Air Quality in La Crescenta-Montrose, United States

Windy
30.9°C · 28.1% humidity
30.9°
Feels 30.9°
19
Good
Air quality is satisfactory. Enjoy outdoor activities.
2 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
23 4pm
16
10
19 7pm
16
28
28 10pm
28
28
28 1am
28
28
28 4am
28
28
28 7am
28
28
28 10am
28
16
16 1pm
16
16
Station readings
23
16
10
CAMS model adj -38
54
54
54
54
54
66
66
66
66
66
66
66
66
66
66
66
66
66
66
66
54
54
54
54
AD 728×90

Air Quality Index Trend

47h · 2 stn

La Crescenta-Montrose's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration.

28.1%
Humidity
40.1 km/h
Wind SSW
1010.9 hPa
Pressure
17.4
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5
19
4.55 µg/m³
PM10▲
60
73.05 µg/m³
050100150200300500

What is the weather forecast for La Crescenta-Montrose?

Temperature & Precipitation

PM2.5 Trend

47h · 2 stations
PM2.54.55 µg/m³ ✓ WHO
Good
PM1073.05 µg/m³
Moderate
UV INDEX17.4
Extreme
AD 300×250
Station readings (2 stations within 25 km)
4.55
Median
6.03
Average
2.06
Low
10.0
High
PM2.5 µg/m³ · Model: 33.6 · Bias: +29.0

What is the 7-day forecast for La Crescenta-Montrose?

08-03
34.6° 20.7°
08-04
30.7° 23.0°
08-05
34.0° 21.8°
08-06
34.9° 18.0°
08-07
30.6° 20.7°
08-08
31.0° 18.0°
08-09
31.1° 16.5°
Both models agree Avg diff: 3.2°C

Where are air quality stations near La Crescenta-Montrose?

43
Mountain View ES (5404)
3.9 km PM2.5: 10.4 µg/m³
28
Verdugo Hills HS (8914)
6.7 km PM2.5: 6.6 µg/m³
46
Clear Creek Ed Ctr (1481)
7.9 km PM2.5: 11.1 µg/m³
20
Eagle Rock Public Library - Inside
10.6 km PM2.5: 4.7 µg/m³
40
Eagle Rock Public Library - Outside
10.6 km PM2.5: 9.6 µg/m³
35
Vinedale ES (7548)
10.8 km PM2.5: 8.3 µg/m³
41
Eagle Rock ES (3507)
10.9 km PM2.5: 9.9 µg/m³
3
RBAC Rose Bowl Aquatics Center
11.0 km PM2.5: 0.7 µg/m³ PM10: 1.0 µg/m³
38
Glenwood ES (4192)
11.5 km PM2.5: 9.1 µg/m³
43
Annandale ES (2151)
12.3 km PM2.5: 10.4 µg/m³

What cities are near La Crescenta-Montrose?

20 Tujunga 16 La Cañada Flintridge 21 Sunland 19 Burbank 21 Altadena 18 Atwater Village 15 North Hollywood 21 Universal City 22 South Pasadena 20 Silver Lake
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Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-08-08T02:12 UTC.