Air Quality in San Isidro, Costa Rica
Drizzle
20.6°C · 80.3% humidity
20.6°
Feels 20.6°
25
Good
Air quality is satisfactory. Enjoy outdoor activities.
Calibrated model
Nearby Monitoring Stations
San Isidro's air quality — share it
AQI Forecast
25
8am
24
24
25
11am
24
24
24
2pm
24
24
24
5pm
24
24
25
8pm
25
24
24
11pm
24
24
24
2am
24
24
25
5am
25
24
San Isidro's air quality is influenced by vehicle emissions, industrial activity, and seasonal agricultural burning. Pollution patterns vary with dry and wet seasons.
80.3%
Humidity
24.4 km/h
Wind SSW
1015.5 hPa
Pressure
29.9
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
6.04 µg/m³
PM10
13.7 µg/m³
050100150200300500
What is the weather forecast for San Isidro?
Temperature & Precipitation
PM2.56.04 µg/m³
✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX29.9
Extreme
What is the 7-day forecast for San Isidro?
09-05
20.6° 15.5°
6.19 mm
09-06
16.3° 14.9°
13.5 mm
09-07
18.9° 15.6°
19.31 mm
09-08
19.4° 15.2°
37.44 mm
09-09
18.3° 14.7°
9.81 mm
09-10
19.9° 15.3°
26.19 mm
09-11
16.5° 15.1°
10.19 mm
Both models agree
Avg diff: 7.1°C
What cities are near San Isidro?
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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 2026-09-05T17:32 UTC.