Air Quality in Baltimore, United States

Drizzle
19.3°C · 65.8% humidity
19.3°
Feels 19.3°
24
Good
Air quality is satisfactory. Enjoy outdoor activities.
Calibrated model

Nearby Monitoring Stations

AQI Forecast
27 2pm
27
25
24 5pm
25
25
27 8pm
27
27
25 11pm
25
24
24 2am
24
24
24 5am
24
24
24 8am
24
24
24 11am
24
24
AD 728×90

Air Quality Index Trend

47h · 2 stn

Baltimore's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration. Current PM2.5 concentration in Baltimore is 1.1× the WHO annual guideline of 5 µg/m³.

65.8%
Humidity
21.8 km/h
Wind N
1019.6 hPa
Pressure
5.9
UV High
GoodModerateUSGUnhealthyVery UnhealthyHazardous
PM2.5
24
5.71 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

Temperature & Precipitation

PM2.5 Trend

47h · 2 stations
PM2.55.71 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX5.9
High
AD 300×250
05-28
26.7° 19.9°
2.0 mm
05-29
20.2° 11.9°
3.81 mm
05-30
24.2° 12.0°
19.37 mm
05-31
27.5° 14.0°
06-01
27.0° 15.8°
5.56 mm
06-02
24.8° 17.1°
06-03
27.1° 19.8°
5.63 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 2026-05-28T21:46 UTC.