New York, NY 21° Los Angeles, CA 22° Chicago, IL 19° 🌤️ Houston, TX Miami, FL 27° Phoenix, AZ 39° 🌤️ Seattle, WA 🌤️ Denver, CO Toronto, ON 19° 🌤️ Vancouver, BC
WeatherLiveNorth CarolinaApexAir Quality

Apex, NC Air Quality

← Apex

Air quality in Apex

The US Air Quality Index (EPA) grades air from 0 to 500 using fine particles (PM2.5/PM10), ozone and nitrogen dioxide. 0-50 is Good, 51-100 Moderate, 101-150 Unhealthy for Sensitive Groups, and anything higher affects everyone.

US AQI · EPA
55
Moderate
PM2.5
14.2 µg/m³
WHO guideline 15
PM10
14.8 µg/m³
WHO guideline 45
NO₂ · O₃
16 · 53
µg/m³

Hour by hour (12h)

US EPA AQI
1:00 AM 💨 PM2.5 14.2 µg/m³
55Moderate
2:00 AM 💨 PM2.5 14.5 µg/m³
56Moderate
3:00 AM 💨 PM2.5 16 µg/m³
59Moderate
4:00 AM 💨 PM2.5 15.6 µg/m³
58Moderate
5:00 AM 💨 PM2.5 14 µg/m³
55Moderate
6:00 AM 💨 PM2.5 12.3 µg/m³
51Moderate
7:00 AM 💨 PM2.5 10.7 µg/m³
45Good
8:00 AM 💨 PM2.5 10 µg/m³
42Good
9:00 AM 💨 PM2.5 7.2 µg/m³
34Good
10:00 AM 💨 PM2.5 4.8 µg/m³
44Good
11:00 AM 💨 PM2.5 3.8 µg/m³
56Moderate
12:00 PM 💨 PM2.5 3.7 µg/m³
71Moderate

Next few days

daily max · US EPA AQI
Tue 💨 Moderate · UV Very high
85
Wed 💨 Moderate · UV Very high
98
Thu 💨 Moderate · UV Very high
100
Fri 💨 Unhealthy for Sensitive Groups · UV Very high
111
Sat 💨 Good · UV High
36
Powered by NWS/NOAA guidance, multi-model forecasts and official environmental feeds · NOAA/NWS · EPA AirNow · MET Norway · global models
Updated: 1:43 AM