Air Quality in Santa Clarita, United States

Windy
14.3°C · 35.2% humidity
14.3°
Feels 14.3°
19
Good
Air quality is satisfactory. Enjoy outdoor activities.
61 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
18 4am
30
18
19 7am
18
18
18 10am
18
18
18 1pm
18
18
0 4pm
0
0
0 7pm
0
0
0 10pm
0
18
18 1am
18
18
Station readings
17
17
33
17
CAMS model adj -36
54
66
54
54
54
54
54
54
54
54
54
54
34
34
27
27
27
27
34
34
54
54
54
54
AD 728×90

Air Quality Index Trend

40h · 1 stn

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

35.2%
Humidity
54.1 km/h
Wind NE
1012.4 hPa
Pressure
1.4
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5
19
4.64 µg/m³
PM10▲
25
27.4 µg/m³
050100150200300500

What is the weather forecast for Santa Clarita?

Temperature & Precipitation

PM2.5 Trend

40h · 1 station
PM2.54.64 µg/m³ ✓ WHO
Good
PM1027.4 µg/m³
Good
UV INDEX1.4
Low
AD 300×250
Station readings (61 stations within 25 km)
4.64
Median
4.33
Average
2.63
Low
6.72
High
PM2.5 µg/m³ · Model: 10.0 · Bias: +5.4

What is the 7-day forecast for Santa Clarita?

05-29
32.6° 14.3°
05-30
20.7° 10.9°
05-31
29.9° 17.2°
06-01
32.6° 12.9°
06-02
29.7° 10.9°
06-03
31.0° 8.1°
06-04
25.8° 12.5°
Both models agree Avg diff: 4.7°C

Where are air quality stations near Santa Clarita?

25
Santa Clarita-Placerita, Los Angeles
1.6 km PM2.5: 6.0 µg/m³
23
Santa Clarita-Placerita, Los Angeles
1.6 km PM2.5: 5.5 µg/m³
28
Santa Clarita-Placerita, Los Angeles
1.6 km PM2.5: 6.7 µg/m³
23
Santa Clarita-Placerita, Los Angeles
1.6 km PM2.5: 5.5 µg/m³
18
Santa Clarita-Placerita, Los Angeles
1.6 km PM2.5: 4.3 µg/m³
17
Van Gogh ES (7422)
10.2 km PM2.5: 4.0 µg/m³
15
Castlebay Ln ES (2881)
10.9 km PM2.5: 3.7 µg/m³
18
Herrick Ave ES (4515)
11.1 km PM2.5: 4.4 µg/m³
17
Porter Ranch Cmty Sch (2303)
11.5 km PM2.5: 4.0 µg/m³
15
Sylmar Public Library - Inside
12.5 km PM2.5: 3.7 µg/m³

What cities are near Santa Clarita?

18 Stevenson Ranch 18 Canyon Country 19 Valencia 17 Sylmar 19 Castaic 17 San Fernando 17 Chatsworth 18 North Hills 19 Northridge 18 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 2026-05-29T14:52 UTC.