Air Quality in Atascadero, United States
Windy
30.6°C · 23.7% humidity
30.6°
Feels 30.6°
98
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
1 station
Nearby Monitoring Stations
Atascadero's air quality — share it
AQI Forecast
27
12pm
27
27
98
3pm
78
63
53
6pm
46
40
37
9pm
34
30
29
12am
28
27
28
3am
28
28
27
6am
27
27
27
9am
27
27
Air Quality Index Trend
45h · 2 stnAtascadero's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration. Current PM2.5 concentration in Atascadero is 2.3× the WHO 24-hour guideline of 15 µg/m³.
23.7%
Humidity
52.8 km/h
Wind SW
1005.6 hPa
Pressure
24.9
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
34.4 µg/m³
PM10
13.7 µg/m³
050100150200300500
What is the weather forecast for Atascadero?
Temperature & Precipitation
PM2.5 Trend
45h · 2 stationsPM2.534.4 µg/m³
×2.3 WHO
Moderate
PM1013.7 µg/m³
Good
UV INDEX24.9
Extreme
Station readings (1 station within 25 km)
34.4
Median
34.4
Average
34.4
Low
34.4
High
PM2.5 µg/m³ · Model: 6.5 · Bias: -27.9
What is the 7-day forecast for Atascadero?
07-21
32.2° 17.0°
07-22
35.2° 18.2°
07-23
31.4° 16.0°
07-24
31.5° 17.3°
07-25
31.1° 17.4°
07-26
34.8° 16.5°
07-27
35.1° 17.8°
Both models agree
Avg diff: 5.3°C
Where are air quality stations near Atascadero?
65
Atascadero-Lewis Avenue, San Luis Obispo, California
84
Atascadero-Lewis Avenue, San Luis Obispo, California
What cities are near Atascadero?
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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 2026-07-21T22:51 UTC.