation

0 %

Air Quality in Knoxville

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

Pollutant Concentrations:

PM2.5 4.92 µg/m³
PM10 6.14 µg/m³
O3 0.017 ppm
NO2 2.8 ppb
SO2 0.2 ppb
CO 0.16 ppm
NH3 1.02 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)
PM2.54.92 µg/m³
PM106.14 µg/m³
O334.06 µg/m³
NO25.33 µg/m³
SO20.64 µg/m³
CO178.05 µg/m³
NH31.02 µg/m³
NO0 µg/m³