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Lansdale (Pennsylvania) (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

Heavy snow
0°C
Heavy snow
Humidity
94.6%
Wind
6 m/s
Pressure
1010.2 hPa
Direction
41°
Sunrise
05:00
Sunset
17:00
24h Forecast:
Temp.
-2° / 2°
Precip.
12.7mm
Max wind
8.1 m/s

Hourly Forecast

22.02
Now
Weather
1.4
6
23.02
00:00
Weather
-0°
1.4
7
23.02
01:00
Weather
-1°
1.3
7
23.02
02:00
Weather
-1°
1.4
7
23.02
03:00
Weather
-1°
1.2
7
23.02
04:00
Weather
-1°
1
7
23.02
05:00
Weather
-1°
0.9
7
23.02
06:00
Weather
-1°
0.6
7
23.02
07:00
Weather
-1°
0.6
7
23.02
08:00
Weather
-2°
0.6
8
23.02
09:00
Weather
-2°
0.6
8
23.02
10:00
Weather
-2°
0.5
8
23.02
11:00
Weather
-2°
0.5
7
23.02
12:00
Weather
-2°
0.4
7
23.02
13:00
Weather
-2°
0.2
8
23.02
14:00
Weather
-2°
0.1
8
23.02
15:00
Weather
-1°
8
23.02
16:00
Weather
-0°
8
23.02
17:00
Weather
8
23.02
18:00
Weather
7
23.02
19:00
Weather
7
23.02
20:00
Weather
7
23.02
21:00
Weather
7
23.02
22:00
Weather
7

Temperature

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

Precipitation

1.4mm
0mm
23:00
1.4mm
00:00
1.4mm
01:00
1.3mm
02:00
1.4mm
03:00
1.2mm
04:00
1mm
05:00
0.9mm
06:00
0.6mm
07:00
0.6mm
08:00
0.6mm
09:00
0.6mm
10:00
0.5mm
11:00
0.5mm
12:00
0.4mm
13:00
0.2mm
14:00
0.1mm
23:00 10:00 22:00

Wind

8.1m/s
0m/s
23:00
6.4 m/s
00:00
6.9 m/s
01:00
7 m/s
02:00
6.7 m/s
03:00
6.8 m/s
04:00
7.2 m/s
05:00
7.3 m/s
06:00
7.4 m/s
07:00
7.4 m/s
08:00
7.9 m/s
09:00
7.7 m/s
10:00
7.5 m/s
11:00
7.1 m/s
12:00
7.4 m/s
13:00
7.5 m/s
14:00
7.6 m/s
15:00
8.1 m/s
16:00
7.9 m/s
17:00
7.7 m/s
18:00
7.2 m/s
19:00
7.2 m/s
20:00
7.2 m/s
21:00
7.1 m/s
22:00
7.3 m/s
23:00 10:00 22:00

Radiation

0.043 uSv
35.4 km
5.4%

Measurement time: 2026-02-22 00:13

source: epa_radnet

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
67.8 km
17
5.7%

Measurement time: 2026-02-22 21:59

Calculated from PM2.5/PM10

O3
67.8 km
71.64 µg/m3
44.8%

Measurement time: 2026-02-22 21:59

source: OpenWeatherMap

PM2.5
67.8 km
4.29 µg/m3
5.1%

Measurement time: 2026-02-22 21:59

source: OpenWeatherMap

NO2
67.8 km
7.9 µg/m3
4%

Measurement time: 2026-02-22 21:59

source: OpenWeatherMap

PM10
67.8 km
4.67 µg/m3
3.3%

Measurement time: 2026-02-22 21:59

source: OpenWeatherMap

CO
67.8 km
0.23037 mg/m3
1.6%

Measurement time: 2026-02-22 21:59

source: OpenWeatherMap

SO2
67.8 km
0.79 µg/m3
0.2%

Measurement time: 2026-02-22 21:59

source: OpenWeatherMap

Info


Latitude: 40.2415
Longitude: -75.28379


Solar Energy

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0 W/m²
Solar Radiation
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About Air Quality in Lansdale

Air quality in Lansdale 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 Lansdale

  • 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 Lansdale?

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 Lansdale

If you're planning outdoor activities in Lansdale, 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.