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WeatherLive › Delaware › Wilmington › Air Quality

Wilmington, DE Air Quality

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Air quality in Wilmington

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
18
Good
PM2.5
3.5 µg/m³
WHO guideline 15
PM10
3.6 µg/m³
WHO guideline 45
NO₂ · O₃
16 · 39
µg/m³

Hour by hour (12h)

US EPA AQI
12:00 AM 💨 PM2.5 3.5 µg/m³
18Good
1:00 AM 💨 PM2.5 3.3 µg/m³
21Good
2:00 AM 💨 PM2.5 3.3 µg/m³
23Good
3:00 AM 💨 PM2.5 3.1 µg/m³
26Good
4:00 AM 💨 PM2.5 2.5 µg/m³
26Good
5:00 AM 💨 PM2.5 1.7 µg/m³
26Good
6:00 AM 💨 PM2.5 1.3 µg/m³
24Good
7:00 AM 💨 PM2.5 1.4 µg/m³
22Good
8:00 AM 💨 PM2.5 1.6 µg/m³
22Good
9:00 AM 💨 PM2.5 1.7 µg/m³
22Good
10:00 AM 💨 PM2.5 1.4 µg/m³
22Good
11:00 AM 💨 PM2.5 1.3 µg/m³
23Good

Next few days

daily max · US EPA AQI
Fri 💨 Good · UV Low
26
Sat 💨 Good · UV Low
29
Sun 💨 Good · UV Moderate
32
Mon 💨 Moderate · UV Moderate
53
Tue 💨 Moderate · UV Moderate
56

Weather map — Wilmington

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Updated: 12:42 AM