Air Quality in Stevenson Ranch, United States

Windy
32.3°C · 13.4% humidity
32.3°
Feels 32.3°
35
Good
Air quality is satisfactory. Enjoy outdoor activities.
57 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
39 4pm
39
39
35 7pm
39
39
39 10pm
39
39
39 1am
39
51
51 4am
51
51
51 7am
39
39
39 10am
39
39
39 1pm
39
39
Station readings
57
38
33
25
CAMS model adj -15
54
54
54
54
54
54
54
54
54
54
54
66
66
66
66
66
54
54
54
54
54
54
54
54
AD 728×90

Air Quality Index Trend

48h · 1 stn

Stevenson Ranch's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration.

13.4%
Humidity
56.3 km/h
Wind W
1008.1 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
35
8.34 µg/m³
PM10
31
34.3 µg/m³
050100150200300500

What is the weather forecast for Stevenson Ranch?

Temperature & Precipitation

PM2.5 Trend

48h · 1 station
PM2.58.34 µg/m³ ✓ WHO
Good
PM1034.3 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
Station readings (57 stations within 25 km)
8.34
Median
10.16
Average
1.7
Low
17.75
High
PM2.5 µg/m³ · Model: 10.85 · Bias: +2.5

What is the 7-day forecast for Stevenson Ranch?

06-09
32.3° 13.5°
06-10
32.1° 14.3°
06-11
30.5° 14.8°
06-12
31.6° 16.5°
06-13
34.9° 16.1°
06-14
30.4° 18.8°
06-15
26.2° 12.3°
Both models agree Avg diff: 4.1°C

Where are air quality stations near Stevenson Ranch?

41
Santa Clarita-Placerita, Los Angeles
4.2 km PM2.5: 9.8 µg/m³
45
Santa Clarita-Placerita, Los Angeles
4.2 km PM2.5: 10.8 µg/m³
17
Santa Clarita-Placerita, Los Angeles
4.2 km PM2.5: 4.1 µg/m³
55
Santa Clarita-Placerita, Los Angeles
4.2 km PM2.5: 14.0 µg/m³
42
Santa Clarita-Placerita, Los Angeles
4.2 km PM2.5: 10.1 µg/m³
47
Porter Ranch Cmty Sch (2303)
10.8 km PM2.5: 11.2 µg/m³
47
Castlebay Ln ES (2881)
11.0 km PM2.5: 11.2 µg/m³
44
Van Gogh ES (7422)
11.4 km PM2.5: 10.6 µg/m³
51
Herrick Ave ES (4515)
13.1 km PM2.5: 12.3 µg/m³
42
Rinaldi Adult Center (9365)
13.6 km PM2.5: 10.0 µg/m³

What cities are near Stevenson Ranch?

20 Santa Clarita 38 Valencia 39 Canyon Country 35 Castaic 42 Sylmar 38 Chatsworth 46 San Fernando 42 Northridge 46 North Hills 42 Winnetka
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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 2026-06-09T02:18 UTC.