Air Quality in Wilmington, United States

Cloudy
19.9°C · 70.4% humidity
19.9°
Feels 19.9°
17
Good
Air quality is satisfactory. Enjoy outdoor activities.
18 stations

Nearby Monitoring Stations

AQI Forecast
24 8am
24
24
17 11am
19
20
21 2pm
22
23
23 5pm
23
24
25 8pm
27
25
25 11pm
25
25
24 2am
24
24
25 5am
25
25
AD 728×90

Air Quality Index Trend

48h · 1 stn

Wilmington's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration.

70.4%
Humidity
38.4 km/h
Wind ESE
1019.8 hPa
Pressure
17.4
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
17
4.12 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

What is the weather forecast for Wilmington?

Temperature & Precipitation

PM2.5 Trend

48h · 1 station
PM2.54.12 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX17.4
Extreme
AD 300×250
Station readings (18 stations within 25 km)
4.12
Median
3.88
Average
2.53
Low
6.2
High
PM2.5 µg/m³ · Model: 5.9 · Bias: +1.8

What is the 7-day forecast for Wilmington?

05-29
19.9° 12.1°
0.38 mm
05-30
24.7° 10.0°
11.69 mm
05-31
30.0° 11.0°
06-01
28.8° 13.5°
1.69 mm
06-02
22.7° 13.9°
06-03
24.4° 19.3°
4.37 mm
06-04
23.8° 19.9°
Both models agree Avg diff: 3.9°C

Where are air quality stations near Wilmington?

15
K
1.2 km PM2.5: 3.7 µg/m³
20
Mlk, Delaware, USA
1.2 km PM2.5: 4.8 µg/m³
28
Mlk, Delaware, USA
1.2 km PM2.5: 6.7 µg/m³
18
Mlk, Delaware, USA
1.2 km PM2.5: 4.3 µg/m³
16
J
1.3 km PM2.5: 3.8 µg/m³
15
I
1.6 km PM2.5: 3.5 µg/m³
14
S
1.7 km PM2.5: 3.3 µg/m³
15
P
1.9 km PM2.5: 3.7 µg/m³
16
L
2.6 km PM2.5: 3.9 µg/m³
17
O
4.4 km PM2.5: 4.0 µg/m³

What cities are near Wilmington?

15 Bear 15 Newark 19 Chester 19 West Chester 15 Elkton 18 Drexel Hill 17 Havertown 20 Elmwood 18 Kingsessing 17 Cobbs Creek
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Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-05-29T15:27 UTC.