What is the air quality in Allen today?

The current Air Quality Index (AQI) in Allen is 47 (Good). PM2.5 concentration is 11.18 µg/m³.

What is the temperature in Allen right now?

The current temperature in Allen is 19.5°C (feels like 19.5°C). Humidity is 33.0% and wind speed is 89.8 km/h.

Is it safe to go outside in Allen?

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

Air Quality in Allen, United States

Windy

19.5°C · 33.0% humidity

19.5°

Feels 19.5°

Good

Air quality is satisfactory. Enjoy outdoor activities.

Calibrated model

Nearby Monitoring Stations

AQI Forecast

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Air Quality Index Trend

42h · 3 stn

View full history →

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

33.0%

Humidity

89.8 km/h

Wind NNE

1025.5 hPa

Pressure

0.0

UV Low

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

11.18 µg/m³

PM10

27.4 µg/m³

050100150200300500

What is the weather forecast for Allen?

Temperature & Precipitation

PM2.5 Trend

42h · 3 stations

PM2.511.18 µg/m³ ✓ WHO

Good

PM1027.4 µg/m³

Good

UV INDEX0.0

Low

What is the 7-day forecast for Allen?

10-20

24.7° 11.6°

10-21

26.7° 17.3°

10-22

25.3° 17.6°

10-23

21.6° 14.6°

2.12 mm

10-24

30.7° 20.3°

10-25

23.6° 16.5°

10-26

25.6° 12.0°

3.88 mm

Both models agree Avg diff: 3.2°C

What cities are near Allen?

48 Plano 49 Murphy 46 McKinney 41 Frisco 49 Wylie 50 Sachse 46 Richardson 42 Prosper 38 The Trails of Frisco 41 The Colony

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

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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 2026-10-20T20:05 UTC.