Air Quality in La Crescenta-Montrose, United States

Windy
32.1°C · 24.5% humidity
32.1°
Feels 32.1°
35
Good
Air quality is satisfactory. Enjoy outdoor activities.
100 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
10 12pm
11
12
35 3pm
28
23
19 6pm
17
15
13 9pm
12
12
11 12am
11
11
10 3am
22
22
22 6am
22
22
22 9am
10
10
Station readings
10
11
12
CAMS model adj -44
54
54
54
54
54
54
54
54
54
54
54
54
54
54
54
54
66
66
66
66
66
66
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.

24.5%
Humidity
44.8 km/h
Wind SSW
1006.4 hPa
Pressure
19.9
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5
35
8.4 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
PM2.58.4 µg/m³ ✓ WHO
Good
PM1073.05 µg/m³
Moderate
UV INDEX19.9
Extreme
AD 300×250
Station readings (100 stations within 25 km)
8.4
Median
8.75
Average
0.63
Low
14.22
High
PM2.5 µg/m³ · Model: 20.75 · Bias: +12.4

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

07-21
29.8° 24.1°
07-22
32.1° 23.9°
07-23
31.9° 21.3°
1.13 mm
07-24
34.1° 23.3°
0.19 mm
07-25
31.8° 23.3°
07-26
35.5° 21.5°
07-27
34.7° 23.1°
Both models agree Avg diff: 2.5°C

Where are air quality stations near La Crescenta-Montrose?

33
Mountain View ES (5404)
3.9 km PM2.5: 7.9 µg/m³
25
Verdugo Hills HS (8914)
6.7 km PM2.5: 5.9 µg/m³
33
Clear Creek Ed Ctr (1481)
7.9 km PM2.5: 7.9 µg/m³
32
Loyola Village ES (5014)
8.3 km PM2.5: 7.8 µg/m³
17
Eagle Rock Public Library - Inside
10.6 km PM2.5: 4.1 µg/m³
33
Eagle Rock Public Library - Outside
10.6 km PM2.5: 7.9 µg/m³
34
Vinedale ES (7548)
10.8 km PM2.5: 8.2 µg/m³
35
Eagle Rock ES (3507)
10.9 km PM2.5: 8.3 µg/m³
4
RBAC Rose Bowl Aquatics Center
11.0 km PM2.5: 0.9 µg/m³ PM10: 1.1 µg/m³
39
Glenwood ES (4192)
11.5 km PM2.5: 9.3 µg/m³

What cities are near La Crescenta-Montrose?

31 Tujunga 34 La Cañada Flintridge 27 Sunland 38 Burbank 32 Altadena 39 Atwater Village 40 North Hollywood 39 Universal City 35 South Pasadena 35 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 2026-07-21T22:19 UTC.