The featured chart presents the difference in yearly precipitation totals between Des Moines and Sioux City. When Sioux City's precipitation total is higher than Des Moines, a red bar will protrude downward the magnitude of the difference. About 85% of years are wetter for Des Moines than Sioux City, which is largely thanks to the climatology higher precipitation totals as one travels south and east. While still early, this year shows Sioux City slightly ahead and it has been twenty years since Sioux City topped Des Moines for the entire year (2001).

Voting:
Good = 17
Bad = 0