The positive ambiance and all the tremendous passtime activities are in themselves reason enough to come here. You've been indoors for too much time, and Picnic Point in Illinois is exactly what you need. A visit to Illinois is not complete without some camping. A typical amount of rainfall falls here at Picnic Point. July is when you get the most rain here while February is commonly the driest month. Summertime at Picnic Point comes with high temperatures in the 80's. When the night sets in temperatures fall down into the 60's. Throughout the winter highs are in the 20's, and winter nights come with lows in the 0's to Picnic Point.