Find 60 hotels in Delta

Exploring Delta

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

• St. Mary's Church
• Lake Keomah State Park
• William Penn University
• Southern Iowa Fair
• Legion Park
• Nelson Pioneer Farm Museum
• Oskaloosa Public Library

When is the Best Time to Explore Delta?

If you're curious when is the best time of year to travel to Delta, you might find this info about seasonal weather helpful when you are organising your getaway. The warmest months in Delta are typically July and August, whereas the coldest months are usually January and February. The months with the most rain are June and May, 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 9°C and at night it is -9°C. Seasonal average rainfall is 174 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 435 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 307 mm.
• Between October and December, the average temp during the day is 17°C and -4°C at night. Seasonal average rain is 218 mm.
• Average annual rainfall in Delta is 1134 mm.