Average monthly rainy days in Humacao
The number of days each month with rain, snow and hail in Humacao, Puerto Rico.

- Most rainy days are in January, May, June, July, August, September, October, November and December.
- On average, July is the most rainy with 21 days of rain/snow.
- On average, March is the driest month with 11 rainy days.
- The average annual amount of rainy days is: 204.
Weather Forecasts for Humacao
Moderate rain
Patchy rain possible
Moderate rain