Air Quality in Merced, United States
Clear
33.7°C · 14.2% humidity
33.7°
Feels 33.7°
42
Good
Air quality is satisfactory. Enjoy outdoor activities.
Calibrated model
Nearby Monitoring Stations
Merced's air quality — share it
AQI Forecast
27
1pm
25
25
42
4pm
37
34
31
7pm
31
30
29
10pm
36
35
35
1am
35
34
34
4am
34
34
34
7am
34
34
34
10am
34
27
Air Quality Index Trend
37h · 3 stnMerced's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration.
14.2%
Humidity
36.0 km/h
Wind WNW
1008.8 hPa
Pressure
17.4
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
10.14 µg/m³
PM10
20.55 µg/m³
050100150200300500
What is the weather forecast for Merced?
Temperature & Precipitation
PM2.5 Trend
37h · 3 stationsPM2.510.14 µg/m³
✓ WHO
Good
PM1020.55 µg/m³
Good
UV INDEX17.4
Extreme
What is the 7-day forecast for Merced?
08-03
44.7° 18.8°
08-04
41.9° 23.1°
08-05
42.5° 18.2°
08-06
42.4° 15.4°
08-07
38.7° 19.6°
08-08
42.3° 13.4°
08-09
40.8° 14.5°
Both models agree
Avg diff: 3.0°C
What cities are near Merced?
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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 2026-08-07T23:56 UTC.