Columbine seemed to kick off a spate of school shootings in the country in the years since, the deadliest taking place in 2007 when a gunman opened fire on the campus of Virginia Tech University in Blacksburg, Va., killing 32. Sue Klebold recalled the horror of that morning in her interview with Sawyer.
Average Weather in Waterloo Iowa, United States. Waterloo has a humid continental climate with hot summers and no dry season. The temperature typically varies from 12Â°F to 84Â°F over the course of the year, and is rarely below -9Â°F or above 92Â°F. The warm season lasts for 128 days, from May 17 to September 22, with an average daily high temperature above 72Â°F.
CLIMATE OVERVIEW. Iowa, Iowa, gets 35 inches of rain per year. The US average is 39. Snowfall is 30 inches. The average US city gets 26 inches of snow per year. The number of days with any measurable precipitation is 64. On average, there are 200 sunny days per year in Iowa, Iowa. The July high is around 84 degrees. The January low is 11. Sperling's comfort index for Iowa is a 32 out of 100, where a higher score indicates a more comfortable year-around climate. The US average for the comfort index is 54.