The weather here in Southern Illinois is more stable and mild than the majority of Illinois which makes the Shawnee Forest, the Shawnee Hills Wine Trail, and other major tourist attractions in this region the perfect vacation from the harsh winters found in Central and Northern Illinois.

Southern Illinois Climate and Weather

With temperatures averaging around 10 degrees warmer than those found in Chicago, the more mild climate of Southern Illinois gets only about 11 inches of snowfall annually compared to the 36 to 48 inches you will likely find near Chicago. The Northern Subtropical Jetstream keeps Southern Illinois ripe for tourism in a climate that more closely mimics our Southern neighbors’ humid subtropical climate than the humid continental climate found in other areas of Illinois.

5 Day Forecast

Lake Wind Advisory

Issued:
3:43 AM CDT on May 26, 2017
Expires:
6:00 PM CDT on May 26, 2017
Mostly Cloudy
Friday 05/26 20%
Mostly Cloudy
Mostly cloudy skies. A stray shower or thunderstorm is possible. High 84F. Winds SSW at 10 to 20 mph.
Chance of a Thunderstorm
Saturday 05/27 60%
Chance of a Thunderstorm
Mixed clouds and sun with scattered thunderstorms. A few storms may be severe. High near 85F. Winds SW at 5 to 10 mph. Chance of rain 60%.
Thunderstorm
Sunday 05/28 80%
Thunderstorm
Scattered thunderstorms in the morning, then mainly cloudy during the afternoon with thunderstorms likely. Potential for severe thunderstorms. High 81F. Winds WSW at 10 to 15 mph. Chance of rain 80%.
Clear
Monday 05/29 10%
Clear
Sunny along with a few clouds. High 83F. Winds WNW at 5 to 10 mph.
Clear
Tuesday 05/30 10%
Clear
Sunny skies. High 83F. Winds W at 10 to 15 mph.

If you’re looking for a vacation away from the frigid cold, or if you would like to enjoy a cooler summertime excursion, Southern Illinois has the perfect climate and attractions to suit any tourist outing. Spend your weekend exploring the great outdoors in our numerous State and National protected areas. Then, enjoy the relaxation of a cool breeze and live music at one of the wonderful stops on the Wine Trail. Finish with a warm campfire at a cozy cabin or a night in one of their hot tubs. Come visit Southern Illinois and get a taste of Midwestern charm with warm southern temperatures.