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Hockessin (Delaware) (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
1°C
Cloudy
Humidity
86%
Wind
3 m/s
Pressure
1016.6 hPa
Direction
82°
Sunrise
05:00
Sunset
17:00
24h Forecast:
Temp.
-2° / 2°
Precip.
25.1mm
Max wind
8.5 m/s

Hourly Forecast

22.02
Now
Weather
22.02
12:00
Weather
0.1
22.02
13:00
Weather
0.1
22.02
14:00
Weather
0.3
22.02
15:00
Weather
0.3
22.02
16:00
Weather
0.6
5
22.02
17:00
Weather
0.9
22.02
18:00
Weather
1.3
22.02
19:00
Weather
1
6
22.02
20:00
Weather
1.1
7
22.02
21:00
Weather
1.4
8
22.02
22:00
Weather
1.3
8
22.02
23:00
Weather
1.7
7
23.02
00:00
Weather
-0°
2.2
7
23.02
01:00
Weather
-1°
2.2
8
23.02
02:00
Weather
-1°
2.1
8
23.02
03:00
Weather
-1°
1.9
8
23.02
04:00
Weather
-1°
1.6
8
23.02
05:00
Weather
-1°
1.1
8
23.02
06:00
Weather
-1°
0.9
8
23.02
07:00
Weather
-2°
0.9
9
23.02
08:00
Weather
-2°
0.7
8
23.02
09:00
Weather
-2°
0.7
8
23.02
10:00
Weather
-2°
0.7
8

Temperature

2°C
-2°C
11:00
1°C
12:00
1°C
13:00
1°C
14:00
2°C
15:00
2°C
16:00
2°C
17:00
2°C
18:00
2°C
19:00
1°C
20:00
1°C
21:00
1°C
22:00
1°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
-2°C
08:00
-2°C
09:00
-2°C
10:00
-2°C
11:00 22:00 10:00

Precipitation

2.2mm
0mm
12:00
0.1mm
13:00
0.1mm
14:00
0.3mm
15:00
0.3mm
16:00
0.6mm
17:00
0.9mm
18:00
1.3mm
19:00
1mm
20:00
1.1mm
21:00
1.4mm
22:00
1.3mm
23:00
1.7mm
00:00
2.2mm
01:00
2.2mm
02:00
2.1mm
03:00
1.9mm
04:00
1.6mm
05:00
1.1mm
06:00
0.9mm
07:00
0.9mm
08:00
0.7mm
09:00
0.7mm
10:00
0.7mm
11:00 22:00 10:00

Wind

8.5m/s
0m/s
11:00
3 m/s
12:00
3.1 m/s
13:00
3.7 m/s
14:00
3.2 m/s
15:00
4.4 m/s
16:00
5.4 m/s
17:00
4.6 m/s
18:00
4.5 m/s
19:00
5.8 m/s
20:00
6.6 m/s
21:00
7.8 m/s
22:00
7.8 m/s
23:00
7.2 m/s
00:00
7 m/s
01:00
7.6 m/s
02:00
7.9 m/s
03:00
7.8 m/s
04:00
8.4 m/s
05:00
8.4 m/s
06:00
8.3 m/s
07:00
8.5 m/s
08:00
8.4 m/s
09:00
8.2 m/s
10:00
8.3 m/s
11:00 22:00 10:00

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
87.9 km
149
49.7%

Measurement time: 2026-02-22 10:00

Calculated from PM2.5/PM10

PM2.5
87.9 km
55 µg/m3
65.5%

Measurement time: 2026-02-22 10:00

source: Aqicn

O3
94.6 km
42.44 µg/m3
26.5%

Measurement time: 2026-02-22 10:52

source: OpenWeatherMap

PM10
94.6 km
11.74 µg/m3
8.4%

Measurement time: 2026-02-22 10:52

source: OpenWeatherMap

NO2
94.6 km
16.17 µg/m3
8.1%

Measurement time: 2026-02-22 10:52

source: OpenWeatherMap

CO
94.6 km
0.29837 mg/m3
2.1%

Measurement time: 2026-02-22 10:52

source: OpenWeatherMap

SO2
94.6 km
0.83 µg/m3
0.2%

Measurement time: 2026-02-22 10:52

source: OpenWeatherMap

Info


Region: Delaware
Latitude: 39.78761
Longitude: -75.6966


Solar Energy

Very low
71.8 W/m²
Solar Radiation
Solar Calculator
Calculate energy production for Hockessin

About Air Quality in Hockessin

Air quality in Hockessin 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 Hockessin

  • 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 Hockessin?

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 Hockessin

If you're planning outdoor activities in Hockessin, 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.