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Seabrook (New Hampshire) (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
62.9%
Wind
7 m/s
Pressure
1031.1 hPa
Direction
141°
Sunrise
05:00
Sunset
17:00
24h Forecast:
Temp.
2° / 14°
Precip.
21.3mm
Max wind
12.1 m/s

Hourly Forecast

15.03
Now
Weather
7
15.03
23:00
Weather
7
16.03
00:00
Weather
7
16.03
01:00
Weather
7
16.03
02:00
Weather
7
16.03
03:00
Weather
6
16.03
04:00
Weather
6
16.03
05:00
Weather
7
16.03
06:00
Weather
7
16.03
07:00
Weather
7
16.03
08:00
Weather
7
16.03
09:00
Weather
7
16.03
10:00
Weather
0.5
8
16.03
11:00
Weather
3.3
9
16.03
12:00
Weather
6
10
16.03
13:00
Weather
0.8
12
16.03
14:00
Weather
0.4
12
16.03
15:00
Weather
0.2
11
16.03
16:00
Weather
11°
0.5
10
16.03
17:00
Weather
12°
0.2
10
16.03
18:00
Weather
13°
3.5
10
16.03
19:00
Weather
13°
3.6
7
16.03
20:00
Weather
13°
1.9
9
16.03
21:00
Weather
14°
0.4
10

Temperature

14°C
2°C
22:00
3°C
23:00
2°C
00:00
2°C
01:00
3°C
02:00
2°C
03:00
2°C
04:00
2°C
05:00
2°C
06:00
3°C
07:00
3°C
08:00
4°C
09:00
5°C
10:00
5°C
11:00
6°C
12:00
6°C
13:00
7°C
14:00
8°C
15:00
9°C
16:00
11°C
17:00
12°C
18:00
13°C
19:00
13°C
20:00
13°C
21:00
14°C
22:00 09:00 21:00

Precipitation

6mm
0mm
10:00
0.5mm
11:00
3.3mm
12:00
6mm
13:00
0.8mm
14:00
0.4mm
15:00
0.2mm
16:00
0.5mm
17:00
0.2mm
18:00
3.5mm
19:00
3.6mm
20:00
1.9mm
21:00
0.4mm
22:00 09:00 21:00

Wind

12.1m/s
0m/s
22:00
6.6 m/s
23:00
6.5 m/s
00:00
6.7 m/s
01:00
6.8 m/s
02:00
6.5 m/s
03:00
6.1 m/s
04:00
6.3 m/s
05:00
6.7 m/s
06:00
7.2 m/s
07:00
7.3 m/s
08:00
7 m/s
09:00
7.2 m/s
10:00
8.1 m/s
11:00
9.1 m/s
12:00
10 m/s
13:00
12.1 m/s
14:00
11.7 m/s
15:00
10.6 m/s
16:00
9.5 m/s
17:00
10 m/s
18:00
9.5 m/s
19:00
7.2 m/s
20:00
8.9 m/s
21:00
10.1 m/s
22:00 09:00 21:00

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
63.3 km
5
1.7%

Measurement time: 2026-03-15 20:53

Calculated from PM2.5/PM10

O3
63.3 km
103.23 µg/m3
64.5%

Measurement time: 2026-03-15 20:53

source: OpenWeatherMap

PM10
63.3 km
2.21 µg/m3
1.6%

Measurement time: 2026-03-15 20:53

source: OpenWeatherMap

PM2.5
63.3 km
1.37 µg/m3
1.6%

Measurement time: 2026-03-15 20:53

source: OpenWeatherMap

NO2
63.3 km
3.05 µg/m3
1.5%

Measurement time: 2026-03-15 20:53

source: OpenWeatherMap

CO
63.3 km
0.15983 mg/m3
1.1%

Measurement time: 2026-03-15 20:53

source: OpenWeatherMap

SO2
63.3 km
0.98 µg/m3
0.3%

Measurement time: 2026-03-15 20:53

source: OpenWeatherMap

Info


Latitude: 42.89481
Longitude: -70.87116


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About Air Quality in Seabrook

Air quality in Seabrook 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 Seabrook

  • 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 Seabrook?

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 Seabrook

If you're planning outdoor activities in Seabrook, 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.