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Hourly forecast
North Arroyo, Pasadena air quality index (AQI⁺) forecast
Daily forecast
North Arroyo, Pasadena air quality index (AQI⁺) forecast
| Today | 29 |  | 23° 15° |  13 km/h |  66% |
| Tue | 41 | | 24° 14° | 13 km/h | 65% |
| Wed | 41 | | 27° 15° | 19 km/h | 53% |
Air pollutants
What is the current air quality near North Arroyo?
PM2.5 concentration currently meets the WHO annual PM2.5 guideline.
Health recommendations
 Enjoy outdoor activities |
 Open your windows to bring clean, fresh air indoors Get a monitor |
Real-time North Arroyo, Pasadena air pollution map
Pollen
What is the pollen count in North Arroyo today?
Index
Moderate
 Tree Low | 25% |
 Grass Moderate | 50% |
 Weed None | 0% |
Source:
wetter.comProtect yourself from air pollution in North Arroyo
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Pollen
What is the pollen count in North Arroyo today?
Index
Moderate
Tree Low | 25% |
Grass Moderate | 50% |
Weed None | 0% |
Source:
wetter.comHistoric air quality near North Arroyo
History
Historic air quality graph for North Arroyo
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Most polluted locations near North Arroyo, Pasadena
Worldwide AQI⁺ ranking
Station ranking
Real-time North Arroyo AQI⁺ station ranking
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Learn more about global air quality
Where is the cleanest air quality in Pasadena?
- Lincoln22
- Historic Highlands28
- Los Robles and Flower28
- Orange Heights28
- Highland33
- Inverness Drive44
- Fillmore Street46
- California Institute of Technology47
- Glen Springs Road48
- Rose Bowl Command Post48
- Scott Place48
- Altadena50
- Science Village50
- 1077-1013 N Arroyo Blvd51
- Mentone & Stanton51
- 780 Florecita Terrace52
- La Pintoresca Branch Library52
- Lincoln & Washington52
- NASA - Lida Street52
- North Central52
- Robinson Park52
- Washington Park52
- Chandler School53
- Hastings Ranch53
- Victory Park Recreation Center53
- East Eaton Wash54
- Playhouse Village Park54
- Redwood Dr54
- 542 E Elizabeth St55
- Bungalow Heaven56
- East Dudley Street56
- N Catalina Ave56
- 1680 La Cresta Dr57
- 3635 Cartwright St57
- 3800-3998 Skycrest Dr57
- 1275 N Holliston Ave58
- Mar Vista & Howard59
- Daisy Ave60
- S Wilson Ave62
- Pasadena/Altadena65
- South Pasadena65
- Del Mar and Euclid68
