Hummingbirds From Warm to Cold Unseasonably April 3 - 9, 2007 Watch the dramatic temperature change that occurred across the eastern two-thirds of the U.S. beginning April 3rd. Temperatures averaged 9+ degrees above normal between March 25 and 31st. After these record high temperatures, unseasonably cold air and snow moved in on April 3rd. Put your mouse over the map to see the dramatic change in average temperatures over the next 7 day period. << Back to Today's Update             Journal Questions >> Facebook Pinterest Twitter © 1997 – 2019 Journey North. All rights reserved.