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September Normals, Means and Extremes for Houston

Normals 1981-2010.  Temperature Records 1889-Present.  Rainfall Records 1889-Present.

Date Normal
High
(F)
Normal
Low
(F)
Record High
(F)
Record Low
(F)
Rec Low Max
(F)
Rec High Min
(F)
Normal Cumulative Precip
Monthly - Yearly (inches)
Record
Precipitation
(inches)

1

93

74

107 - 2000

63 - 1915

78 - 1970

80 - 1962

0.15 - 32.02

2.22 - 1892

2

93

73

104 - 2000

60 - 1893

79 - 1984

79 - 1964

0.29 - 32.16

1.81 - 1969

3

93

73

105 - 2000

60 - 1987

73 - 1974

80 - 1985

0.43 - 32.30

3.20 - 1957

4

92

73

109 - 2000

59 - 1974

76 - 1974

80 - 1962

0.57 - 32.44

2.75 - 1973

5

92

73

108 - 2000

55 - 1891

75 - 1967

80 - 1963

0.71 - 32.58

2.07 - 1973

6

92

73

  99 - 1909

56 - 1974

76 - 1918

80 - 1963

0.85 - 32.72

2.90 - 1896

7

92

72

  98 - 1963

59 - 2011

76 - 1921

78 - 1926

1.00 - 32.87

4.55 - 1913

8

92

72

100 - 1907

58 - 1988

78 - 1957

79 - 1949

1.15 - 33.02

0.87 - 1962

9

91

72

100 - 1909

59 - 1988

75 - 1974

80 - 1962

1.30 - 33.17

4.22 - 1900

10

91

72

  99 - 1993

59 - 1988

73 - 1948

78 - 1964

1.46 - 33.33

1.82 - 1998

11

91

 71 

  99 - 2011

56 - 1907

74 - 1894

79 - 2010

1.61 - 33.48

4.81 - 1998

12

91

 71 

101 - 2011

56 - 1907

77 - 1892

79 - 1982

1.76 - 33.63

2.25 - 2003

13

90

 70 

102 - 2011

56 - 1907

76 - 1894

80 - 1993

1.91 - 33.78

7.73 - 2008

14

90

 70 

100 - 2011

55 - 1902

67 - 1913

81 - 1962

2.06 - 33.93

4.11 - 2008

15

90

 70 

  98 - 1980

55 - 1892

76 - 1993

79 - 1962

2.20 - 34.07

3.23 - 1919

16

90

 69 

  98 - 1995

53 - 1979

75 - 1922

79 - 1962

 2.33 - 34.20 

1.72 - 1941

17

89

69

100 - 1995

55 - 2000

69 - 1943

79 - 2006

2.46 - 34.33

1.85 - 1968

18

89

 69 

  99 - 1927

54 - 2000

71 - 1943

79 - 1988

2.59 - 34.46

2.53 - 1908

19

89

69

  97 - 1995

51 - 1981

70 - 1971

78 - 1965

 2.71 - 34.58 

6.92 - 1979

20

 89 

 69 

  99 - 1999

54 - 1901

68 - 1971

79 - 1924

2.84 - 34.71

7.66 - 1976

21

88

 68 

100 - 2005

53 - 1983

70 - 1983

79 - 1964

2.97 - 34.84

3.07 - 1958

22

88

68

100 - 2005

49 - 1983

67 - 1995

81 - 2006

3.09 - 34.96

3.14 - 1965

23

 88 

 68 

  96 - 1993

49 - 1999

72 - 1928

79 - 2000

3.22 - 35.09

2.37 - 1941

24

 88 

67

  95 - 2013

48 - 1975

72 - 2001

78 - 1945

3.35 - 35.22

2.22 - 1933

25

 87 

 67 

  99 - 2005

50 - 1994

71 - 1957

78 - 1958

 3.48 - 35.35 

3.05 - 1906

26

 87 

 67 

  99 - 2005

49 - 2000

64 - 1889

79 - 2005

3.61 - 35.48

2.86 - 1896

27

 87 

 66 

100 - 2005

45 - 1942

71 - 1942

78 - 2005

3.74 - 35.61

3.46 - 1944

28

 87 

 66 

  98 - 1998

48 - 1909

68 - 1936

79 - 1959

3.87 - 35.74

1.25 - 1902

29

 86 

 66 

  96 - 2011

47 - 1908

67 - 1984

78 - 1955

 3.99 - 35.86 

2.51 - 1985

30

 86 

 65 

  95 - 1998

47 - 1890

67 - 1985

78 - 1986

4.12 - 35.99

2.55 - 1913

Month

89.7

69.8

109 - 2000

45 - 1942

64 - 1889

81 - 2006

 4.12 inches

7.73 - 2008


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