National Weather Service United States Department of Commerce

Widespread Showers in the Mid-Atlantic

Widespread showers and some thunderstorms from Ian may produce isolated flash flooding in the central Appalachians into the Mid-Atlantic and southern New England through the weekend. Hazardous conditions persist along portions of the East coast. Showers, thunderstorms, and high elevation snow are possible across the Central/Southern Rockies and into the Great Basin. Read More >

National Weather Service - Denver/Boulder, Colorado

Denver Area Normals & Extremes for April

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

60

84

2012

55

1946   31

10

1975

18

1936   1.29 1905 9.0 1891

2

60

84

2011

52

1889   31

-2*

1975

26

1999^   1.99 1957 17.3 1957

3

60

78

2021^

54

1882   32

7

1891

17

1945   0.98 1964 10.4 1986

4

60

80

2021

54

1929   32

6

1920

25

1983   0.73 1900 4.9 1983

5

60

82

1991

45

2011^   32

12

1983

27

1983   1.00 1909 14.0 1909

6

60

83

1991

53

1893   32

7

1983

28

1983   0.54 1940 3.5 1938

7

61

82

1978

53

1890   32

9

1957

26

1938   0.90 1973 10.1 1973

8

61

81

1930

54

1930   32

5

1973

29

1914   0.87 1959 11.6 1959

9

61

81

1977

55

1907   32

9

2013

22

2013   0.86 1978 6.0 2013

10

61

80

1996^

55

1896   33

6

2013

20

1997   1.09 2005 6.9 1933

11

61

80

1982^

48

1967^   33

8

1997^

19

1997^   1.15 1901 8.5 1901

12

61

79

2018^

51

1925   33

6

1997

30

1997^   0.57 1993 4.8 1991

13

61

85

2006

53

1932   33

10

2022

25

2020   3.25 1967 8.5 1974

14

61

83

1963

56

1937   33

11

2020

21

1945   0.76 1938 4.8 1945

15

61

84

2002

57

2022   34

18

1902^

32

1945   1.80 1950 9.0 1921

16

61

84

1985

52

1935   34

19

2020

29

1922   1.22 2015 11.8 2016

17

62

83

2006^

53

1985   34

12

2020

28

1944   1.16 2009 8.5 1920

18

62

82

1987

54

1919   34

8

1953

27

1920   1.54 1884 10.0 1884

19

62

83

1961

51

2001   34

13

1893

26

1966   1.26 1942 13.0 1907

20

62

83

1989^

52

1965^   35

13

1966

31

1892   0.95 1984 11.4 1984

21

62

89

1989

60

1932   35

14

1907

32

1933   1.13 1952 8.0 1933

22

62

89

2022

55

1989^   35

21

2013

34

2001   1.32 1999 4.5 1971

23

63

85

1989

55

1939   35

17

1873

28

1873   2.26 1885 23.0 1885

24

63

88

2012

53

1949   36

15

1973

30

1873   2.16 1935 8.0 1905

25

63

83

1987^

56

1949   36

20

1924

26

1924   0.94 1985 12.5 1935

26

63

84

1981

53

1981^   36

18

1924

33

1924   3.04 1972 15.7 1972

27

64

84

1992

59

1876   37

23

1994

33

1917   1.60 1919 4.8 1918

28

64

86

1910

54

1927^   37

24

1917

31

1917   0.44 1950 4.9 1950

29

64

83

2018^

54

2007^   37

12

1877

28

1907   1.43 1900 6.9 1960

30

65

90#

1992

56

1992   38

19

1909

33

2004   2.03 1999 6.0 1991

 

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:  90° on 4/30/1992

* - Lowest Temperature of the Month:  -2° on 4/2/1975

- The April Mean Temperature is 47.8° (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