National Weather Service United States Department of Commerce

Heat Across the Center of the Nation; Severe Thunderstorms Across the Great Lakes and Ohio Valley

Heat expands across the Desert Southwest, Plains, Mississippi Valley and Midwest into Monday. Fire weather concerns continue for portions of the Intermountain West. Active monsoonal moisture fuels thunderstorms over the Southwest with possible flash flooding. Tropical cyclone Fausto in the Pacific, should weaken as it approaches Hawaii; Dangerous surf, swells and rip currents are expected. Read More >

Denver's Largest 2 Day Temperature Changes based on Calendar Days
(Red denotes Low to High Change)

Rank Date Change High Low
1 12/14/2008 76 58 -18
2 2/4/1996 72 56 -16
3 12/23/1989 71 53 -18
4 10/10/2019 70 83 13
4 2/6/1933 70 60 -10
4 12/10/1919 70 50 -20
7 12/4/2013 69 56 -13
7 2/2/1951 69 44 -25
7 1/15/1875 69 52 -17
10 1/20/1943 68 65 -3
10 11/11/1911 68 66 -2
10 12/26/1879 68 57 -11
10 1/9/1875 68 39 -29
14 2/22/1914 67 70 3
14 11/16/1894 67 72 5
14 1/29/1873 67 50 -17
17 2/19/2018 66 69 3
17 1/5/2015 66 56 -10
17 1/16/1972 66 59 -7
17 1/3/1950 66 54 -12
17 1/21/1888 66 62 -4