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San José de Las Matas (Santiago) (DO)

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

Częściowe zachmurzenie
24°C
Częściowe zachmurzenie
Humidity
63.8%
Wind
2 m/s
Pressure
1016.9 hPa
Direction
34°
Sunrise
05:00
Sunset
17:00
24h Forecast:
Temp.
16° / 27°
Precip.
13mm
Max wind
5.9 m/s

Hourly Forecast

01.02
Now
Weather
24°
01.02
15:00
Weather
25°
01.02
16:00
Weather
26°
0.1
01.02
17:00
Weather
26°
0.6
01.02
18:00
Weather
27°
0.3
01.02
19:00
Weather
27°
0.2
6
01.02
20:00
Weather
24°
0.2
6
01.02
21:00
Weather
21°
0.8
6
01.02
22:00
Weather
20°
1
01.02
23:00
Weather
19°
1.2
02.02
00:00
Weather
19°
1.4
02.02
01:00
Weather
18°
1.5
02.02
02:00
Weather
18°
1.6
02.02
03:00
Weather
18°
0.9
02.02
04:00
Weather
18°
0.3
02.02
05:00
Weather
17°
0.3
02.02
06:00
Weather
17°
0.4
02.02
07:00
Weather
17°
0.5
02.02
08:00
Weather
17°
0.5
02.02
09:00
Weather
16°
0.4
02.02
10:00
Weather
16°
0.2
02.02
11:00
Weather
16°
0.2
02.02
12:00
Weather
16°
0.2
02.02
13:00
Weather
16°
0.2

Temperature

27°C
16°C
14:00
24°C
15:00
25°C
16:00
26°C
17:00
26°C
18:00
27°C
19:00
27°C
20:00
24°C
21:00
21°C
22:00
20°C
23:00
19°C
00:00
19°C
01:00
18°C
02:00
18°C
03:00
18°C
04:00
18°C
05:00
17°C
06:00
17°C
07:00
17°C
08:00
17°C
09:00
16°C
10:00
16°C
11:00
16°C
12:00
16°C
13:00
16°C
14:00 01:00 13:00

Precipitation

1.6mm
0mm
16:00
0.1mm
17:00
0.6mm
18:00
0.3mm
19:00
0.2mm
20:00
0.2mm
21:00
0.8mm
22:00
1mm
23:00
1.2mm
00:00
1.4mm
01:00
1.5mm
02:00
1.6mm
03:00
0.9mm
04:00
0.3mm
05:00
0.3mm
06:00
0.4mm
07:00
0.5mm
08:00
0.5mm
09:00
0.4mm
10:00
0.2mm
11:00
0.2mm
12:00
0.2mm
13:00
0.2mm
14:00 01:00 13:00

Wind

5.9m/s
0m/s
14:00
1.8 m/s
15:00
2.3 m/s
16:00
2.6 m/s
17:00
3 m/s
18:00
3.7 m/s
19:00
5.6 m/s
20:00
5.9 m/s
21:00
5.5 m/s
22:00
4.4 m/s
23:00
4.2 m/s
00:00
4.4 m/s
01:00
4 m/s
02:00
3.9 m/s
03:00
4.4 m/s
04:00
4.7 m/s
05:00
4.5 m/s
06:00
4.5 m/s
07:00
4.6 m/s
08:00
4.8 m/s
09:00
4.4 m/s
10:00
4.5 m/s
11:00
4.6 m/s
12:00
4.3 m/s
13:00
4.2 m/s
14:00 01:00 13:00

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
99.7 km
10
3.3%

Measurement time: 2026-02-01 15:46

Calculated from PM2.5/PM10

O3
99.7 km
33.72 µg/m3
21.1%

Measurement time: 2026-02-01 15:46

source: OpenWeatherMap

PM10
99.7 km
4.65 µg/m3
3.3%

Measurement time: 2026-02-01 15:46

source: OpenWeatherMap

PM2.5
99.7 km
2.47 µg/m3
2.9%

Measurement time: 2026-02-01 15:46

source: OpenWeatherMap

CO
99.7 km
0.14122 mg/m3
1%

Measurement time: 2026-02-01 15:46

source: OpenWeatherMap

NO2
99.7 km
1.7 µg/m3
0.9%

Measurement time: 2026-02-01 15:46

source: OpenWeatherMap

SO2
99.7 km
0.45 µg/m3
0.1%

Measurement time: 2026-02-01 15:46

source: OpenWeatherMap

Info


Region: Santiago
Latitude: 19.33915
Longitude: -70.93819


Solar Energy

Moderate
403.5 W/m²
Solar Radiation
Solar Calculator
Calculate energy production for San José de Las Matas

About Air Quality in San José de Las Matas

Air quality in San José de Las Matas 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 San José de Las Matas

  • 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 San José de Las Matas?

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 San José de Las Matas

If you're planning outdoor activities in San José de Las Matas, 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.