Severe Thunderstorms and Flooding from the Southern Plains to the Great Lakes; Record Heat in the East

Widely scattered severe thunderstorms may produce damaging winds, hail, and flash flooding from the southern Plains into the lower Great Lakes. Elevated to locally critical fire weather conditions will persist across portions of the Southwest and Southern High Plains due to gusty winds and dry conditions. An early-season heatwave will challenge temperature records across the eastern U.S.. Read More >

All Temperature Changes Below are based on Calendar Days (Midnight to Midnight)

Denver's Largest 1 Day (Same Day) Temperature Changes since 1872

(Red denotes Low to High Change)

Rank	Date	Change	High	Low
1	01/25/1872	66	46	-20
2	01/21/1888	64	62	-2
3	12/21/2022	61	51	-10
	01/05/2015	61	56	-5
	12/26/1879	61	57	-4
6	02/08/1936	60	35	-25
	12/27/1886	60	63	3
8	03/26/1971	59	84	25
9	1/16/2024	57	38	-19
	11/20/1898	57	66	9
11	02/07/1936	56	39	-17
	01/19/1886	56	42	-14
	01/08/1875	56	39	-17
14	10/09/2019	55	83	28
	12/29/2017	55	64	9
	09/19/2010	55	96	41
	02/16/1996	55	68	13
	11/28/1958	55	50	-5
	01/21/1935	55	46	-9
	01/07/1912	55	49	-6
	01/07/1909	55	64	9
	02/02/1902	55	45	-10
	01/31/1899	55	50	-5
	12/23/1884	55	54	-1
	01/23/1877	55	40	-15
	11/28/1873	55	54	-1

Denver's Largest 2 Day Temperature Changes since 1872

(For example, a temperature change from 12/13/2008 to 12/14/2008)
(Red denotes Low to High Change)

Rank	Ending Date	Change	High	Low
1	12/14/2008	76	58	-18
2	12/22/2022	75	51	-24
3	02/04/1996	72	56	-16
4	12/23/1989	71	53	-18
5	10/10/2019	70	83	13
	02/06/1933	70	60	-10
	12/10/1919	70	50	-20
8	12/04/2013	69	56	-13
	02/02/1951	69	44	-25
	01/15/1875	69	52	-17
11	03/17/2026	68	73	5
	01/20/1943	68	65	-3
	11/11/1911	68	66	-2
	12/26/1879	68	57	-11
	01/09/1875	68	39	-29
16	2/22/2023	67	60	-7
	02/22/1914	67	70	3
	11/16/1894	67	72	5
	01/29/1873	67	50	-17
20	1/17/2024	66	47	-19
	02/19/2018	66	69	3
	01/05/2015	66	56	-10
	01/16/1972	66	59	-7
	01/03/1950	66	54	-12
	01/21/1888	66	62	-4

Denver's Largest 3 Day Temperature Changes since 1872

(For example, a temperature change from 12/9/1919 to 12/11/1919)
(Red denotes Low to High Change)

Rank	Ending Date	Change	High	Low
1	12/11/1919	81	60	-21
2	02/13/1951	80	73	-7
3	02/04/2020	79	74	-5
4	01/11/1963	78	53	-25
5	11/12/2014	77	64	-13
	12/15/2008	77	58	-19
	01/09/1875	77	48	-29
8	03/18/2026	76	81	5
	02/07/1933	76	60	-16
10	12/4/2013	75	62	-13
	02/02/1989	75	64	-11
	01/28/1951	75	68	-7
	01/20/1943	75	65	-10
14	12/24/2022	74	50	-24
	10/11/2019	74	83	9
	12/4/2008	74	69	-5
	02/13/1981	74	62	-12
	01/05/1913	74	58	-16
	12/26/1879	74	57	-17
20	02/05/1996	73	56	-16
	01/12/1877	73	58	-15

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Severe Thunderstorms and Flooding from the Southern Plains to the Great Lakes; Record Heat in the East

Denver Largest Temperature Changes since 1872