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Howell (Michigan) (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

Cloudy
-0°C
Cloudy
Humidity
66.4%
Wind
6 m/s
Pressure
1019.9 hPa
Direction
102°
Sunrise
05:00
Sunset
17:00
24h Forecast:
Temp.
-0° / 19°
Precip.
3.5mm
Max wind
10.5 m/s

Hourly Forecast

15.03
Now
Weather
-0°
6
15.03
08:00
Weather
-0°
7
15.03
09:00
Weather
7
15.03
10:00
Weather
7
15.03
11:00
Weather
8
15.03
12:00
Weather
8
15.03
13:00
Weather
8
15.03
14:00
Weather
0.2
7
15.03
15:00
Weather
8
15.03
16:00
Weather
7
15.03
17:00
Weather
6
15.03
18:00
Weather
15.03
19:00
Weather
15°
6
15.03
20:00
Weather
17°
6
15.03
21:00
Weather
19°
9
15.03
22:00
Weather
18°
10
15.03
23:00
Weather
19°
9
16.03
00:00
Weather
18°
10
16.03
01:00
Weather
18°
10
16.03
02:00
Weather
17°
10
16.03
03:00
Weather
17°
10
16.03
04:00
Weather
17°
11
16.03
05:00
Weather
17°
1.5
11
16.03
06:00
Weather
13°
1.8
10

Temperature

19°C
-0°C
07:00
-0°C
08:00
-0°C
09:00
0°C
10:00
0°C
11:00
0°C
12:00
0°C
13:00
1°C
14:00
2°C
15:00
3°C
16:00
7°C
17:00
8°C
18:00
9°C
19:00
15°C
20:00
17°C
21:00
19°C
22:00
18°C
23:00
19°C
00:00
18°C
01:00
18°C
02:00
17°C
03:00
17°C
04:00
17°C
05:00
17°C
06:00
13°C
07:00 18:00 06:00

Precipitation

1.8mm
0mm
14:00
0.2mm
05:00
1.5mm
06:00
1.8mm
07:00 18:00 06:00

Wind

10.5m/s
0m/s
07:00
6 m/s
08:00
6.6 m/s
09:00
6.8 m/s
10:00
7.4 m/s
11:00
7.9 m/s
12:00
8 m/s
13:00
8.1 m/s
14:00
7.4 m/s
15:00
7.7 m/s
16:00
7.2 m/s
17:00
5.8 m/s
18:00
4.3 m/s
19:00
5.5 m/s
20:00
6 m/s
21:00
9.3 m/s
22:00
9.9 m/s
23:00
9.4 m/s
00:00
9.9 m/s
01:00
9.8 m/s
02:00
9.5 m/s
03:00
10.2 m/s
04:00
10.5 m/s
05:00
10.5 m/s
06:00
10.1 m/s
07:00 18:00 06:00

Radiation

0.029 uSv
85.7 km
3.6%

Measurement time: 2026-03-15 05:00

source: remap_europe

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
71.3 km
4
1.3%

Measurement time: 2026-03-15 07:10

Calculated from PM2.5/PM10

O3
71.3 km
97.5 µg/m3
60.9%

Measurement time: 2026-03-15 07:10

source: OpenWeatherMap

PM2.5
71.3 km
1.05 µg/m3
1.3%

Measurement time: 2026-03-15 07:10

source: OpenWeatherMap

NO2
71.3 km
2.31 µg/m3
1.2%

Measurement time: 2026-03-15 07:10

source: OpenWeatherMap

PM10
71.3 km
1.66 µg/m3
1.2%

Measurement time: 2026-03-15 07:10

source: OpenWeatherMap

CO
71.3 km
0.15203 mg/m3
1.1%

Measurement time: 2026-03-15 07:10

source: OpenWeatherMap

SO2
71.3 km
0.77 µg/m3
0.2%

Measurement time: 2026-03-15 07:10

source: OpenWeatherMap

Info


Region: Michigan
Latitude: 42.60726
Longitude: -83.9294


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About Air Quality in Howell

Air quality in Howell 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 Howell

  • 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 Howell?

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 Howell

If you're planning outdoor activities in Howell, 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.