ClimateForecastMayJune >>

Average monthly rainy days in San Isidro

The number of days each month with rain, snow and hail in San Isidro (San José), Costa Rica.

  • Most rainy days are in May, June, July, August, September, October, November and December.
  • On average, August is the most rainy with 23 days of rain/snow.
  • On average, March is the driest month with 8 rainy days.
  • The average annual number of rainy days is 208.

Forecast for San Isidro

Wed   May 29
27°C | 22°C
SW 4 km/h
25 mm
overcast and heavy rain

overcast and heavy rain

Thu   May 30
28°C | 23°C
SW 4 km/h
11 mm
broken clouds and thunder

broken clouds and thunder

Fri   May 31
28°C | 23°C
SW 4 km/h
8.8 mm
broken clouds and rain

broken clouds and rain

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