Planning for the weather is a good way to make your trip to Racines relaxing and enjoyable, especially when you’re splurging. The hottest months are usually July and August with an average temp of 51°F, while the coldest months are January and February with an average of 21°F. The rainiest months in Racines are August, July, June, and May, with each month seeing an average of 10 inches of rainfall.