What is the air quality in Olney today?

The current Air Quality Index (AQI) in Olney is 23 (Good). PM2.5 concentration is 5.48 µg/m³.

What is the temperature in Olney right now?

The current temperature in Olney is 16.4°C (feels like 16.4°C). Humidity is 42.4% and wind speed is 24.8 km/h.

Is it safe to go outside in Olney?

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

Air Quality in Olney, United States

Clear

16.4°C · 42.4% humidity

16.4°

Feels 16.4°

Good

Air quality is satisfactory. Enjoy outdoor activities.

5 stations

Nearby Monitoring Stations

AQI Forecast

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Air Quality Index Trend

46h · 20 stn

View full history →

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

42.4%

Humidity

24.8 km/h

Wind E

1021.4 hPa

Pressure

0.0

UV Low

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

5.48 µg/m³

PM10

13.7 µg/m³

050100150200300500

What is the weather forecast for Olney?

Temperature & Precipitation

PM2.5 Trend

46h · 20 stations

PM2.55.48 µg/m³ ✓ WHO

Good

PM1013.7 µg/m³

Good

UV INDEX0.0

Low

Station readings (5 stations within 25 km)

5.48

Median

5.79

Average

4.19

Low

9.1

High

PM2.5 µg/m³ · Model: 8.2 · Bias: +2.7

What is the 7-day forecast for Olney?

10-20

16.4° 5.0°

5.0 mm

10-21

23.4° 6.1°

0.06 mm

10-22

20.1° 9.1°

0.13 mm

10-23

13.3° 4.0°

0.13 mm

10-24

16.0° 7.7°

10-25

18.8° 5.7°

0.19 mm

10-26

14.8° 11.2°

6.88 mm

Both models agree Avg diff: 3.6°C

Where are air quality stations near Olney?

Rockville, Maryland, USA

5.5 km PM2.5: 8.9 µg/m³

HU-Beltsville, Maryland, USA

19.6 km PM2.5: 9.1 µg/m³

HU-Beltsville, Maryland, USA

19.6 km PM2.5: 9.4 µg/m³

LAMB

22.6 km PM2.5: 4.2 µg/m³

3414 Nebraska Ave NW

24.3 km PM2.5: 4.9 µg/m³

NASA GSFC 1

26.5 km PM2.5: 4.2 µg/m³

What cities are near Olney?

23 Redland 23 Cloverly 22 Aspen Hill 22 Rockville 22 Montgomery Village 22 Gaithersburg 20 Wheaton 24 Fairland 20 North Bethesda 21 White Oak

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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 2026-10-20T20:55 UTC.