Air Quality in Stevenson Ranch, United States
Drizzle
15.1°C · 60.7% humidity
15.1°
Feels 15.1°
47
Good
Air quality is satisfactory. Enjoy outdoor activities.
53 stations
Nearby Monitoring Stations
AQI Forecast
Calibrated
53
7pm
53
51
20
10pm
47
22
22
1am
9
22
22
4am
47
47
47
7am
47
47
47
10am
47
47
47
1pm
47
47
22
4pm
22
47
Station readings
53
53
51
20
CAMS model
adj -28
75
75
75
75
75
50
50
37
50
50
75
75
75
75
75
75
75
75
75
75
75
50
50
75
PM2.5 Trend (24h)
32h · 3 stations60.7%
Humidity
66.3 km/h
Wind SW
1010.4 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
What is the weather forecast for Stevenson Ranch?
Temperature & Precipitation
PM2.511.18 µg/m³
✓ WHO
Good
PM1020.55 µg/m³
Good
UV INDEX0.7
Low
Station readings (53 stations within 25 km)
11.18
Median
11.46
Average
3.36
Low
19.38
High
PM2.5 µg/m³ · Model: 17.65 · Bias: +6.5
What is the 7-day forecast for Stevenson Ranch?
04-09
22.0° 11.8°
0.13 mm
04-10
15.1° 10.8°
6.5 mm
04-11
14.8° 8.3°
17.37 mm
04-12
12.9° 7.3°
0.5 mm
04-13
13.1° 5.8°
0.13 mm
04-14
19.1° 7.7°
04-15
22.1° 12.4°
Both models agree
Avg diff: 2.6°C
Where are air quality stations near Stevenson Ranch?
52
Santa Clarita-Placerita, Los Angeles
52
Santa Clarita-Placerita, Los Angeles
41
Porter Ranch Cmty Sch (2303)
46
Castlebay Ln ES (2881)
47
Van Gogh ES (7422)
56
Herrick Ave ES (4515)
47
Rinaldi Adult Center (9365)
51
Knollwood ES (4762)
17
DA GOAT
27
Sylmar Public Library - Inside
What cities are near Stevenson Ranch?
Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-04-09T22:55 UTC.