What is the air quality in Vista today?

The current Air Quality Index (AQI) in Vista is 20 (Good). PM2.5 concentration is 4.65 µg/m³.

What is the temperature in Vista right now?

The current temperature in Vista is 33.5°C (feels like 33.5°C). Humidity is 13.9% and wind speed is 32.8 km/h.

Is it safe to go outside in Vista?

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

Air Quality in Vista, United States

Clear

33.5°C · 13.9% humidity

33.5°

Feels 33.5°

Good

Air quality is satisfactory. Enjoy outdoor activities.

1 station

Nearby Monitoring Stations

AQI Forecast

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Station readings

Air Quality Index Trend

29h · 1 stn

View full history →

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

13.9%

Humidity

32.8 km/h

Wind WSW

1015.0 hPa

Pressure

0.0

UV Low

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5

4.65 µg/m³

PM10▲

54.9 µg/m³

050100150200300500

What is the weather forecast for Vista?

Temperature & Precipitation

PM2.5 Trend

29h · 1 station

PM2.54.65 µg/m³ ✓ WHO

Good

PM1054.9 µg/m³

Moderate

UV INDEX0.0

Low

Station readings (1 station within 25 km)

4.65

Median

4.65

Average

4.65

Low

4.65

High

PM2.5 µg/m³ · Model: 13.5 · Bias: +8.9

What is the 7-day forecast for Vista?

10-20

33.5° 18.6°

10-21

26.6° 14.7°

10-22

34.5° 16.8°

10-23

23.7° 18.0°

10-24

25.1° 15.0°

0.13 mm

10-25

30.8° 17.0°

0.06 mm

10-26

26.1° 17.2°

1.56 mm

Both models agree Avg diff: 5.0°C

Where are air quality stations near Vista?

united-states-of-america-south-escondido-boulevard

20.0 km PM2.5: 4.3 µg/m³ PM10: 4.5 µg/m³

What cities are near Vista?

41 Carlsbad 42 Oceanside 20 Escondido 30 Encinitas 43 Fallbrook 30 Rancho Penasquitos 29 Poway 40 Mira Mesa 42 Temecula 25 Ramona

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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 2026-10-20T20:05 UTC.