Air Quality in Severn, United States

Partly Cloudy
23.3°C · 62.6% humidity
23.3°
Feels 23.3°
19
Good
Air quality is satisfactory. Enjoy outdoor activities.
1 station

Nearby Monitoring Stations

AQI Forecast
27 8pm
34
27
19 11pm
21
23
24 2am
25
25
24 5am
24
24
25 8am
25
25
25 11am
24
24
25 2pm
25
25
27 5pm
27
34
AD 728×90

Air Quality Index Trend

46h · 27 stn

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

62.6%
Humidity
12.7 km/h
Wind S
1015.5 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
PM2.5
19
4.48 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

Temperature & Precipitation

PM2.5 Trend

46h · 27 stations
PM2.54.48 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
4.48
Median
4.48
Average
4.48
Low
4.48
High
PM2.5 µg/m³ · Model: 6.25 · Bias: +1.8
07-22
29.9° 23.3°
0.94 mm
07-23
30.4° 19.1°
11.81 mm
07-24
26.4° 20.5°
0.5 mm
07-25
29.2° 21.7°
2.31 mm
07-26
28.2° 21.5°
4.88 mm
07-27
26.3° 23.1°
0.06 mm
07-28
35.5° 22.3°
0.62 mm
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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 2026-07-22T03:13 UTC.