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East Palo Alto (California) (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

Częściowe zachmurzenie
15°C
Częściowe zachmurzenie
Humidity
87.5%
Wind
1 m/s
Pressure
1013.3 hPa
Direction
245°
Sunrise
04:00
Sunset
16:00
24h Forecast:
Temp.
14° / 19°
Precip.
18.8mm
Max wind
6.6 m/s

Hourly Forecast

10.04
Now
Weather
15°
10.04
09:00
Weather
15°
10.04
10:00
Weather
15°
10.04
11:00
Weather
15°
10.04
12:00
Weather
14°
1.1
10.04
13:00
Weather
15°
0.1
10.04
14:00
Weather
15°
0.4
10.04
15:00
Weather
15°
0.3
10.04
16:00
Weather
16°
0.8
10.04
17:00
Weather
16°
1.4
10.04
18:00
Weather
17°
1.2
10.04
19:00
Weather
17°
2.3
10.04
20:00
Weather
18°
3.5
10.04
21:00
Weather
18°
0.2
10.04
22:00
Weather
19°
0.2
10.04
23:00
Weather
18°
0.2
7
11.04
00:00
Weather
17°
6
11.04
01:00
Weather
17°
5
11.04
02:00
Weather
16°
5
11.04
03:00
Weather
15°
0.7
11.04
04:00
Weather
15°
5
11.04
05:00
Weather
14°
1.4
11.04
06:00
Weather
14°
11.04
07:00
Weather
14°

Temperature

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

Precipitation

5mm
0mm
12:00
1.1mm
13:00
0.1mm
14:00
0.4mm
15:00
0.3mm
16:00
0.8mm
17:00
1.4mm
18:00
1.2mm
19:00
2.3mm
20:00
3.5mm
21:00
0.2mm
22:00
0.2mm
23:00
0.2mm
03:00
0.7mm
04:00
5mm
05:00
1.4mm
08:00 19:00 07:00

Wind

6.6m/s
0m/s
08:00
1.3 m/s
09:00
1.5 m/s
10:00
2.1 m/s
11:00
3.4 m/s
12:00
4 m/s
13:00
3.5 m/s
14:00
3.6 m/s
15:00
3.3 m/s
16:00
2.8 m/s
17:00
3.3 m/s
18:00
3.8 m/s
19:00
4.1 m/s
20:00
4.2 m/s
21:00
4.3 m/s
22:00
4.5 m/s
23:00
6.6 m/s
00:00
5.8 m/s
01:00
5.2 m/s
02:00
5.3 m/s
03:00
4.8 m/s
04:00
3.3 m/s
05:00
3.9 m/s
06:00
4.3 m/s
07:00
4.4 m/s
08:00 19:00 07:00

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
46.3 km
52
17.3%

Measurement time: 2026-04-10 08:00

Calculated from PM2.5/PM10

O3
48.2 km
65.24 µg/m3
40.8%

Measurement time: 2026-04-10 09:51

source: OpenWeatherMap

PM2.5
46.3 km
13 µg/m3
15.5%

Measurement time: 2026-04-10 08:00

source: Aqicn

PM10
48.2 km
4.19 µg/m3
3%

Measurement time: 2026-04-10 09:51

source: OpenWeatherMap

NO2
46.3 km
3.5 µg/m3
1.8%

Measurement time: 2026-04-10 08:00

source: Aqicn

CO
48.2 km
0.11031 mg/m3
0.8%

Measurement time: 2026-04-10 09:51

source: OpenWeatherMap

SO2
53.6 km
0.86 µg/m3
0.2%

Measurement time: 2026-04-10 10:38

source: OpenWeatherMap

Info


Region: California
Latitude: 37.46883
Longitude: -122.14108

About Air Quality in East Palo Alto

Air quality in East Palo Alto 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 East Palo Alto

  • 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 East Palo Alto?

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 East Palo Alto

If you're planning outdoor activities in East Palo Alto, 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.