Air Quality in Deerfield, United States

Partly Cloudy
23.1°C · 64.8% humidity
23.1°
Feels 23.1°
45
Good
Air quality is satisfactory. Enjoy outdoor activities.
40 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
9 3pm
9
9
45 6pm
35
30
25 9pm
21
18
14 12am
13
21
52 3am
68
69
69 6am
67
38
67 9am
68
130
130 12pm
130
130
Station readings
8
CAMS model adj -16
25
25
25
24
24
27
27
27
27
25
25
34
66
83
84
84
83
54
83
84
146
146
146
146
AD 728×90

Air Quality Index Trend

44h · 1 stn

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

64.8%
Humidity
36.4 km/h
Wind NNE
1014.5 hPa
Pressure
5.9
UV High
GoodModerateUSGUnhealthyVery UnhealthyHazardous
PM2.5
45
10.88 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

Temperature & Precipitation

PM2.5 Trend

44h · 1 station
PM2.510.88 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX5.9
High
AD 300×250
10.88
Median
10.89
Average
7.95
Low
14.0
High
PM2.5 µg/m³ · Model: 7.1 · Bias: -3.8
07-21
25.5° 22.5°
0.88 mm
07-22
23.5° 21.3°
07-23
23.9° 18.8°
4.25 mm
07-24
25.5° 20.3°
07-25
22.2° 19.1°
0.19 mm
07-26
25.6° 22.7°
2.31 mm
07-27
25.6° 21.2°
4.25 mm
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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 2026-07-21T23:11 UTC.