What is the air quality in Greeley today?

The current Air Quality Index (AQI) in Greeley is 38 (Good). PM2.5 concentration is 9.15 µg/m³.

What is the temperature in Greeley right now?

The current temperature in Greeley is 19.3°C (feels like 19.3°C). Humidity is 17.6% and wind speed is 26.1 km/h.

Is it safe to go outside in Greeley?

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

Air Quality in Greeley, United States

Clear

19.3°C · 17.6% humidity

19.3°

Feels 19.3°

Good

Air quality is satisfactory. Enjoy outdoor activities.

3 stations

Nearby Monitoring Stations

AQI Forecast

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Air Quality Index Trend

45h · 12 stn

View full history →

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

17.6%

Humidity

26.1 km/h

Wind S

1021.8 hPa

Pressure

0.0

UV Low

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

9.15 µg/m³

PM10

41.2 µg/m³

050100150200300500

What is the weather forecast for Greeley?

Temperature & Precipitation

PM2.5 Trend

45h · 12 stations

PM2.59.15 µg/m³ ✓ WHO

Good

PM1041.2 µg/m³

Good

UV INDEX0.0

Low

Station readings (3 stations within 25 km)

9.15

Median

7.93

Average

5.5

Low

10.1

High

PM2.5 µg/m³ · Model: 8.2 · Bias: -0.9

What is the 7-day forecast for Greeley?

10-20

21.7° 6.7°

10-21

23.9° 6.3°

10-22

15.0° 7.9°

10-23

12.0° 1.6°

4.88 mm

10-24

19.3° 12.0°

10-25

16.9° 7.8°

0.5 mm

10-26

21.2° 5.1°

Both models agree Avg diff: 3.8°C

Where are air quality stations near Greeley?

Greeley - Hospital, Colorado, USA

1.0 km PM2.5: 10.1 µg/m³

Greeley - Hospital, Colorado, USA

1.0 km PM2.5: 8.2 µg/m³

Greeley - Hospital, Colorado, USA

1.0 km PM2.5: 7.7 µg/m³

Timnath - Bethke Elementary

22.8 km PM2.5: 5.0 µg/m³ PM10: 21.0 µg/m³

Platteville Middle School

25.7 km PM2.5: 6.0 µg/m³

What cities are near Greeley?

38 Evans 22 Loveland 21 Fort Collins 26 Longmont 38 Erie 40 Louisville 45 Northglenn 44 Broomfield 42 Thornton 14 Boulder

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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.