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Exploring Sully

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

• Iowa Speedway
• Rock Creek State Park
• Arbor Lake
• Historical Village, Vermeer Windmill & Scholte House
• Pella Sports Park
• Central College
• Grinnell College

When is the Best Time to Explore Sully?

If you're curious when is the best time of year to visit Sully, you may find this information about seasonal weather helpful when planning your trip. The warmest months in Sully are typically July and August, whereas the coldest months are usually January and February. The months with the most rain are May and June, whereas January and February have the least.

Here's a rundown 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 8°C and at night it is -10°C. Seasonal average rainfall is 149 mm.
• If you visit between April and June, you can expect an average temp of 27°C during the day and 5°C at night. Average rainfall during this season is 415 mm.
• The daytime average temp from July to September is 28°C and the night-time average is 14°C. Average precipitation for this season is 293 mm.
• Between October and December, the average temp during the day is 17°C and -5°C at night. Seasonal average rain is 191 mm.
• The average annual rainfall in Sully is 1049 mm.