Merrillville (IN) Precipitation: Average Monthly Rainfall and Snowfall
This graph shows the average amount of rainfall per month in Merrillville (Indiana). The numbers are calculated over a 30-year period to provide a reliable average.
- A lot of rain (rainy season) falls in the months: April, May, June, July, August and September.
- On average, August is the wettest month with 146 mm of precipitation.
- On average, November is the driest month with 55 mm of precipitation.
- The average amount of annual precipitation is 1096 mm.
Current rainfall in Merrillville (IN)
overcast and chance of slight rain
broken clouds and no rain
broken clouds and no rain