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West Concord (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

Сильний дощ
19°C
Сильний дощ
Humidity
68.9%
Wind
8 m/s
Pressure
1006.2 hPa
Direction
221°
Sunrise
04:00
Sunset
16:00
24h Forecast:
Temp.
2° / 19°
Precip.
4.6mm
Max wind
7.5 m/s

Hourly Forecast

05.04
Now
Weather
19°
2.1
8
05.04
17:00
Weather
17°
0.3
7
05.04
18:00
Weather
18°
0.1
6
05.04
19:00
Weather
19°
0.7
6
05.04
20:00
Weather
16°
0.9
5
05.04
21:00
Weather
15°
0.3
05.04
22:00
Weather
15°
0.2
05.04
23:00
Weather
11°
6
06.04
00:00
Weather
10°
06.04
01:00
Weather
10°
06.04
02:00
Weather
6
06.04
03:00
Weather
5
06.04
04:00
Weather
06.04
05:00
Weather
06.04
06:00
Weather
06.04
07:00
Weather
06.04
08:00
Weather
5
06.04
09:00
Weather
5
06.04
10:00
Weather
06.04
11:00
Weather
06.04
12:00
Weather
06.04
13:00
Weather
7
06.04
14:00
Weather
7
06.04
15:00
Weather
7

Temperature

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

Precipitation

2.1mm
0mm
16:00
2.1mm
17:00
0.3mm
18:00
0.1mm
19:00
0.7mm
20:00
0.9mm
21:00
0.3mm
22:00
0.2mm
16:00 03:00 15:00

Wind

7.5m/s
0m/s
16:00
7.5 m/s
17:00
6.5 m/s
18:00
5.9 m/s
19:00
6.3 m/s
20:00
5.1 m/s
21:00
4.9 m/s
22:00
5 m/s
23:00
5.5 m/s
00:00
4.5 m/s
01:00
4.9 m/s
02:00
5.5 m/s
03:00
5.2 m/s
04:00
4.9 m/s
05:00
4.3 m/s
06:00
4.8 m/s
07:00
4.9 m/s
08:00
5.3 m/s
09:00
5.2 m/s
10:00
4.9 m/s
11:00
4.6 m/s
12:00
4.9 m/s
13:00
6.7 m/s
14:00
7 m/s
15:00
6.8 m/s
16:00 03:00 15:00

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
88.2 km
69
23%

Measurement time: 2026-04-05 16:00

Calculated from PM2.5/PM10

O3
85.9 km
82.9 µg/m3
51.8%

Measurement time: 2026-04-05 17:38

source: OpenWeatherMap

PM2.5
88.2 km
21 µg/m3
25%

Measurement time: 2026-04-05 16:00

source: Aqicn

PM10
85.9 km
11.94 µg/m3
8.5%

Measurement time: 2026-04-05 17:38

source: OpenWeatherMap

NO2
88.2 km
3.8 µg/m3
1.9%

Measurement time: 2026-04-05 16:00

source: Aqicn

CO
85.9 km
0.11946 mg/m3
0.9%

Measurement time: 2026-04-05 17:38

source: OpenWeatherMap

SO2
85.9 km
0.86 µg/m3
0.2%

Measurement time: 2026-04-05 17:38

source: OpenWeatherMap

About Air Quality in West Concord

Air quality in West Concord 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 West Concord

  • 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 West Concord?

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 West Concord

If you're planning outdoor activities in West Concord, 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.