What is the air quality in Frederick today?

The current Air Quality Index (AQI) in Frederick is 29 (Good). PM2.5 concentration is 7.05 µg/m³.

What is the temperature in Frederick right now?

The current temperature in Frederick is 31.9°C (feels like 34.7°C). Humidity is 43.6% and wind speed is 45.5 km/h.

Is it safe to go outside in Frederick?

Air quality is satisfactory. Enjoy outdoor activities. The UV Index is 6.9 (High).

Air Quality in Frederick, United States

Drizzle

31.9°C · 43.6% humidity

31.9°

Feels 34.7°

Good

Air quality is satisfactory. Enjoy outdoor activities.

Calibrated model

Nearby Monitoring Stations

AQI Forecast

25 10am

29 1pm

27 4pm

26 7pm

25 10pm

25 1am

24 4am

24 7am

Air Quality Index Trend

45h · 5 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.

43.6%

Humidity

45.5 km/h

Wind NNW

1016.6 hPa

Pressure

6.9

UV High

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

7.05 µg/m³

PM10

13.7 µg/m³

050100150200300500

What is the weather forecast for Frederick?

Temperature & Precipitation

PM2.5 Trend

45h · 5 stations

PM2.57.05 µg/m³ ✓ WHO

Good

PM1013.7 µg/m³

Good

UV INDEX6.9

High

What is the 7-day forecast for Frederick?

09-05

31.9° 14.8°

5.38 mm

09-06

25.2° 18.4°

2.94 mm

09-07

21.7° 16.5°

1.0 mm

09-08

28.5° 15.7°

0.56 mm

09-09

25.1° 14.4°

0.5 mm

09-10

27.7° 16.8°

3.94 mm

09-11

34.4° 12.1°

Both models agree Avg diff: 4.5°C

What cities are near Frederick?

30 Ballenger Creek 23 Damascus 24 Germantown 23 Montgomery Village 23 Gaithersburg 28 Leesburg 30 Hagerstown 24 Redland 27 North Potomac 29 Eldersburg

Get AQI alerts for Frederick

Notify me when air quality reaches:

ModerateAQI > 50 Unhealthy for Sensitive GroupsAQI > 100 UnhealthyAQI > 150 Very UnhealthyAQI > 200

Free · No account · Unsubscribe any time

Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-09-05T17:14 UTC.