Air Quality in Round Lake Beach, United States
Partly Cloudy
27.5°C · 52.7% humidity
27.5°
Feels 29.9°
19
Good
Air quality is satisfactory. Enjoy outdoor activities.
2 stations
Nearby Monitoring Stations
Round Lake Beach's air quality — share it
AQI Forecast
Calibrated
11
12pm
10
10
19
3pm
16
15
13
6pm
12
13
12
9pm
12
12
11
12am
20
52
69
3am
70
70
69
6am
69
52
70
9am
132
132
Station readings
8
4
38
CAMS model
adj -14
25
24
24
24
24
24
24
24
25
25
25
25
25
34
66
83
84
84
83
83
66
84
146
146
Air Quality Index Trend
44h · 1 stnRound Lake Beach's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration.
52.7%
Humidity
38.0 km/h
Wind E
1014.9 hPa
Pressure
17.4
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
4.5 µg/m³
PM10
13.7 µg/m³
050100150200300500
What is the weather forecast for Round Lake Beach?
Temperature & Precipitation
PM2.5 Trend
44h · 1 stationPM2.54.5 µg/m³
✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX17.4
Extreme
Station readings (2 stations within 25 km)
4.5
Median
5.28
Average
1.47
Low
9.1
High
PM2.5 µg/m³ · Model: 7.0 · Bias: +2.5
Both models agree
Avg diff: 4.3°C
Where are air quality stations near Round Lake Beach?
–
a08-968758
52
Cary, Illinois, USA
42
Chiwaukee, Wisconsin, USA
59
Chiwaukee, Wisconsin, USA
63
Chiwaukee, Wisconsin, USA
What cities are near Round Lake Beach?
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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 2026-07-21T20:17 UTC.