Today | Weather | Monday, June 29, 2026

Weather in Johnson City, Tennessee

09:12 PM
Now
Rainy Weather
82° F
Feels Like 86°
Precipitation 40 %
Wind 4 mph
Humidity 70 %
Today
Cloudy Night
Day 91°
Night 70°
Precipitation 40 %
Wind 5 mph

Johnson City Weather Forecast Updated

Last updated on

Air Quality in Johnson City

NOW
15 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 1.81 µg/m³
PM10 2.43 µg/m³
O3 0.016 ppm
NO2 1.7 ppb
SO2 0.1 ppb
CO 0.10 ppm
NH3 0.7 µg/m³
NO 0.04 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)
PM2.51.81 µg/m³
PM102.43 µg/m³
O331.91 µg/m³
NO23.19 µg/m³
SO20.22 µg/m³
CO117.62 µg/m³
NH30.7 µg/m³
NO0.04 µg/m³