Find 27 hotels in Sullivan

Exploring Sullivan

The city of Sullivan has some interesting things to see and do. Popular attractions in and around Sullivan include:

• Cave in Rock State Park
• Camp Breckinridge Museum and Arts Center
• Higginson-Henry Wildlife Management Area

When is the Best Time to Explore Sullivan?

If you're wondering when is the best time of year to explore Sullivan, you might find this info about seasonal weather helpful when planning your trip. The warmest months in Sullivan are typically July and August, whereas the coldest months are usually January and February. The months with the most rain are April and March, whereas September and August have the least.

Here's an overview on how much rain you can expect and what the temperatures are going to be like:

• From January to March, the average daytime temperature is 14°C and at night it is -2°C. Seasonal average rainfall is 339 mm.
• If you visit between April and June, you can expect an average temp of 29°C during the day and 9°C at night. Average rainfall during this season is 386 mm.
• The daytime average temp from July to September is 31°C and the night-time average is 17°C. Average precipitation for this season is 281 mm.
• Between October and December, the average temp during the day is 21°C and 1°C at night. Seasonal average rain is 300 mm.
• The annual rainfall average in Sullivan is 1307 mm.