What is the air quality in Mount Vernon Triangle today?

The current Air Quality Index (AQI) in Mount Vernon Triangle is 39 (Good). PM2.5 concentration is 9.29 µg/m³.

What is the temperature in Mount Vernon Triangle right now?

The current temperature in Mount Vernon Triangle is 30.1°C (feels like 30.1°C). Humidity is 39.2% and wind speed is 38.3 km/h.

Is it safe to go outside in Mount Vernon Triangle?

Air quality is satisfactory. Enjoy outdoor activities. The UV Index is 12.9 (Extreme).

Air Quality in Mount Vernon Triangle, United States

Clear

30.1°C · 39.2% humidity

30.1°

Feels 30.1°

Good

Air quality is satisfactory. Enjoy outdoor activities.

30 stations

Nearby Monitoring Stations

AQI Forecast

25 1pm

39 4pm

31 7pm

29 10pm

28 1am

25 4am

25 7am

25 10am

Air Quality Index Trend

47h · 3 stn

View full history →

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

39.2%

Humidity

38.3 km/h

Wind NNE

1013.1 hPa

Pressure

12.9

UV Extreme

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

9.29 µg/m³

PM10

27.45 µg/m³

050100150200300500

What is the weather forecast for Mount Vernon Triangle?

Temperature & Precipitation

PM2.5 Trend

47h · 3 stations

PM2.59.29 µg/m³ ✓ WHO

Good

PM1027.45 µg/m³

Good

UV INDEX12.9

Extreme

Station readings (30 stations within 25 km)

9.29

Median

8.66

Average

6.04

Low

11.49

High

PM2.5 µg/m³ · Model: 12.85 · Bias: +3.6

What is the 7-day forecast for Mount Vernon Triangle?

07-21

30.1° 22.4°

0.69 mm

07-22

30.8° 22.9°

07-23

28.9° 19.8°

4.63 mm

07-24

27.7° 20.6°

0.25 mm

07-25

27.6° 20.7°

2.94 mm

07-26

28.0° 21.1°

5.31 mm

07-27

25.9° 22.8°

0.06 mm

Both models agree Avg diff: 3.5°C

Where are air quality stations near Mount Vernon Triangle?

Center City Shaw Campus

0.7 km PM2.5: 9.6 µg/m³

901 G St NW

0.8 km PM2.5: 12.9 µg/m³

Aslin

1.9 km PM2.5: 9.5 µg/m³

400 Virginia Ave SW

2.0 km PM2.5: 10.3 µg/m³

224 V St. NE

2.2 km PM2.5: 8.8 µg/m³

Savannah Terrace SE

2.2 km PM2.5: 7.4 µg/m³

Southwest Library

2.6 km PM2.5: 11.6 µg/m³

Lincoln Park NW

2.6 km PM2.5: 10.0 µg/m³

GW Milken Institute School of Public Health

3.0 km PM2.5: 9.6 µg/m³

Other Half Brewing

3.1 km PM2.5: 12.9 µg/m³

What cities are near Mount Vernon Triangle?

38 Northwest One 38 NoMa 39 Downtown DC 38 Shaw 39 H Street NE 39 Washington 40 Capitol Hill 39 Golden Triangle 39 Dupont Circle 41 Southwest Waterfront

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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 2026-07-21T20:04 UTC.