Monthly Average Rainy days in Merrillville (IN)
The number of days each month with rain, snow and hail in Merrillville (Indiana), the United States of America.
- On average, December is the most rainy with 14 days of rain/snow.
- On average, September is the driest month with 9 rainy days.
- The average annual number of rainy days is 138.
Current rainfall in Merrillville (IN)
overcast and heavy rain
almost clear and no rain
clear and no rain