Air Quality in Valparaiso, United States
Windy
23.7°C · 48.9% humidity
23.7°
Feels 23.7°
25
Good
Air quality is satisfactory. Enjoy outdoor activities.
Calibrated model
Nearby Monitoring Stations
Valparaiso's air quality — share it
AQI Forecast
27
9pm
27
27
25
12am
27
27
27
3am
34
34
34
6am
34
25
25
9am
25
25
25
12pm
27
27
27
3pm
34
34
27
6pm
27
34
Air Quality Index Trend
46h · 78 stnValparaiso's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration.
48.9%
Humidity
61.0 km/h
Wind NNE
1018.8 hPa
Pressure
5.9
UV High
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
5.9 µg/m³
PM10
13.7 µg/m³
050100150200300500
What is the weather forecast for Valparaiso?
Temperature & Precipitation
PM2.5 Trend
46h · 78 stationsPM2.55.9 µg/m³
✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX5.9
High
What is the 7-day forecast for Valparaiso?
08-03
23.7° 17.0°
10.69 mm
08-04
34.3° 17.9°
0.38 mm
08-05
31.6° 17.3°
1.63 mm
08-06
34.8° 22.0°
0.88 mm
08-07
31.0° 18.2°
08-08
33.8° 17.6°
2.06 mm
08-09
34.2° 22.6°
0.38 mm
Both models agree
Avg diff: 3.8°C
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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 2026-08-08T05:49 UTC.