Hourly forecast
Arroyo Ct, San Mateo air quality index (AQI⁺) forecast
Daily forecast
Arroyo Ct, San Mateo air quality index (AQI⁺) forecast
| Today | 49 | 27° 14° | 30 km/h | 62% | |
| Sat | 59 | 22° 15° | 26 km/h | 70% | |
| Sun | 36 | 21° 14° | 26 km/h | 70% |
Air pollutants
What is the current air quality near Arroyo Ct?
PM2.5 concentration is currently 1.1 times the World Health Organization annual PM2.5 guideline value.
Health recommendations
Enjoy outdoor activities |
Open your windows to bring clean, fresh air indoors Get a monitor |

Real-time Arroyo Ct, San Mateo air pollution map
Pollen
What is the pollen count in Arroyo Ct today?
Index
Moderate
Tree Low | 25% |
Grass Moderate | 50% |
Weed Low | 25% |
Source:
wetter.comProtect yourself from air pollution in Arroyo Ct
Pollen
What is the pollen count in Arroyo Ct today?
Index
Moderate
Tree Low | 25% |
Grass Moderate | 50% |
Weed Low | 25% |
Source:
wetter.comHistoric air quality near Arroyo Ct
History
Historic air quality graph for Arroyo Ct
Measure your own air quality
Get a monitor and contribute air quality data in your city.
Most polluted locations near Arroyo Ct, San Mateo
Worldwide AQI⁺ rankingStation ranking
Real-time Arroyo Ct AQI⁺ station ranking
City ranking
Real-time USA AQI⁺ city ranking
Get comprehensive data about air quality in Arroyo Ct, San Mateo
Learn more about global air quality
Where is the cleanest air quality in San Mateo?
- Central San Mateo2
- Park Lane2
- Occidental Avenue6
- San Mateo Park6
- CuriOdyssey at Coyote Point9
- East Poplar Avenue9
- Edison Street9
- Pinewood Court10
- Durand Drive11
- Playa St San Mateo11
- Belford Way12
- Cornell12
- Leafwood Court12
- Noe Avenue12
- 13th Avenue13
- Portola Drive13
- BV.SM Upper14
- Monterey Trailhead14
- Sunset Terrace14
- Iowa Drive16
- Mid Hillsdale Blvd16
- 31st Ave18
- North Central-Ellsworth Court18
- 10th Ave and Palm19
- Beresford Park19
- 113 West 40th Avenue21
- 37th Avenue21
- Meowchi Heaven - Park Place - San Mateo21
- West Capistrano Way21
- Hayward Park on El Camino22
- Lola22
- North Claremont St22
- North Quebec Street22
- Queens Lane / Lakewood Circle23
- Stratford Way23
- North Central-3rd Ave and S Grant St24
- 238 41st Avenue25
- Saint Matthew's Avenue25
- Arroyo Ct30
- Baywood - Aragon32
- Sylvan Avenue39











