Air Quality in Merrifield, United States
Windy
13.6°C · 66.7% humidity
13.6°
Feels 13.6°
14
Good
Air quality is satisfactory. Enjoy outdoor activities.
2 stations
Nearby Monitoring Stations
Merrifield's air quality — share it
AQI Forecast
25
11pm
25
25
14
2am
17
19
21
5am
22
25
26
8am
26
26
26
11am
34
27
27
2pm
27
27
27
5pm
27
27
27
8pm
34
54
Air Quality Index Trend
47h · 2 stnMerrifield's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration.
66.7%
Humidity
54.1 km/h
Wind WNW
1004.9 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
3.4 µg/m³
PM10
13.7 µg/m³
050100150200300500
What is the weather forecast for Merrifield?
Temperature & Precipitation
PM2.5 Trend
47h · 2 stationsPM2.53.4 µg/m³
✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
Station readings (2 stations within 25 km)
3.4
Median
3.4
Average
3.4
Low
3.4
High
PM2.5 µg/m³ · Model: 6.0 · Bias: +2.6
What is the 7-day forecast for Merrifield?
06-09
31.5° 13.6°
0.19 mm
06-10
30.7° 23.3°
5.38 mm
06-11
25.3° 12.5°
06-12
29.2° 17.4°
0.25 mm
06-13
30.3° 21.4°
0.31 mm
06-14
26.3° 19.7°
3.38 mm
06-15
24.6° 13.9°
0.44 mm
Both models agree
Avg diff: 5.5°C
Where are air quality stations near Merrifield?
49
Aurora Hills Visitor Center, Northern Virginia, USA
37
Lee District Park - Fairfax County, Northern Virginia, USA
20
Ashburn - Broad Run High School, Northern Virginia, USA
What cities are near Merrifield?
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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 2026-06-09T06:36 UTC.