Air Quality in Santee, United States

Clear
29.6°C · 32.1% humidity
29.6°
Feels 29.6°
36
Good
Air quality is satisfactory. Enjoy outdoor activities.
3 stations

Nearby Monitoring Stations

AQI Forecast
54 10am
54
54
36 1pm
41
45
47 4pm
29
31
32 7pm
32
33
33 10pm
33
34
34 1am
34
34
34 4am
34
34
34 7am
54
54
AD 728×90

Air Quality Index Trend

48h · 1 stn

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

32.1%
Humidity
39.3 km/h
Wind WSW
1008.6 hPa
Pressure
29.9
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
36
8.6 µg/m³
PM10
25
27.4 µg/m³
050100150200300500

What is the weather forecast for Santee?

Temperature & Precipitation

PM2.5 Trend

48h · 1 station
PM2.58.6 µg/m³ ✓ WHO
Good
PM1027.4 µg/m³
Good
UV INDEX29.9
Extreme
AD 300×250
Station readings (3 stations within 25 km)
8.6
Median
8.37
Average
6.92
Low
9.6
High
PM2.5 µg/m³ · Model: 13.5 · Bias: +4.9

What is the 7-day forecast for Santee?

07-21
29.6° 24.8°
07-22
29.8° 24.7°
07-23
29.6° 24.3°
0.06 mm
07-24
31.2° 22.4°
07-25
31.8° 23.7°
07-26
31.9° 21.7°
07-27
31.0° 23.5°
Both models agree Avg diff: 3.3°C

Where are air quality stations near Santee?

29
El Cajon-Redwood Avenue, San Diego, California
6.0 km PM2.5: 7.0 µg/m³
72
El Cajon-Redwood Avenue, San Diego, California
6.0 km PM2.5: 22.1 µg/m³
17
Alpine-Victoria Drive, San Diego, California
19.3 km PM2.5: 4.1 µg/m³
29
San Diego - Sherman Elementary School, San Diego, California
21.3 km PM2.5: 7.0 µg/m³
61
San Diego - Sherman Elementary School, San Diego, California
21.3 km PM2.5: 16.9 µg/m³
9
San Diego - Sherman Elementary School, San Diego, California
21.3 km PM2.5: 2.2 µg/m³
29
CRSF (EHS Bldg)
24.8 km PM2.5: 6.9 µg/m³

What cities are near Santee?

39 Winter Gardens 38 Bostonia 42 El Cajon 40 Lakeside 43 Casa de Oro-Mount Helix 40 La Mesa 43 Spring Valley 44 Rancho San Diego 40 Lemon Grove 44 La Presa
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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 2026-07-21T20:23 UTC.