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Sant'Arpino (Campania) (IT)

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
11°C
Cloudy
Humidity
84.4%
Wind
2 m/s
Pressure
1001 hPa
Direction
45°
Sunrise
05:00
Sunset
17:00
24h Forecast:
Temp.
9° / 16°
Precip.
21.7mm
Max wind
6.1 m/s

Hourly Forecast

04.02
Now
Weather
11°
04.02
07:00
Weather
11°
0.1
04.02
08:00
Weather
11°
04.02
09:00
Weather
15°
0.3
04.02
10:00
Weather
16°
0.2
6
04.02
11:00
Weather
14°
1.4
04.02
12:00
Weather
14°
1.7
04.02
13:00
Weather
13°
3.6
6
04.02
14:00
Weather
12°
1.2
6
04.02
15:00
Weather
12°
2.2
04.02
16:00
Weather
11°
1.2
04.02
17:00
Weather
11°
0.1
04.02
18:00
Weather
11°
0.7
04.02
19:00
Weather
11°
2.4
5
04.02
20:00
Weather
10°
0.6
6
04.02
21:00
Weather
10°
0.6
04.02
22:00
Weather
10°
1
04.02
23:00
Weather
10°
0.1
05.02
00:00
Weather
10°
0.1
05.02
01:00
Weather
10°
1.6
05.02
02:00
Weather
1
05.02
03:00
Weather
1
05.02
04:00
Weather
0.2
05.02
05:00
Weather
0.4

Temperature

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

Precipitation

3.6mm
0mm
07:00
0.1mm
09:00
0.3mm
10:00
0.2mm
11:00
1.4mm
12:00
1.7mm
13:00
3.6mm
14:00
1.2mm
15:00
2.2mm
16:00
1.2mm
17:00
0.1mm
18:00
0.7mm
19:00
2.4mm
20:00
0.6mm
21:00
0.6mm
22:00
1mm
23:00
0.1mm
00:00
0.1mm
01:00
1.6mm
02:00
1mm
03:00
1mm
04:00
0.2mm
05:00
0.4mm
06:00 17:00 05:00

Wind

6.1m/s
0m/s
06:00
2.4 m/s
07:00
2.4 m/s
08:00
3 m/s
09:00
4.5 m/s
10:00
5.7 m/s
11:00
4.1 m/s
12:00
3.1 m/s
13:00
5.5 m/s
14:00
6.1 m/s
15:00
5 m/s
16:00
4.5 m/s
17:00
3.7 m/s
18:00
3.9 m/s
19:00
5.1 m/s
20:00
6.1 m/s
21:00
5 m/s
22:00
4.1 m/s
23:00
3.3 m/s
00:00
3 m/s
01:00
2.7 m/s
02:00
2.8 m/s
03:00
2.4 m/s
04:00
2.7 m/s
05:00
2.3 m/s
06:00 17:00 05:00

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
21.9 km
103
34.3%

Measurement time: 2026-02-04 06:48

Calculated from PM2.5/PM10

O3
21.9 km
88.2 µg/m3
55.1%

Measurement time: 2026-02-04 06:48

source: OpenWeatherMap

PM10
21.9 km
67.76 µg/m3
48.4%

Measurement time: 2026-02-04 06:48

source: OpenWeatherMap

PM2.5
21.9 km
36.53 µg/m3
43.5%

Measurement time: 2026-02-04 06:48

source: OpenWeatherMap

SO2
21.9 km
34.57 µg/m3
9.9%

Measurement time: 2026-02-04 06:48

source: OpenWeatherMap

CO
21.9 km
0.14847 mg/m3
1.1%

Measurement time: 2026-02-04 06:48

source: OpenWeatherMap

NO2
21.9 km
0.84 µg/m3
0.4%

Measurement time: 2026-02-04 06:48

source: OpenWeatherMap

About Air Quality in Sant'Arpino

Air quality in Sant'Arpino 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 Sant'Arpino

  • 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 Sant'Arpino?

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 Sant'Arpino

If you're planning outdoor activities in Sant'Arpino, 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.