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Sterling (Illinois) (US)

Air Quality Trend (last 7 days)

Good (0-50)
Moderate (51-100)
Unhealthy for Sensitive Groups (101-150)
Unhealthy (151-200)
Very Unhealthy (201-300)
Hazardous (300+)

Weather - 48h MET Norway

Despejado
26°C
Despejado
Humidity
46.3%
Wind
7 m/s
Pressure
1007.5 hPa
Direction
208°
Sunrise
04:00
Sunset
16:00
24h Forecast:
Temp.
16° / 26°
Precip.
2.8mm
Max wind
9.5 m/s

Hourly Forecast

30.03
Now
Weather
26°
7
30.03
21:00
Weather
26°
7
30.03
22:00
Weather
26°
7
30.03
23:00
Weather
25°
6
31.03
00:00
Weather
24°
7
31.03
01:00
Weather
23°
9
31.03
02:00
Weather
23°
8
31.03
03:00
Weather
23°
8
31.03
04:00
Weather
22°
8
31.03
05:00
Weather
22°
8
31.03
06:00
Weather
20°
10
31.03
07:00
Weather
18°
0.2
8
31.03
08:00
Weather
18°
7
31.03
09:00
Weather
17°
1.3
6
31.03
10:00
Weather
16°
0.7
31.03
11:00
Weather
16°
0.5
31.03
12:00
Weather
16°
6
31.03
13:00
Weather
16°
6
31.03
14:00
Weather
18°
5
31.03
15:00
Weather
20°
5
31.03
16:00
Weather
22°
6
31.03
17:00
Weather
24°
8
31.03
18:00
Weather
24°
8
31.03
19:00
Weather
23°
0.1
6

Temperature

26°C
16°C
20:00
26°C
21:00
26°C
22:00
26°C
23:00
25°C
00:00
24°C
01:00
23°C
02:00
23°C
03:00
23°C
04:00
22°C
05:00
22°C
06:00
20°C
07:00
18°C
08:00
18°C
09:00
17°C
10:00
16°C
11:00
16°C
12:00
16°C
13:00
16°C
14:00
18°C
15:00
20°C
16:00
22°C
17:00
24°C
18:00
24°C
19:00
23°C
20:00 07:00 19:00

Precipitation

1.3mm
0mm
07:00
0.2mm
09:00
1.3mm
10:00
0.7mm
11:00
0.5mm
19:00
0.1mm
20:00 07:00 19:00

Wind

9.5m/s
0m/s
20:00
6.5 m/s
21:00
6.8 m/s
22:00
7 m/s
23:00
6.3 m/s
00:00
6.8 m/s
01:00
8.5 m/s
02:00
8 m/s
03:00
8.2 m/s
04:00
7.8 m/s
05:00
7.9 m/s
06:00
9.5 m/s
07:00
8 m/s
08:00
6.5 m/s
09:00
5.6 m/s
10:00
4.5 m/s
11:00
4.4 m/s
12:00
5.5 m/s
13:00
5.8 m/s
14:00
5.3 m/s
15:00
5.2 m/s
16:00
5.8 m/s
17:00
7.5 m/s
18:00
7.7 m/s
19:00
6.4 m/s
20:00 07:00 19:00

Radiation

No sensor within 100 km.

We display the worst measurements from all stations in the area. This approach provides a more cautious assessment of air quality, accounting for local pollution sources.

AQI
73.1 km
149
49.7%

Measurement time: 2026-03-30 21:00

Calculated from PM2.5/PM10

O3
57.4 km
108.51 µg/m3
67.8%

Measurement time: 2026-03-30 21:39

source: OpenWeatherMap

PM2.5
73.1 km
55 µg/m3
65.5%

Measurement time: 2026-03-30 21:00

source: Aqicn

PM10
57.4 km
11.7 µg/m3
8.4%

Measurement time: 2026-03-30 21:39

source: OpenWeatherMap

CO
57.4 km
0.13782 mg/m3
1%

Measurement time: 2026-03-30 21:39

source: OpenWeatherMap

SO2
57.4 km
1.39 µg/m3
0.4%

Measurement time: 2026-03-30 21:39

source: OpenWeatherMap

NO2
57.4 km
0.64 µg/m3
0.3%

Measurement time: 2026-03-30 21:39

source: OpenWeatherMap

Info


Region: Illinois
Latitude: 41.78864
Longitude: -89.69622

Cities in the area:


Solar Energy

Low
267.1 W/m²
Solar Radiation
Solar Calculator
Calculate energy production for Sterling

About Air Quality in Sterling

Air quality in Sterling is monitored in real-time by sensors and measurement stations. On this page you'll find current data on major air pollutants including particulate matter PM2.5 and PM10, nitrogen dioxide (NO2), ozone (O3), and radiation levels.

Common Pollutants in Sterling

  • PM2.5 - fine particulate matter up to 2.5 micrometers, particularly harmful to health
  • PM10 - particulate matter up to 10 micrometers from traffic and industry
  • NO2 - nitrogen dioxide mainly emitted by vehicles
  • O3 - tropospheric ozone formed in photochemical reactions

When is Air Quality Best in Sterling?

Generally, the best air quality occurs:

  • Early morning (5:00-7:00 AM) before rush hour traffic
  • After rainfall which cleanses the atmosphere
  • During strong winds that disperse pollutants
  • In summer months when heating systems are less used

Tips for Runners in Sterling

If you're planning outdoor activities in Sterling, always check the current AQI value. When AQI exceeds 100, consider moving your workout indoors or shortening the distance. People with respiratory issues, children, and seniors should be especially cautious during elevated pollution levels. Choose routes away from busy streets and industrial areas.