Average monthly rainy days in Rio de Janeiro
The number of days each month with rain, snow and hail in Rio de Janeiro (Rio de Janeiro State), Brazil.
- Most rainy days are in January, February, October, November and December.
- On average, December is the most rainy with 21 days of rain/snow.
- On average, August is the driest month with 9 rainy days.
- The average annual number of rainy days is 174.
Weather Forecasts for Rio de Janeiro
almost clear and no rain
partly cloudy and chance of slight rain
partly cloudy and rain