JOHNSTON Real-time Air Quality Index (AQI) & Pollen Report - Air Matters

JOHNSTON

Smithfield, Johnston County

2026-03-12 19:00

AQI (US)

Good

Pollutants|Pollens

PM2.5

μg/m³

7

O3

μg/m³

70.7

Weather

8℃

83%

28 kph

0 of 11

Historical Data

Data Sources

http://www.airnow.gov/

Get the App

Air Matters

Realtime broadcasting air quality information on your phone for more than 180 countries.

iPhone, iPad

Android

Cities Nearby