What is the air quality in Frederick today?

The current Air Quality Index (AQI) in Frederick is 32 (Good). PM2.5 concentration is 7.63 µg/m³.

What is the temperature in Frederick right now?

The current temperature in Frederick is 25.8°C (feels like 25.8°C). Humidity is 58.5% and wind speed is 17.1 km/h.

Is it safe to go outside in Frederick?

Air quality is satisfactory. Enjoy outdoor activities. The UV Index is 2.2 (Moderate).

Air Quality in Frederick, United States

Partly Cloudy

25.8°C · 58.5% humidity

25.8°

Feels 25.8°

Good

Air quality is satisfactory. Enjoy outdoor activities.

Calibrated model

Nearby Monitoring Stations

AQI Forecast

25 3pm

32 6pm

30 9pm

26 12am

25 3am

24 6am

24 9am

24 12pm

Air Quality Index Trend

47h · 4 stn

View full history →

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

58.5%

Humidity

17.1 km/h

Wind ESE

1013.4 hPa

Pressure

2.2

UV Moderate

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

7.63 µg/m³

PM10

27.45 µg/m³

050100150200300500

What is the weather forecast for Frederick?

Temperature & Precipitation

PM2.5 Trend

47h · 4 stations

PM2.57.63 µg/m³ ✓ WHO

Good

PM1027.45 µg/m³

Good

UV INDEX2.2

Moderate

What is the 7-day forecast for Frederick?

07-21

28.7° 20.7°

0.69 mm

07-22

26.8° 18.7°

1.75 mm

07-23

28.2° 18.0°

27.0 mm

07-24

25.6° 15.2°

0.75 mm

07-25

22.9° 19.4°

2.63 mm

07-26

26.5° 16.8°

4.69 mm

07-27

24.8° 22.2°

0.19 mm

Both models agree Avg diff: 3.2°C

What cities are near Frederick?

32 Ballenger Creek 60 Damascus 55 Germantown 60 Montgomery Village 58 Gaithersburg 31 Leesburg 34 Hagerstown 57 Redland 48 North Potomac 45 Eldersburg

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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 2026-07-21T22:03 UTC.