Air Quality in Santee, United States

Windy
29.9°C · 52.7% humidity
29.9°
Feels 33.3°
54
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
4 stations

Nearby Monitoring Stations

AQI Forecast
34 6am
34
34
54 9am
34
27
27 12pm
34
34
34 3pm
54
54
34 6pm
27
34
34 9pm
34
34
27 12am
27
27
27 3am
27
27
AD 728×90

Air Quality Index Trend

45h · 9 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.

52.7%
Humidity
40.7 km/h
Wind WNW
1015.5 hPa
Pressure
6.9
UV High
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
54
13.48 µg/m³
PM10
31
34.3 µg/m³
050100150200300500

What is the weather forecast for Santee?

Temperature & Precipitation

PM2.5 Trend

45h · 9 stations
PM2.513.48 µg/m³ ✓ WHO
Moderate
PM1034.3 µg/m³
Good
UV INDEX6.9
High
AD 300×250
Station readings (4 stations within 25 km)
13.48
Median
11.51
Average
7.25
Low
15.0
High
PM2.5 µg/m³ · Model: 13.5 · Bias: +0.0

What is the 7-day forecast for Santee?

09-05
29.9° 25.2°
09-06
31.1° 22.8°
4.63 mm
09-07
31.6° 24.9°
09-08
31.3° 19.6°
09-09
33.7° 20.8°
09-10
31.5° 19.7°
1.5 mm
09-11
37.2° 23.0°
Both models agree Avg diff: 3.8°C

Where are air quality stations near Santee?

55
El Cajon-Redwood Avenue, San Diego, California
6.0 km PM2.5: 14.0 µg/m³
36
El Cajon-Redwood Avenue, San Diego, California
6.0 km PM2.5: 8.6 µg/m³
57
Alpine-Victoria Drive, San Diego, California
19.3 km PM2.5: 15.0 µg/m³
35
San Diego - Sherman Elementary School, San Diego, California
21.3 km PM2.5: 8.4 µg/m³
35
San Diego - Sherman Elementary School, San Diego, California
21.3 km PM2.5: 8.4 µg/m³
41
San Diego - Sherman Elementary School, San Diego, California
21.3 km PM2.5: 9.8 µg/m³
30
CRSF (EHS Bldg)
24.8 km PM2.5: 7.2 µg/m³

What cities are near Santee?

55 Winter Gardens 55 Bostonia 55 El Cajon 55 Lakeside 56 Casa de Oro-Mount Helix 55 La Mesa 58 Spring Valley 58 Rancho San Diego 55 Lemon Grove 60 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 2026-09-05T16:26 UTC.