Climate Change & Variability in the Midwest

The climate of the Midwest has changed over time since the beginning of modern records in 1895.  Presented here are maps of the state average annual and seasonal temperature and precipitation trends between 1895 and 2006. Temperature trends are given in Degrees Fahrenheit change over 112 years, and precipitation trends are reported as inches of precipitation change over 112 years. The state averages used in calculating the trends came from the National Climatic Data Center Climate Division Dataset. Click the image to see in a larger size.

Temperature Trends, 1895-2006

Annual	Spring	Summer	Autumn	Winter

Precipitation Trends, 1895-2006

Annual	Spring	Summer	Autumn	Winter