Air Quality in La Crescenta-Montrose, United States

Partly Cloudy
16.3°C · 57.9% humidity
16.3°
Feels 16.3°
39
Good
Air quality is satisfactory. Enjoy outdoor activities.
104 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
51 4am
51
51
39 7am
30
33
35 10am
36
37
37 1pm
38
38
38 4pm
39
39
39 7pm
39
39
39 10pm
39
39
39 1am
39
39
Station readings
42
50
55
57
CAMS model adj -15
66
66
66
66
54
54
54
54
54
54
54
54
54
54
54
54
54
54
54
54
54
54
54
54
AD 728×90

Air Quality Index Trend

48h · 1 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.

57.9%
Humidity
7.8 km/h
Wind NE
1012.0 hPa
Pressure
1.4
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
39
9.34 µg/m³
PM10
31
34.3 µg/m³
050100150200300500

What is the weather forecast for La Crescenta-Montrose?

Temperature & Precipitation

PM2.5 Trend

48h · 1 station
PM2.59.34 µg/m³ ✓ WHO
Good
PM1034.3 µg/m³
Good
UV INDEX1.4
Low
AD 300×250
Station readings (104 stations within 25 km)
9.34
Median
10.18
Average
0.36
Low
18.83
High
PM2.5 µg/m³ · Model: 13.7 · Bias: +4.4
Both models agree Avg diff: 3.6°C

Where are air quality stations near La Crescenta-Montrose?

33
Mountain View ES (5404)
3.9 km PM2.5: 7.9 µg/m³
22
Verdugo Hills HS (8914)
6.7 km PM2.5: 5.2 µg/m³
21
Clear Creek Ed Ctr (1481)
7.9 km PM2.5: 5.1 µg/m³
34
Loyola Village ES (5014)
8.3 km PM2.5: 8.1 µg/m³
17
Eagle Rock Public Library - Inside
10.6 km PM2.5: 4.0 µg/m³
37
Eagle Rock Public Library - Outside
10.6 km PM2.5: 8.8 µg/m³
34
Vinedale ES (7548)
10.8 km PM2.5: 8.2 µg/m³
38
Eagle Rock ES (3507)
10.9 km PM2.5: 9.1 µg/m³
2
RBAC Rose Bowl Aquatics Center
11.0 km PM2.5: 0.5 µg/m³ PM10: 0.5 µg/m³
45
Glenwood ES (4192)
11.5 km PM2.5: 10.8 µg/m³

What cities are near La Crescenta-Montrose?

32 Tujunga 38 La Cañada Flintridge 25 Sunland 44 Burbank 37 Altadena 50 Atwater Village 51 North Hollywood 44 Universal City 41 South Pasadena 36 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 2026-06-09T14:36 UTC.