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 >

             NATIONAL WEATHER SERVICE - DENVER, COLORADO
              TEMPERATURE NORMALS AND EXTREMES FOR JULY

     |NORMAL|RECORD| YEAR |RECORD| YEAR ||NORMAL|RECORD| YEAR |RECORD| YEAR |
DATE | HIGH | HIGH |  SET | HIGH |  SET ||  LOW |  LOW |  SET | LOW  |  SET |
     |      |      |      |MINIMUM      ||      |      |      |MAXIMUM      |
-----|------|------|------|------|------||------|------|------|------|------|
  1  |  87  | 102  | 1990 |  70  | 1881 ||  57  |  46  | 1995^|  64  | 1908 |
  2  |  88  | 101^ | 2012 |  69  | 2002^||  57  |  44  | 1997 |  62  | 1906 |
  3  |  88  | 101  | 1874 |  77  | 1881 ||  57  |  46  | 1872 |  54  | 1972 |
  4  |  88  | 102  | 1874 |  70  | 1877 ||  57  |  42* | 1903 |  59  | 1972 |
  5  |  88  | 101  | 1989 |  71  | 1930 ||  57  |  43  | 1972 |  62  | 1960 |

  6  |  89  | 103  | 1973 |  68  | 1988^||  58  |  44  | 1908 |  58  | 1904 |
  7  |  89  | 102  | 1989 |  68  | 1903 ||  58  |  43  | 1952 |  65  | 1952^|
  8  |  89  | 103  | 1989 |  70  | 2005 ||  58  |  45  | 1952 |  57  | 1929 |
  9  |  89  |  98  | 1989 |  70  | 1934 ||  58  |  43  | 1876 |  62  | 2006^|
 10  |  89  | 102  | 2016 |  70  | 1939^||  58  |  45  | 1895 |  53  | 1895 |

 11  |  89  | 102  | 1954 |  71  | 1931 ||  59  |  49  | 1961^|  59  | 1895 |
 12  |  90  | 101  | 1971^|  70  | 1893 ||  59  |  48  | 1987^|  62  | 1987^|
 13  |  90  | 100  | 2003 |  70  | 1900 ||  59  |  47  | 1987 |  60  | 1930 |
 14  |  90  | 100  | 1878 |  70  | 1931 ||  59  |  49  | 1952 |  67  | 1973^|
 15  |  90  | 101  | 2006 |  72  | 1881 ||  59  |  48  | 1973 |  67  | 1906 | 

 16  |  90  | 103  | 2006 |  70  | 1881 ||  59  |  51  | 1962^|  65  | 1887 |
 17  |  90  | 102  | 2010 |  72  | 2019 ||  59  |  45  | 1872 |  62  | 1872 |
 18  |  90  |  99  | 2020^|  70  | 1878 ||  60  |  48  | 1902 |  63  | 1912 |
 19  |  90  | 101  | 2019^|  72  | 1881 ||  60  |  48  | 1897 |  57  | 1897 |
 20  |  90  | 105# | 2005 |  73  | 1934 ||  60  |  43  | 1897 |  66  | 1915 | 

 21  |  90  | 104  | 2005 |  72  | 1934 ||  60  |  51  | 1988^|  62  | 1930 |
 22  |  90  | 102  | 2005 |  70  | 2016 ||  60  |  49  | 1990^|  63  | 1895 |
 23  |  90  | 102  | 2005 |  70  | 1982^||  60  |  49  | 1961 |  65  | 1991 |
 24  |  90  | 100  | 2003 |  71  | 1940 ||  60  |  49  | 2004 |  58  | 2004 |
 25  |  90  |  99  | 1963^|  73  | 2003 ||  60  |  51  | 1973^|  72  | 1977 |

 26  |  90  | 100  | 1910 |  70  | 1931 ||  60  |  51  | 1971^|  64  | 1874 |
 27  |  90  |  98  | 1964 |  72  | 1931 ||  60  |  51  | 1958 |  65  | 1963 |
 28  |  90  |  98  | 1876 |  71  | 1931 ||  60  |  49  | 1892 |  63  | 1892 |
 29  |  90  |  99  | 2005^|  71  | 1943 ||  60  |  47  | 1971 |  58  | 1971 |
 30  |  90  | 101  | 2005 |  70  | 1943 ||  60  |  43  | 1971 |  62  | 2014 |
 31  |  90  | 100  | 1889 |  70  | 1966^||  60  |  42* | 1873 |  62  | 1995 |

 The Normal High and Low Temperatures are calculated from 1981-2010 data.
            The Temperature Extremes range from 1872-2020
                                                                 
^ - Also in previous years.

# - Highest Temperature of the Month: 105 degrees on 7/20/2005
       (Also ties for Highest Temperature in Denver with 8/8/1878, 6/25/2012
                                                               and 6/26/2012)

* - Lowest Temperature of the Month:  42 degrees on 7/4/1903 and 7/31/1873.

- The July Mean Temperature is 74.2 degrees (from 1981-2010 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.

UPDATED: 8/02/2020