Lowest temperature in the nation honors goes to Sioux Falls and Aberdeen for May 16, 2014. The mercury bottomed out at 23 this morning in both locales. 

The right conditions conspired to create the plunging temperatures, which no other observation stations in the nation could match.

It’s only the second May temperature record set in Sioux Falls since 2000.  Find out when the other record occurred and another high-low temperature record fact for Sioux Falls in the video.  It's a quick turnaround of 73 degrees in 5 days.