Iowa City Summer Almanac Iowa City, located along the Iowa River in Johnson County has a varying climate.
Summers are warm and winters are cold, but prolonged extreme cold or heat is rare.
Complete Sun and Moon Data for One Day Get the times of sunrise, sunset, moonrise, moonset, transits of the Sun and Moon, and the beginning and end twilight, along with information on the Moon's phase. Seasonal Averages Summer averages for many differing weather parameters.