Air Quality in Broomfield, United States

Drizzle
17.8°C · 36.4% humidity
17.8°
Feels 17.8°
18
Good
Air quality is satisfactory. Enjoy outdoor activities.
22 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
172 10pm
171
18
91 1am
91
104
104 4am
104
104
104 7am
91
91
79 10am
79
79
79 1pm
79
79
79 4pm
79
79
79 7pm
91
91
Station readings
172
171
18
CAMS model adj +54
12
25
25
37
37
50
50
50
50
50
37
37
25
25
25
25
25
25
25
25
25
25
37
37
AD 728×90

PM2.5 Trend (24h)

25h · 36 stations
36.4%
Humidity
39.8 km/h
Wind NE
1005.6 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

What is the weather forecast for Broomfield?

Temperature & Precipitation

PM2.54.24 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
Station readings (22 stations within 25 km)
4.24
Median
4.31
Average
3.0
Low
6.63
High
PM2.5 µg/m³ · Model: 4.4 · Bias: +0.2

What is the 7-day forecast for Broomfield?

04-10
17.8° 10.7°
4.81 mm
04-11
17.2° 8.0°
4.25 mm
04-12
19.3° 7.8°
0.75 mm
04-13
16.5° 5.8°
0.06 mm
04-14
12.0° 2.3°
8.06 mm
04-15
12.4° 4.4°
0.25 mm
04-16
17.9° 6.0°
Both models agree Avg diff: 4.1°C

Where are air quality stations near Broomfield?

18
Northwest Open Space
7.0 km PM2.5: 4.2 µg/m³
165
Recreation Center, Senior Center, and Theatre
8.5 km PM2.5: 82.9 µg/m³
18
North Mor Elementary School
9.9 km PM2.5: 4.2 µg/m³
16
North Star
10.7 km PM2.5: 3.8 µg/m³
18
Thornton Community Park
12.1 km PM2.5: 4.3 µg/m³
18
Fremont Elementary School
12.6 km PM2.5: 4.3 µg/m³
22
Silver Creek
12.6 km PM2.5: 5.3 µg/m³
19
Rotella Park
13.7 km PM2.5: 4.5 µg/m³
18
Trail Winds Recreation Center
14.0 km PM2.5: 4.2 µg/m³
38
Welby, Colorado, USA
14.8 km

What cities are near Broomfield?

18 Louisville 18 Northglenn 18 Thornton 18 Sherrelwood 18 Arvada 18 Erie 17 Wheat Ridge 18 Commerce City 18 Boulder 17 Golden

Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-04-10T01:53 UTC.