Air Quality in Vista, United States
Windy
24.3°C · 46.5% humidity
24.3°
Feels 24.3°
76
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
1 station
Nearby Monitoring Stations
Vista's air quality — share it
AQI Forecast
Calibrated
0
11am
0
0
76
2pm
65
47
38
5pm
24
17
12
8pm
9
6
5
11pm
3
7
7
2am
1
1
1
5am
5
0
0
8am
0
0
Station readings
38h ago
AQI 4
PM2.5 1.0 µg/m³ · 38h ago
CAMS model
adj -49
34
34
34
34
34
34
54
34
34
34
34
34
34
34
54
54
34
34
34
54
34
34
34
34
Air Quality Index Trend
4h · 1 stnVista'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 Vista is 4.8× the WHO annual guideline of 5 µg/m³.
46.5%
Humidity
55.3 km/h
Wind WSW
1012.2 hPa
Pressure
19.9
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
24.0 µg/m³
PM10
20.55 µg/m³
050100150200300500
What is the weather forecast for Vista?
Temperature & Precipitation
PM2.5 Trend
4h · 1 stationPM2.524.0 µg/m³
×1.6 WHO
Moderate
PM1020.55 µg/m³
Good
UV INDEX19.9
Extreme
Station readings (1 station within 25 km)
24.0
Median
24.0
Average
24.0
Low
24.0
High
PM2.5 µg/m³ · Model: 7.1 · Bias: -16.9
What is the 7-day forecast for Vista?
05-28
25.3° 13.2°
05-29
28.4° 13.0°
05-30
22.0° 12.4°
05-31
23.8° 15.3°
06-01
26.8° 13.8°
06-02
26.4° 10.6°
06-03
24.9° 11.5°
Both models agree
Avg diff: 2.6°C
Where are air quality stations near Vista?
55
Camp Pendleton, San Diego, California
46
Camp Pendleton, San Diego, California
–
united-states-of-america-south-escondido-boulevard
What cities are near Vista?
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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 2026-05-28T21:46 UTC.