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Greentree (New Jersey) (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

Deszcz
4°C
Deszcz
Humidity
89%
Wind
4 m/s
Pressure
1015.4 hPa
Direction
71°
Sunrise
05:00
Sunset
17:00
24h Forecast:
Temp.
-2° / 4°
Precip.
27.5mm
Max wind
9.2 m/s

Hourly Forecast

22.02
Now
Weather
0.4
22.02
16:00
Weather
1
22.02
17:00
Weather
0.9
22.02
18:00
Weather
1
22.02
19:00
Weather
1.3
6
22.02
20:00
Weather
1.4
7
22.02
21:00
Weather
1.2
8
22.02
22:00
Weather
1.1
7
22.02
23:00
Weather
1.3
7
23.02
00:00
Weather
1.5
7
23.02
01:00
Weather
-0°
1.2
8
23.02
02:00
Weather
-0°
1.1
8
23.02
03:00
Weather
-0°
1.1
9
23.02
04:00
Weather
-0°
1.4
9
23.02
05:00
Weather
-0°
0.9
9
23.02
06:00
Weather
-1°
0.6
9
23.02
07:00
Weather
-1°
0.7
9
23.02
08:00
Weather
-1°
1.1
9
23.02
09:00
Weather
-1°
1.4
9
23.02
10:00
Weather
-1°
1.6
8
23.02
11:00
Weather
-1°
1.5
8
23.02
12:00
Weather
-2°
1.4
7
23.02
13:00
Weather
-2°
1.2
7
23.02
14:00
Weather
-1°
1.2
7

Temperature

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

Precipitation

1.6mm
0mm
15:00
0.4mm
16:00
1mm
17:00
0.9mm
18:00
1mm
19:00
1.3mm
20:00
1.4mm
21:00
1.2mm
22:00
1.1mm
23:00
1.3mm
00:00
1.5mm
01:00
1.2mm
02:00
1.1mm
03:00
1.1mm
04:00
1.4mm
05:00
0.9mm
06:00
0.6mm
07:00
0.7mm
08:00
1.1mm
09:00
1.4mm
10:00
1.6mm
11:00
1.5mm
12:00
1.4mm
13:00
1.2mm
14:00
1.2mm
15:00 02:00 14:00

Wind

9.2m/s
0m/s
15:00
3.9 m/s
16:00
4 m/s
17:00
4.8 m/s
18:00
4.9 m/s
19:00
5.6 m/s
20:00
6.6 m/s
21:00
7.7 m/s
22:00
7.3 m/s
23:00
7.4 m/s
00:00
7.4 m/s
01:00
7.8 m/s
02:00
8.2 m/s
03:00
8.7 m/s
04:00
8.9 m/s
05:00
9 m/s
06:00
9.2 m/s
07:00
9 m/s
08:00
9.2 m/s
09:00
8.8 m/s
10:00
8.2 m/s
11:00
7.5 m/s
12:00
7.1 m/s
13:00
6.9 m/s
14:00
6.6 m/s
15:00 02:00 14:00

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
14.5 km
119
39.7%

Measurement time: 2026-02-22 15:00

Calculated from PM2.5/PM10

PM2.5
14.5 km
43 µg/m3
51.2%

Measurement time: 2026-02-22 15:00

source: Aqicn

O3
11.4 km
73.3 µg/m3
45.8%

Measurement time: 2026-02-22 15:38

source: OpenWeatherMap

NO2
14.5 km
13 µg/m3
6.5%

Measurement time: 2026-02-22 15:00

source: Aqicn

PM10
11.4 km
7.06 µg/m3
5%

Measurement time: 2026-02-22 15:38

source: OpenWeatherMap

CO
11.4 km
0.23642 mg/m3
1.7%

Measurement time: 2026-02-22 15:38

source: OpenWeatherMap

SO2
14.5 km
1.5 µg/m3
0.4%

Measurement time: 2026-02-22 15:00

source: Aqicn

About Air Quality in Greentree

Air quality in Greentree 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 Greentree

  • 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 Greentree?

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 Greentree

If you're planning outdoor activities in Greentree, 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.