Air Quality in Broomfield, United States
Drizzle
17.8°C · 36.4% humidity
17.8°
Feels 17.8°
22
Good
Air quality is satisfactory. Enjoy outdoor activities.
22 stations
Nearby Monitoring Stations
AQI Forecast
Calibrated
22
7pm
20
74
74
10pm
87
87
99
1am
99
112
112
4am
112
112
112
7am
99
99
87
10am
87
87
87
1pm
87
87
87
4pm
87
87
Station readings
22
20
CAMS model
adj +62
12
12
12
12
25
25
37
37
50
50
50
50
50
37
37
25
25
25
25
25
25
25
25
25
PM2.5 Trend (24h)
25h · 36 stations36.4%
Humidity
39.8 km/h
Wind NE
1005.6 hPa
Pressure
1.4
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
What is the weather forecast for Broomfield?
Temperature & Precipitation
PM2.55.26 µg/m³
✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX1.4
Low
Station readings (22 stations within 25 km)
5.26
Median
5.34
Average
4.0
Low
6.91
High
PM2.5 µg/m³ · Model: 4.4 · Bias: -0.9
What is the 7-day forecast for Broomfield?
04-09
20.8° 7.8°
1.0 mm
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
Both models agree
Avg diff: 4.0°C
Where are air quality stations near Broomfield?
25
Northwest Open Space
165
Recreation Center, Senior Center, and Theatre
20
North Mor Elementary School
18
North Star
19
Thornton Community Park
25
Fremont Elementary School
24
Silver Creek
20
Rotella Park
21
Trail Winds Recreation Center
18
Adams County Health Department, Sheriff's Substation
What cities are near Broomfield?
Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-04-09T22:15 UTC.