What is the air quality in Annandale today?

The current Air Quality Index (AQI) in Annandale is 26 (Good). PM2.5 concentration is 6.32 µg/m³.

What is the temperature in Annandale right now?

The current temperature in Annandale is 26.8°C (feels like 26.8°C). Humidity is 53.8% and wind speed is 18.6 km/h.

Is it safe to go outside in Annandale?

Air quality is satisfactory. Enjoy outdoor activities. The UV Index is 0.7 (Low).

Air Quality in Annandale, United States

Partly Cloudy

26.8°C · 53.8% humidity

26.8°

Feels 26.8°

Good

Air quality is satisfactory. Enjoy outdoor activities.

27 stations

Nearby Monitoring Stations

AQI Forecast

27 6pm

26 9pm

24 12am

24 3am

25 6am

25 9am

24 12pm

25 3pm

Air Quality Index Trend

48h · 3 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.

53.8%

Humidity

18.6 km/h

Wind E

1013.6 hPa

Pressure

0.7

UV Low

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

6.32 µg/m³

PM10

13.7 µg/m³

050100150200300500

What is the weather forecast for Annandale?

Temperature & Precipitation

PM2.5 Trend

48h · 3 stations

PM2.56.32 µg/m³ ✓ WHO

Good

PM1013.7 µg/m³

Good

UV INDEX0.7

Low

Station readings (27 stations within 25 km)

6.32

Median

6.36

Average

3.8

Low

12.88

High

PM2.5 µg/m³ · Model: 7.1 · Bias: +0.8

What is the 7-day forecast for Annandale?

07-22

29.7° 22.1°

07-23

29.0° 18.4°

3.56 mm

07-24

25.7° 18.9°

0.31 mm

07-25

23.8° 21.2°

5.56 mm

07-26

28.1° 20.1°

5.94 mm

07-27

25.9° 22.6°

0.13 mm

07-28

36.0° 22.1°

4.75 mm

Both models agree Avg diff: 3.3°C

Where are air quality stations near Annandale?

Lee District Park - Fairfax County, Northern Virginia, USA

10.2 km PM2.5: 4.6 µg/m³

Aurora Hills Visitor Center, Northern Virginia, USA

12.3 km PM2.5: 8.4 µg/m³

GW Milken Institute School of Public Health

14.9 km PM2.5: 6.8 µg/m³

3414 Nebraska Ave NW

15.2 km PM2.5: 6.0 µg/m³

Southwest Library

16.6 km PM2.5: 11.6 µg/m³

400 Virginia Ave SW

16.6 km PM2.5: 7.0 µg/m³

901 G St NW

16.7 km PM2.5: 12.9 µg/m³

"2000 Half St SW, Washington Matthew Henson Earth Conservation Center"

16.7 km PM2.5: 15.1 µg/m³

300 Valley Ave SE, DC

16.9 km PM2.5: 6.1 µg/m³

Aslin

17.0 km PM2.5: 14.9 µg/m³

What cities are near Annandale?

27 West Falls Church 26 Lincolnia 27 Merrifield 26 Baileys Crossroads 27 West Springfield 26 Franconia 27 Idylwood 28 Burke 26 Rose Hill 28 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 2026-07-22T01:40 UTC.