Average monthly snow and rainfall in Merrillville (IN)
The mean monthly precipitation over the year in Merrillville (Indiana), including rain, snow, hail.
- 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.
Weather Forecasts for Merrillville (IN)
partly cloudy and thunder
broken clouds and rain
almost clear and no rain