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May Normals, Means and Extremes for Galveston

Normals 1981-2010.  Temperature Records 1874-Present.  Rainfall Records 1871-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 (in)
Record
Precipitation
(inches)

1

79

69

88 - 1875

52 - 1903

65 - 1903

76 - 2011

0.13 - 13.11

3.41 - 1974

2

80

69

87 - 1900

53 - 1929

64 - 1970

76 - 2002

0.25 - 13.23

2.02 - 1966

3

80

69

94 - 1984

50 - 2013

66 - 1954

76 - 2012

0.40 - 13.38

1.66 - 1990

4

80

69

88 - 1951

52 - 1954

67 - 1954

78 - 2002

0.54 - 13.52

2.55 - 1904

5

80

70

87 - 1908

57 - 1957

67 - 1979

77 - 2012

0.68 - 13.66

3.44 - 1941

6

81

70

85 - 2012

53 - 1917

68 - 1957

77 - 2012

0.81 - 13.79

2.10 - 1987

7

81

70

87 - 1934

53 - 1917

60 - 1917

79 - 2002

0.94 - 13.92

2.83 - 1938

8

81

71

87 - 2008

54 - 1917

66 - 1917

78 - 2009

1.07 - 14.05

3.02 - 1885

      9

81

71

88 - 2002

58 - 1885

69 - 1917

78 - 2002

1.17 - 14.15

2.80 - 1991

10

82

71

87 - 1998

59 - 1981

70 - 1997

78 - 2002

1.26 - 14.24

2.71 - 1936

11

82

71

89 - 1995

60 - 1924

71 - 1909

79 - 1996

1.35 - 14.33

1.52 - 1930

12

82

72

87 - 2009

56 - 1960

70 - 1960

79 - 2002

1.43 - 14.41

2.95 - 1972

13

82

72

93 - 2011

60 - 1971

70 - 1960

78 - 2009

1.52 - 14.50

3.77 - 1969

14

83

72

88 - 2007

61 - 2014

72 - 1976

78 - 1995

1.61 - 14.59

3.63 - 2010

15

83

72

89 - 1875

55 - 2014

68 - 1907

80 - 1995

1.71 - 14.69

2.36 - 1953

16

83

72

90 - 1875

56 - 1945

70 - 1970

78 - 2003

1.80 - 14.78

2.53 - 1969

17

83

73

87 - 2012

58 - 1945

71 - 1886

79 - 1995

1.90 - 14.88

2.34 - 2002

18

84

73

89 - 1875

58 - 1916

71 - 2002

80 - 1995

2.01 - 14.99

5.88 - 1929

19

84

73

87 - 2008

56 - 2002

73 - 2002

78 - 1990

2.11 - 15.09

4.04 - 1984

20

84

73

91 - 2003

59 - 1981

72 - 1894

78 - 1989

2.21 - 15.19

4.89 - 1947

21

84

74

92 - 2005

61 - 1883

74 - 1931

79 - 1990

2.33 - 15.31

6.13 - 1916

22

85

74

90 - 2012

54 - 1892

67 - 1892

78 - 1989

2.49 - 15.47

2.56 - 1913

23

85

74

90 - 1877

59 - 1892

70 - 1892

79 - 2008

2.66 - 15.64

1.76 - 1947

24

85

74

91 - 1988

62 - 1940

74 - 1913

79 - 2008

2.83 - 15.81

2.74 - 1919

25

85

74

89 - 1958

64 - 1951

73 - 1919

80 - 2012

3.02 - 16.00

1.85 - 1871

26

85

75

93 - 2011

62 - 1901

75 - 1925

80 - 1996

3.26 - 16.24

1.91 - 1883

27

86

75

90 - 1922

57 - 1961

70 - 1961

80 - 2000

3.50 - 16.48

5.24 - 1874

28

86

75

90 - 2010

62 - 1901

76 - 1961

81 - 1996

3.73 - 16.71

2.11 - 2014

29

86

75

90 - 1959

64 - 1992

72 - 1992

81 - 1996

3.92 - 16.90

2.86 - 1914

30

86

75

91 - 2011

57 - 1889

72 - 1889

80 - 2012

4.12 - 17.10

7.14 - 1975

31

86

76

93 - 1911

61 - 1889

72 - 1889

81 - 1989

4.32 - 17.30

2.09 - 1981

Month

83.0

72.3

94 - 1984

50 - 2013

60 - 1917

81 - 1996

         4.32 - 17.30

7.14 - 1975


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