National Weather Service United States Department of Commerce

Wet and Cool in the East this Memorial Day Weekend; Well Above Normal Temperatures in the Northern Plains

A wet Memorial Day weekend is in store for the East, with widespread rainfall of 1 to more than 2 inches expected from the Gulf Coast to southern New England. Well above normal temperatures are forecast to build across the northern Plains. Another round of heavy to excessive rainfall is expected to impact the western Gulf Coast this weekend with Flood Watches in effect. Read More >

             National Weather Service - Denver, Colorado
                Temperature Normals & Extreme for March

     |Normal|Record| Year |Record| Year ||Normal|Record| Year |Record| Year |
DATE | High | High |  Set |Warmest Set  ||  Low |  Low |  Set |coldest  Set |
     |      |      |      |Minimum      ||      |      |      |Maximum      |
-----|------|------|------|------|------||------|------|------|------|------|
  1  |  50  |  74  | 2008 |  48  | 1882 ||  22  | - 7  | 1922 |  14  | 1912 |
  2  |  50  |  74  | 2009 |  47  | 1946 ||  23  | - 7  | 1960 |  11  | 1943 |
  3  |  51  |  76  | 1921 |  47  | 2009 ||  23  | - 8  | 1960 |   6  | 2019 |
  4  |  51  |  76  | 2009 |  47  | 1925^||  23  | - 5  | 2019 |  15  | 2019^|
  5  |  51  |  76  | 1910 |  44  | 1929 ||  24  | - 5  | 1989 |  15  | 1945 |

  6  |  52  |  75  | 1972 |  45  | 1972 ||  24  | - 7  | 1943 |   6  | 1920 |
  7  |  52  |  72  | 1879 |  43  | 1879 ||  24  | - 2  | 1971^|  20  | 1932 |
  8  |  52  |  74  | 1989 |  45  | 1986 ||  24  | - 2  | 1969 |  13  | 1932 |
  9  |  53  |  77  | 1989^|  43  | 1936 ||  25  | - 5  | 1932 |  15  | 1932 |
 10  |  53  |  79  | 1989^|  44  | 1991 ||  25  | - 3  | 1932 |   6  | 1948 |

 11  |  53  |  79  | 1900 |  52  | 1918 ||  25  | - 5  | 1948 |   9  | 1932 |
 12  |  54  |  75  | 1916 |  46  | 1918 ||  26  | - 8  | 1880 |  11  | 1880 |
 13  |  54  |  74  | 2012^|  50  | 1935 ||  26  | -10  | 1880 |  12  | 1880 |
 14  |  54  |  78  | 1935 |  54  | 1908 ||  26  | -10  | 1880 |   8  | 1895 |
 15  |  54  |  79  | 2015 |  52  | 1908 ||  26  | - 8  | 1880 |  19  | 1880 |

 16  |  55  |  81  | 2015 |  56  | 1908 ||  27  | - 4  | 1880 |  14  | 1906 |
 17  |  55  |  76  | 2012 |  47  | 1921^||  27  | - 6  | 1892 |  18  | 1906 |
 18  |  55  |  82  | 1907 |  48  | 1921 ||  27  | - 2  | 1965 |  12  | 1965 |
 19  |  56  |  81  | 1907 |  52  | 1907 ||  27  | - 5  | 1906 |  13  | 1927 |
 20  |  56  |  80  | 1907 |  52  | 1907 ||  28  |   1  | 1965^|  24  | 1913 |

 21  |  56  |  78  | 1995 |  54  | 1907 ||  28  |   0  | 1912 |  20  | 1952 |
 22  |  56  |  79  | 2004 |  47  | 1945^||  28  | - 3  | 1952 |  11  | 1898 |
 23  |  57  |  77  | 2017 |  45  | 1945^||  28  |   1  | 1898 |  19  | 1965 |
 24  |  57  |  76  | 1896 |  50  | 1908 ||  29  | - 3  | 1965 |  18  | 1965 |
 25  |  57  |  75  | 2012^|  50  | 1907^||  29  | - 2  | 1996 |  14  | 1955 |

 26  |  57  |  84# | 1971 |  48  | 1878 ||  29  | - 4  | 1955 |  14  | 1888 |
 27  |  57  |  78  | 1988 |  52  | 1895 ||  29  | - 5  | 1899 |  15  | 1931 |
 28  |  58  |  83  | 1963 |  50  | 1895 ||  29  | -11* | 1886 |  15  | 1886 |
 29  |  58  |  79  | 1967^|  53  | 1967^||  30  |   2  | 1886 |  23  | 1987 |
 30  |  58  |  82  | 2010 |  46  | 1943 ||  30  |  10  | 1987 |  25  | 1954 |
 31  |  58  |  81  | 2012 |  53  | 1893 ||  30  |   5  | 1954^|  21  | 1899 |

The Normal High and Low Temperatures are calculated from 1981-2010 data.
           The Temperature Extremes range from 1872-2021

^ - Also in previous years.

# - Highest Temperature of the Month:  84 degrees on 3/26/1971.

* - Lowest Temperature of the Month:  -11 degrees on 3/28/1886.

- The March Mean Temperature is 40.4 degrees (from 1981-2010 DIA data).

- Data collected at the Downtown City Office from 1872-December 1949, then
  at the Stapleton Airport Office from January 1950-February 1995, then at
  Denver International Airport from March 1995-Present. 


WFO Boulder - 3/31/2021