What is the air quality in Bethesda today?

The current Air Quality Index (AQI) in Bethesda is 24 (Good). PM2.5 concentration is 5.82 µg/m³.

What is the temperature in Bethesda right now?

The current temperature in Bethesda is 26.0°C (feels like 26.0°C). Humidity is 56.0% and wind speed is 34.6 km/h.

Is it safe to go outside in Bethesda?

Air quality is satisfactory. Enjoy outdoor activities. The UV Index is 5.9 (High).

Air Quality in Bethesda, United States

Partly Cloudy

26.0°C · 56.0% humidity

26.0°

Feels 26.0°

Good

Air quality is satisfactory. Enjoy outdoor activities.

5 stations

Nearby Monitoring Stations

AQI Forecast

24 1pm

24 4pm

25 7pm

34 10pm

27 1am

25 4am

25 7am

34 10am

Air Quality Index Trend

47h · 3 stn

View full history →

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

56.0%

Humidity

34.6 km/h

Wind E

1018.7 hPa

Pressure

5.9

UV High

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

5.82 µg/m³

PM10

13.7 µg/m³

050100150200300500

What is the weather forecast for Bethesda?

Temperature & Precipitation

PM2.5 Trend

47h · 3 stations

PM2.55.82 µg/m³ ✓ WHO

Good

PM1013.7 µg/m³

Good

UV INDEX5.9

High

Station readings (5 stations within 25 km)

5.82

Median

5.71

Average

3.77

Low

8.2

High

PM2.5 µg/m³ · Model: 6.25 · Bias: +0.4

What is the 7-day forecast for Bethesda?

05-29

26.0° 10.2°

8.87 mm

05-30

24.2° 14.8°

9.5 mm

05-31

30.9° 11.5°

06-01

30.6° 14.8°

4.69 mm

06-02

25.9° 15.6°

06-03

25.9° 17.8°

6.56 mm

06-04

23.7° 20.1°

0.31 mm

Both models agree Avg diff: 4.6°C

Where are air quality stations near Bethesda?

Aurora Hills Visitor Center, Northern Virginia, USA

14.1 km PM2.5: 9.8 µg/m³

HU-Beltsville, Maryland, USA

20.9 km PM2.5: 5.5 µg/m³

NASA GSFC 1

22.5 km PM2.5: 3.8 µg/m³

Lee District Park - Fairfax County, Northern Virginia, USA

23.1 km PM2.5: 7.4 µg/m³

Howard County Near Road, Maryland, USA

28.4 km PM2.5: 7.9 µg/m³

Howard County Near Road, Maryland, USA

28.4 km PM2.5: 2.4 µg/m³

What cities are near Bethesda?

24 Silver Spring 23 Brightwood 30 North Bethesda 22 Petworth 21 Mount Pleasant 21 Central 14th Street / Spring Road 23 Kennedy Street 27 Wheaton 23 Takoma Park 21 Pleasant Plains

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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 2026-05-29T20:41 UTC.