Typical Weather in Iowa City, IA in December
36° F Avg High
19° F Avg Low
3 Rainy Days
☀️ Temperature Summary
December is one of the cooler months of the year for Iowa City, with highs averaging around 36°F. You can expect overnight lows near 19°F most days. Temperatures will usually fall as the month goes on, with daily high temperatures ranging between 43°F and 34°F.
You may want to consider a warmer month to visit Iowa City, unless you're ready to brave the cold. If you're looking to travel when it's warmer, you might consider visiting in November instead, when daily highs are typically closer to 49°.
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 December you can expect close to a 11% chance of rain for any given day. It rains less than usual in December, with total rainfall for the month typically near 2 inches.
Rainfall Throughout the Year
Planning a trip to Iowa City? Try our free trip weather planner