Air Quality in Greater Upper Marlboro, United States
Windy
13.9°C · 65.0% humidity
13.9°
Feels 13.9°
14
Good
Air quality is satisfactory. Enjoy outdoor activities.
1 station
Nearby Monitoring Stations
AQI Forecast
25
12am
25
25
14
3am
17
19
21
6am
22
23
26
9am
26
26
26
12pm
27
27
25
3pm
25
25
25
6pm
25
25
34
9pm
34
34
Air Quality Index Trend
47h · 3 stnGreater Upper Marlboro's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration.
65.0%
Humidity
50.7 km/h
Wind WNW
1004.6 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
3.27 µg/m³
PM10
13.7 µg/m³
050100150200300500
What is the weather forecast for Greater Upper Marlboro?
Temperature & Precipitation
PM2.5 Trend
47h · 3 stationsPM2.53.27 µg/m³
✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
Station readings (1 station within 25 km)
3.27
Median
3.27
Average
3.27
Low
3.27
High
PM2.5 µg/m³ · Model: 5.9 · Bias: +2.6
What is the 7-day forecast for Greater Upper Marlboro?
06-09
29.4° 13.9°
0.19 mm
06-10
30.5° 24.5°
3.56 mm
06-11
25.7° 13.5°
06-12
27.9° 17.5°
4.13 mm
06-13
27.6° 21.7°
2.44 mm
06-14
26.9° 18.8°
3.44 mm
06-15
25.9° 12.2°
0.38 mm
Both models agree
Avg diff: 6.0°C
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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 2026-06-09T07:31 UTC.