What is the air quality in San Isidro today?

The current Air Quality Index (AQI) in San Isidro is 20 (Good). PM2.5 concentration is 4.79 µg/m³.

What is the temperature in San Isidro right now?

The current temperature in San Isidro is 24.5°C (feels like 24.5°C). Humidity is 59.4% and wind speed is 5.4 km/h.

Is it safe to go outside in San Isidro?

Air quality is satisfactory. Enjoy outdoor activities. The UV Index is 0 (Low).

Air Quality in San Isidro, CR

Partly Cloudy

24.5°C · 59.4% humidity

24.5°

Feels 24.5°

Good

Air quality is satisfactory. Enjoy outdoor activities.

Calibrated model

Nearby Monitoring Stations

AQI Forecast

12 5pm

25 8pm

25 11pm

37 2am

37 5am

25 8am

12 11am

25 2pm

59.4%

Humidity

5.4 km/h

Wind WSW

1011.1 hPa

Pressure

0.7

UV Low

GoodModerateUSGUnhealthyVery UnhealthyHazardous

What is the weather forecast for San Isidro?

Temperature & Precipitation

PM2.54.79 µg/m³ ✓ WHO

Good

PM1013.7 µg/m³

Good

UV INDEX0.7

Low

What is the 7-day forecast for San Isidro?

04-09

24.5° 14.9°

3.69 mm

04-10

21.9° 16.0°

2.56 mm

04-11

22.8° 16.4°

5.06 mm

04-12

19.6° 16.4°

22.0 mm

04-13

21.6° 15.6°

6.25 mm

04-14

22.8° 13.5°

3.94 mm

04-15

21.1° 13.8°

5.12 mm

Both models agree Avg diff: 6.1°C

What cities are near San Isidro?

26 Paraíso 26 Turrialba 26 Cartago 26 San Diego 26 Patarrá 26 San Miguel 26 Aserrí 26 San Rafael Arriba 26 San Juan de Dios 26 Curridabat

Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-04-09T20:34 UTC.