Air Quality in San José, CR
Drizzle
22.5°C · 94.7% humidity
22.5°
Feels 22.5°
31
Good
Air quality is satisfactory. Enjoy outdoor activities.
Model forecast
Nearby Monitoring Stations
AQI Forecast
12
6am
12
12
12
9am
12
12
12
12pm
25
25
25
3pm
12
25
25
6pm
25
37
37
9pm
37
37
37
12am
37
37
37
3am
37
37
94.7%
Humidity
40.2 km/h
Wind E
1012.5 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
7.4 µg/m³
PM10
13.7 µg/m³
050100150200300500
What is the weather forecast for San José?
Temperature & Precipitation
PM2.57.4 µg/m³
✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
What is the 7-day forecast for San José?
04-12
30.2° 22.5°
0.44 mm
04-13
30.3° 22.2°
4.31 mm
04-14
30.1° 21.7°
2.56 mm
04-15
33.1° 21.5°
0.69 mm
04-16
31.5° 22.0°
1.19 mm
04-17
32.9° 21.6°
0.38 mm
04-18
31.4° 21.1°
0.56 mm
Both models agree
Avg diff: 2.1°C
What cities are near San José?
Data sources: Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-04-12T09:01 UTC.