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Hudson (Massachusetts) (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
3°C
Cloudy
Humidity
59.7%
Wind
4 m/s
Pressure
1030.3 hPa
Direction
158°
Sunrise
05:00
Sunset
17:00
24h Forecast:
Temp.
0° / 14°
Precip.
26.9mm
Max wind
8.3 m/s

Hourly Forecast

16.03
Now
Weather
16.03
01:00
Weather
16.03
02:00
Weather
16.03
03:00
Weather
16.03
04:00
Weather
16.03
05:00
Weather
16.03
06:00
Weather
16.03
07:00
Weather
16.03
08:00
Weather
16.03
09:00
Weather
0.3
16.03
10:00
Weather
3.2
16.03
11:00
Weather
3.8
5
16.03
12:00
Weather
3.1
6
16.03
13:00
Weather
0.9
6
16.03
14:00
Weather
10°
0.4
7
16.03
15:00
Weather
11°
0.3
7
16.03
16:00
Weather
13°
0.4
6
16.03
17:00
Weather
14°
6.7
7
16.03
18:00
Weather
12°
2.9
5
16.03
19:00
Weather
13°
0.6
7
16.03
20:00
Weather
14°
0.7
8
16.03
21:00
Weather
14°
1.1
8
16.03
22:00
Weather
14°
1.3
7
16.03
23:00
Weather
14°
1.2
8

Temperature

14°C
0°C
00:00
3°C
01:00
2°C
02:00
1°C
03:00
1°C
04:00
0°C
05:00
1°C
06:00
2°C
07:00
3°C
08:00
4°C
09:00
5°C
10:00
6°C
11:00
6°C
12:00
7°C
13:00
7°C
14:00
10°C
15:00
11°C
16:00
13°C
17:00
14°C
18:00
12°C
19:00
13°C
20:00
14°C
21:00
14°C
22:00
14°C
23:00
14°C
00:00 11:00 23:00

Precipitation

6.7mm
0mm
09:00
0.3mm
10:00
3.2mm
11:00
3.8mm
12:00
3.1mm
13:00
0.9mm
14:00
0.4mm
15:00
0.3mm
16:00
0.4mm
17:00
6.7mm
18:00
2.9mm
19:00
0.6mm
20:00
0.7mm
21:00
1.1mm
22:00
1.3mm
23:00
1.2mm
00:00 11:00 23:00

Wind

8.3m/s
0m/s
00:00
3.8 m/s
01:00
4 m/s
02:00
3.7 m/s
03:00
3.6 m/s
04:00
3.6 m/s
05:00
4 m/s
06:00
4.1 m/s
07:00
4.1 m/s
08:00
4.1 m/s
09:00
4.2 m/s
10:00
4.8 m/s
11:00
5.4 m/s
12:00
5.6 m/s
13:00
6.3 m/s
14:00
7 m/s
15:00
6.5 m/s
16:00
6.2 m/s
17:00
6.5 m/s
18:00
5.1 m/s
19:00
7.4 m/s
20:00
8.1 m/s
21:00
8.1 m/s
22:00
7.4 m/s
23:00
8.3 m/s
00:00 11:00 23:00

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
54.5 km
52
17.3%

Measurement time: 2026-03-16 00:00

Calculated from PM2.5/PM10

O3
30.1 km
106.87 µg/m3
66.8%

Measurement time: 2026-03-16 00:04

source: OpenWeatherMap

PM2.5
54.5 km
13 µg/m3
15.5%

Measurement time: 2026-03-16 00:00

source: Aqicn

PM10
54.5 km
6 µg/m3
4.3%

Measurement time: 2026-03-16 00:00

source: Aqicn

CO
30.1 km
0.15596 mg/m3
1.1%

Measurement time: 2026-03-16 00:04

source: OpenWeatherMap

NO2
30.1 km
1.5 µg/m3
0.8%

Measurement time: 2026-03-16 00:04

source: OpenWeatherMap

SO2
30.1 km
0.63 µg/m3
0.2%

Measurement time: 2026-03-16 00:04

source: OpenWeatherMap

About Air Quality in Hudson

Air quality in Hudson 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 Hudson

  • 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 Hudson?

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 Hudson

If you're planning outdoor activities in Hudson, 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.