What is the air quality in Annandale today?

The current Air Quality Index (AQI) in Annandale is 20 (Good). PM2.5 concentration is 4.72 µg/m³.

What is the temperature in Annandale right now?

The current temperature in Annandale is 10.7°C (feels like 10.7°C). Humidity is 77.0% and wind speed is 32.8 km/h.

Is it safe to go outside in Annandale?

Air quality is satisfactory. Enjoy outdoor activities. The UV Index is 0.0 (Low).

Air Quality in Annandale, United States

Cloudy

10.7°C · 77.0% humidity

10.7°

Feels 10.7°

Good

Air quality is satisfactory. Enjoy outdoor activities.

17 stations

Nearby Monitoring Stations

AQI Forecast

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Air Quality Index Trend

46h · 25 stn

View full history →

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

77.0%

Humidity

32.8 km/h

Wind NE

1026.9 hPa

Pressure

0.0

UV Low

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

4.72 µg/m³

PM10

13.7 µg/m³

050100150200300500

What is the weather forecast for Annandale?

Temperature & Precipitation

PM2.5 Trend

46h · 25 stations

PM2.54.72 µg/m³ ✓ WHO

Good

PM1013.7 µg/m³

Good

UV INDEX0.0

Low

Station readings (17 stations within 25 km)

4.72

Median

4.66

Average

3.45

Low

5.29

High

PM2.5 µg/m³ · Model: 6.5 · Bias: +1.8

What is the 7-day forecast for Annandale?

10-20

17.2° 6.0°

6.31 mm

10-21

24.7° 6.9°

0.06 mm

10-22

20.7° 10.4°

0.13 mm

10-23

13.8° 5.2°

0.25 mm

10-24

17.6° 9.6°

0.19 mm

10-25

19.5° 6.4°

0.13 mm

10-26

15.7° 12.2°

21.75 mm

Both models agree Avg diff: 3.5°C

Where are air quality stations near Annandale?

Lee District Park - Fairfax County, Northern Virginia, USA

10.2 km PM2.5: 4.8 µg/m³

Lee District Park - Fairfax County, Northern Virginia, USA

10.2 km PM2.5: 4.8 µg/m³

Aurora Hills Visitor Center, Northern Virginia, USA

12.3 km PM2.5: 4.6 µg/m³

Aurora Hills Visitor Center, Northern Virginia, USA

12.3 km PM2.5: 4.6 µg/m³

Aurora Hills Visitor Center, Northern Virginia, USA

12.3 km PM2.5: 4.3 µg/m³

Aurora Hills Visitor Center, Northern Virginia, USA

12.3 km PM2.5: 4.6 µg/m³

3414 Nebraska Ave NW

15.2 km PM2.5: 5.3 µg/m³

300 Valley Ave SE, DC

16.9 km PM2.5: 4.6 µg/m³

Aslin

17.0 km PM2.5: 5.0 µg/m³

Center City Shaw Campus

17.3 km PM2.5: 5.2 µg/m³

What cities are near Annandale?

20 West Falls Church 20 Lincolnia 20 Merrifield 20 Baileys Crossroads 20 West Springfield 20 Franconia 20 Idylwood 20 Burke 20 Rose Hill 20 Fairfax

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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 2026-10-20T22:41 UTC.