What is the air quality in Arroyo Grande today?

The current Air Quality Index (AQI) in Arroyo Grande is 36 (Good). PM2.5 concentration is 8.7 µg/m³.

What is the temperature in Arroyo Grande right now?

The current temperature in Arroyo Grande is 19.8°C (feels like 19.8°C). Humidity is 57.2% and wind speed is 39.0 km/h.

Is it safe to go outside in Arroyo Grande?

Air quality is satisfactory. Enjoy outdoor activities. The UV Index is 0.0 (Low).

Air Quality in Arroyo Grande, United States

Partly Cloudy

19.8°C · 57.2% humidity

19.8°

Feels 19.8°

Good

Air quality is satisfactory. Enjoy outdoor activities.

Calibrated model

Nearby Monitoring Stations

AQI Forecast

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Air Quality Index Trend

21h · 1 stn

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

57.2%

Humidity

39.0 km/h

Wind WNW

1013.6 hPa

Pressure

0.0

UV Low

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

8.7 µg/m³

PM10

13.7 µg/m³

050100150200300500

What is the weather forecast for Arroyo Grande?

Temperature & Precipitation

PM2.5 Trend

21h · 1 station

PM2.58.7 µg/m³ ✓ WHO

Good

PM1013.7 µg/m³

Good

UV INDEX0.0

Low

What is the 7-day forecast for Arroyo Grande?

10-20

23.6° 15.6°

10-21

20.9° 14.1°

10-22

27.1° 16.2°

10-23

23.3° 15.2°

10-24

21.1° 15.2°

10-25

27.4° 14.0°

7.88 mm

10-26

24.3° 13.9°

Both models agree Avg diff: 3.0°C

What cities are near Arroyo Grande?

36 Nipomo 27 San Luis Obispo 34 Santa Maria 32 Orcutt 27 Atascadero 38 Lompoc 27 Paso Robles 26 Isla Vista 26 Goleta 25 Santa Barbara

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ModerateAQI > 50 Unhealthy for Sensitive GroupsAQI > 100 UnhealthyAQI > 150 Very UnhealthyAQI > 200

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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 2026-10-20T21:45 UTC.