NWS Boulder Denver Daily Normals and Records January

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National Weather Service - Denver/Boulder, Colorado

Denver Area Normals & Extremes for January

January | February | March | April | May | June | July | August | September | October | November | December

Date	Normal High	Record High	Year Set	Record Warmest Minimum	Year Set		Normal Low	Record Low	Year Set	Record Coldest Maximum	Year Set		Maximum Precipitation	Year Set	Maximum Snowfall	Year Set
1	44	67	1882	42	1918		18	-19	1901	2	1942		0.50	1897	5.0	1897
2	44	72	1997	42	1893		18	-17	1911	5	1911		0.37	1949	7.3	1971
3	44	65	1918^	40	1918^		18	-17	1974	-1	1959		0.48	1874	4.3	1972
4	44	67	1956^	52	1893		18	-16	1974^	2	1942		0.26	1963	4.0	1963
5	44	72	1956^	44	1927		18	-17	1974	4	1974		0.25	1989	5.4	2007
6	45	66	2006^	37	1923^		19	-21	1913	-8	1913		0.47	1920	5.5	1940
7	45	69	2006^	42	1923		19	-18	1913	-8	1937		0.64	1992	13.8	1992
8	45	69	1956^	39	1885		19	-19	1886	3	1937		0.92	1962	12.0	1962
9	45	72	1953	43	1917		19	-29*	1875	-1	1962		0.43	2011	6.5	2011
10	45	71	1990	40	1928^		19	-24	1962	1	1918		0.29	2002	2.2	1963
11	45	67	1936	40	1928		19	-25	1963	-9	1963		0.60	1877	4.2	1946
12	45	70	1953	47	1881		19	-25	1963	-1	1997^		0.22	1992	4.4	1992
13	45	69	1996	41	1936^		19	-20	1875	-2	1875		0.24	1932	3.4	1932
14	45	65	1938^	44	1943		19	-18	1888	-4	1888		0.36	1960	4.0	1959
15	45	68	1912	47	1921		19	-20	1888	2	2024^		0.50	1908	10.1	1987
16	45	64	1923	47	1894		19	-19	2024^	0	1886		0.20	2017	2.7	1967
17	45	65	1971	40	1923^		19	-20	1930	-2	1886		0.62	1905	4.0	1930
18	45	65	2017^	38	1920^		19	-19	1984	4	1943		0.28	1980	4.1	1980
19	45	68	1986^	47	1906		19	-20	1883	-9	1883		0.63	1990	7.2	1990
20	45	70	2005	41	1986^		19	-18	1883	-2	1935		0.87	1973	6.9	1973
21	45	71	2009	46	1943		19	-15	1930	-1	1937		0.46	1974	5.7	2018
22	45	68	1981	42	1943^		19	-14	1962	11	1962		0.47	1968	3.4	1979
23	45	69	1981	42	1943		19	-15	1877	9	1894		0.21	1928	3.6	2014
24	45	68	1970	41	1953		19	-18	1872	-4	1872		0.43	1921	8.0	1921
25	45	72	1890	48	1890		19	-20	1872	3	1897		0.36	1967	4.1	1980
26	45	73	1982	47	1888		19	-20	1902	2	1897		0.59	1944	7.0	1944
27	45	76#	1888	42	2015		19	-14	1897	5	1895		0.26	1973	3.0	1899
28	44	69	1888	38	1927		19	-22	1872	4	1951^		0.63	1989	8.6	1989
29	44	67	1920	39	1884		19	-12	1951^	-4	1951		0.60	1883	8.3	1951
30	44	71	1888	45	1971^		19	-10	2023^	4	2023		0.41	1883	4.3	1941
31	44	70	1954	47	1911		19	-24	1951	2	1951		1.22	1883	12.2	1883

The Normal High and Low Temperatures are calculated from 1991-2020 data.

The Temperature Extremes range from 1872-Present

^ - Also in Previous Years

# - Highest Temperatures of the Month: 76° on 1/27/1888

* - Lowest Temperature of the Month: -29° on 1/9/1875 (The lowest temperature in Denver history)

- The January Mean Temperature is 31.7° (from 1991-2020 data)

- Data collected at the Downtown City Office from 1872 thru December 1948, then at the Stapleton Airport Office from

January 1950 thru February 1995, then at Denver International Airport from March 1995 to Present.

Updated: 6/24/2021

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