Typical Weather in Sioux City, IA in July
87° F Avg High
64° F Avg Low
5 Rainy Days
☀️ Temperature Summary
July is a popular time to visit, with an inviting climate featuring warm temperatures. July is one of the warmer months of the year for Sioux City, with highs averaging around 87°F. Overnight lows will be around 64°F on average. This is the hottest month of the year in Sioux City.
Be ready to seek shade during the day, as mid-day temperatures can be dangerous if you're caught without a way to cool off. If you're looking to beat the heat a bit, you might consider visiting in June instead, when daily highs are typically closer to 84°.
High Temps Throughout the Year
🎒 What to Pack
Pick up a few of these items to keep your trip fun and comfortable.
☔ Rain Summary
In July you can expect close to a 15% chance of rain for any given day. It rains less than usual in July, with total rainfall for the month typically near 3 inches.
Rainfall Throughout the Year
Planning a trip to Sioux City? Try our free trip weather planner