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Accokeek (Maryland) (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
14°C
Cloudy
Humidity
74%
Wind
7 m/s
Pressure
1018 hPa
Direction
135°
Sunrise
05:00
Sunset
17:00
24h Forecast:
Temp.
13° / 23°
Precip.
18.2mm
Max wind
11.3 m/s

Hourly Forecast

16.03
Now
Weather
14°
7
16.03
01:00
Weather
14°
6
16.03
02:00
Weather
13°
6
16.03
03:00
Weather
14°
7
16.03
04:00
Weather
14°
0.2
8
16.03
05:00
Weather
14°
8
16.03
06:00
Weather
14°
6
16.03
07:00
Weather
15°
6
16.03
08:00
Weather
15°
7
16.03
09:00
Weather
16°
7
16.03
10:00
Weather
17°
7
16.03
11:00
Weather
17°
7
16.03
12:00
Weather
17°
1.3
7
16.03
13:00
Weather
17°
4.1
7
16.03
14:00
Weather
17°
0.6
7
16.03
15:00
Weather
18°
8
16.03
16:00
Weather
20°
0.3
8
16.03
17:00
Weather
21°
9
16.03
18:00
Weather
23°
0.6
11
16.03
19:00
Weather
21°
0.8
10
16.03
20:00
Weather
19°
0.2
8
16.03
21:00
Weather
19°
4.8
8
16.03
22:00
Weather
17°
2.7
10
16.03
23:00
Weather
18°
2.6
11

Temperature

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

Precipitation

4.8mm
0mm
04:00
0.2mm
12:00
1.3mm
13:00
4.1mm
14:00
0.6mm
16:00
0.3mm
18:00
0.6mm
19:00
0.8mm
20:00
0.2mm
21:00
4.8mm
22:00
2.7mm
23:00
2.6mm
00:00 11:00 23:00

Wind

11.3m/s
0m/s
00:00
6.5 m/s
01:00
6.4 m/s
02:00
6.3 m/s
03:00
6.6 m/s
04:00
7.8 m/s
05:00
7.7 m/s
06:00
6.3 m/s
07:00
6.3 m/s
08:00
6.6 m/s
09:00
6.7 m/s
10:00
6.7 m/s
11:00
7.2 m/s
12:00
7.1 m/s
13:00
7.4 m/s
14:00
7.1 m/s
15:00
7.5 m/s
16:00
8.2 m/s
17:00
9.3 m/s
18:00
11.1 m/s
19:00
9.7 m/s
20:00
8.2 m/s
21:00
7.8 m/s
22:00
10.1 m/s
23:00
11.3 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
45 km
52
17.3%

Measurement time: 2026-03-15 23:00

Calculated from PM2.5/PM10

O3
28.1 km
116.79 µg/m3
73%

Measurement time: 2026-03-15 23:26

source: OpenWeatherMap

PM2.5
45 km
13 µg/m3
15.5%

Measurement time: 2026-03-15 23:00

source: Aqicn

PM10
28.1 km
9.35 µg/m3
6.7%

Measurement time: 2026-03-15 23:26

source: OpenWeatherMap

NO2
45 km
3.5 µg/m3
1.8%

Measurement time: 2026-03-15 23:00

source: Aqicn

CO
28.1 km
0.14226 mg/m3
1%

Measurement time: 2026-03-15 23:26

source: OpenWeatherMap

SO2
28.1 km
0.78 µg/m3
0.2%

Measurement time: 2026-03-15 23:26

source: OpenWeatherMap

About Air Quality in Accokeek

Air quality in Accokeek 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 Accokeek

  • 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 Accokeek?

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 Accokeek

If you're planning outdoor activities in Accokeek, 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.