Average monthly snow and rainfall in Oak Lawn (IL)
The mean monthly precipitation over the year in Oak Lawn (Illinois), including rain, snow, hail.
- A lot of rain (rainy season) falls in the months: April, May, June, July and August.
- On average, June is the wettest month with 127 mm of precipitation.
- On average, January is the driest month with 55 mm of precipitation.
- The average amount of annual precipitation is 1070 mm.
Weather Forecasts for Oak Lawn (IL)
broken clouds and no rain
broken clouds and thunder
broken clouds and small chance of rain