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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 | 51 |  | 26° 16° |  10 km/h |  61% |
| Mon | 64 | | 29° 17° | 11 km/h | 53% |
| Tue | 63 | | 32° 20° | 15 km/h | 36% |
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
City ranking
Real-time USA AQI⁺ city ranking
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Learn more about global air quality
Where is the cleanest air quality in Pasadena?
- California Institute of Technology2
- 83 W Bellevue Dr7
- S Wilson Ave23
- Lamanda Park Library37
- Del Mar and Euclid49
- North Central52
- Redwood Dr53
- Highland55
- South Christmas Tree Lane57
- Bungalow Heaven58
- Victory Park Recreation Center60
- East Dudley Street62
- Las Lunas65
- La Salle College Preparatory66
- Robinson Park67
- Hastings Ranch69
- Scott Place71
- Science Village73
- Daisy Ave75
- Rose Bowl Command Post77
- East Eaton Wash78
- 3635 Cartwright St83
- 1077-1013 N Arroyo Blvd85
- Lincoln & Washington87
- 3800-3998 Skycrest Dr88
- NASA - Lida Street89
- Fillmore Street93
- La Pintoresca Branch Library94
- Los Robles and Flower97
- 1400-1398 El Mirador Dr104
- Orange Heights105
- Historic Highlands107
- NE Pasadena108
- 1616 Oakdale St113
- Pasadena, CA115
- San Rafael Hills, Pasadena115
- 1275 N Holliston Ave117
- 1680 La Cresta Dr120
- Playhouse Village Park121
- 780 Florecita Terrace122
- 542 E Elizabeth St123
- Inverness Drive123
- Chandler School127
- Pasadena-LL129
- Pasadena Public Health Department142
- Mentone & Stanton145
- N Catalina Ave158
- Washington Park159
- Lincoln164
