IPSWICH st,

Monthly Extreme Maximum Temperature (Degrees Fahrenheit)

(394206)

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 201303
a = 1 day missing, b = 2 days missing, c = 3 days, ..etc..,
z = 26 or more days missing, A = Accumulations present
Long-term means based on columns; thus, the monthly row may not
sum (or average) to the long-term annual value.
MAXIMUM ALLOWABLE NUMBER OF MISSING DAYS : 5
Individual Months not used for annual or monthly statistics if more than 5 days are missing.
Individual Years not used for annual statistics if any month in that year has more than 5 days missing.
YEAR(S) JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC ANN
1894 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1895 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1896 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1897 ----- z ----- z ----- z ----- z ----- z ----- z ----- z 92.00 q 101.00 92.00 76.00 50.00 101.00
1898 48.00 f 58.00 68.00 87.00 85.00 94.00 100.00 99.00 98.00 81.00 76.00 25.00 z 100.00
1899 40.00 w 91.00 a 55.00 85.00 90.00 94.00 104.00 92.00 t 90.00 78.00 a 64.00 54.00 104.00
1900 65.00 46.00 63.00 86.00 98.00 100.00 103.00 113.00 87.00 80.00 66.00 60.00 b 113.00
1901 55.00 57.00 72.00 92.00 95.00 97.00 115.00 103.00 95.00 82.00 68.00 b 40.00 115.00
1902 45.00 50.00 55.00 87.00 93.00 94.00 b 100.00 96.00 91.00 78.00 62.00 47.00 100.00
1903 44.00 40.00 58.00 76.00 85.00 93.00 m 101.00 95.00 83.00 80.00 70.00 44.00 101.00
1904 35.00 35.00 e 58.00 81.00 84.00 79.00 o 95.00 99.00 90.00 78.00 75.00 51.00 99.00
1905 45.00 59.00 73.00 78.00 83.00 88.00 96.00 95.00 92.00 89.00 68.00 38.00 96.00
1906 38.00 46.00 60.00 90.00 93.00 91.00 c 101.00 99.00 96.00 85.00 60.00 52.00 h 101.00
1907 36.00 41.00 79.00 76.00 78.00 95.00 96.00 100.00 b 75.00 q 80.00 58.00 a 53.00 100.00
1908 56.00 f 50.00 n 58.00 a 89.00 a 87.00 b ----- z ----- z ----- z ----- z ----- z ----- z ----- z 89.00
1909 41.00 g 40.00 a 57.00 71.00 92.00 a 93.00 99.00 95.00 88.00 90.00 76.00 37.00 99.00
1910 38.00 38.00 83.00 88.00 a 85.00 100.00 101.00 89.00 u 87.00 h 90.00 ----- z 45.00 101.00
1911 36.00 a 37.00 74.00 e 84.00 93.00 105.00 m 103.00 98.00 95.00 72.00 59.00 d 44.00 105.00
1912 37.00 41.00 i 58.00 82.00 86.00 102.00 95.00 a 94.00 92.00 90.00 70.00 58.00 102.00
1913 46.00 65.00 63.00 a 87.00 98.00 a 100.00 103.00 a 104.00 106.00 ----- z 70.00 c 56.00 106.00
1914 45.00 42.00 70.00 81.00 84.00 89.00 110.00 103.00 a 93.00 88.00 72.00 c 55.00 110.00
1915 42.00 37.00 42.00 85.00 a 86.00 84.00 88.00 87.00 a 88.00 b 75.00 a 70.00 48.00 88.00
1916 32.00 51.00 63.00 74.00 91.00 a 87.00 100.00 96.00 ----- z 74.00 72.00 60.00 100.00
1917 43.00 41.00 67.00 70.00 88.00 96.00 102.00 96.00 87.00 80.00 73.00 51.00 102.00
1918 43.00 55.00 76.00 73.00 89.00 94.00 a 101.00 100.00 88.00 83.00 63.00 60.00 d 101.00
1919 49.00 49.00 58.00 77.00 85.00 92.00 101.00 b 96.00 95.00 76.00 a 49.00 48.00 101.00
1920 42.00 44.00 68.00 59.00 82.00 90.00 100.00 ----- z ----- z 90.00 f 60.00 53.00 100.00
1921 57.00 62.00 84.00 86.00 86.00 104.00 100.00 97.00 98.00 80.00 66.00 55.00 104.00
1922 40.00 37.00 55.00 79.00 81.00 a 94.00 95.00 103.00 101.00 95.00 59.00 41.00 103.00
1923 42.00 44.00 54.00 88.00 86.00 89.00 95.00 92.00 94.00 79.00 70.00 58.00 a 95.00
1924 50.00 58.00 55.00 83.00 77.00 85.00 95.00 95.00 99.00 83.00 a 65.00 57.00 99.00
1925 40.00 49.00 80.00 83.00 96.00 90.00 100.00 106.00 98.00 68.00 69.00 50.00 a 106.00
1926 52.00 60.00 75.00 91.00 100.00 103.00 107.00 105.00 94.00 76.00 67.00 44.00 107.00
1927 48.00 45.00 64.00 82.00 82.00 97.00 90.00 95.00 100.00 87.00 56.00 27.00 d 100.00
1928 ----- z 44.00 w 75.00 78.00 94.00 85.00 94.00 106.00 90.00 88.00 62.00 54.00 106.00
1929 40.00 c 35.00 66.00 80.00 88.00 100.00 104.00 a 106.00 100.00 86.00 45.00 55.00 106.00
1930 38.00 49.00 62.00 66.00 y ----- z ----- z ----- z ----- z 88.00 g 79.00 69.00 ----- z 88.00
1931 55.00 57.00 58.00 82.00 98.00 107.00 107.00 105.00 106.00 86.00 73.00 45.00 107.00
1932 37.00 59.00 a 60.00 74.00 93.00 93.00 a 102.00 97.00 g 91.00 85.00 a 63.00 58.00 a 102.00
1933 47.00 a 58.00 69.00 a 77.00 a ----- z 113.00 u 107.00 104.00 99.00 85.00 70.00 58.00 113.00
1934 53.00 68.00 78.00 89.00 107.00 99.00 112.00 106.00 92.00 88.00 68.00 49.00 112.00
1935 50.00 57.00 70.00 70.00 75.00 94.00 102.00 106.00 94.00 82.00 51.00 41.00 106.00
1936 34.00 28.00 65.00 84.00 91.00 104.00 113.00 106.00 98.00 81.00 53.00 43.00 113.00
1937 12.00 a 36.00 57.00 67.00 92.00 106.00 110.00 106.00 102.00 88.00 69.00 45.00 110.00
1938 40.00 b 47.00 72.00 85.00 83.00 100.00 a 102.00 117.00 95.00 93.00 65.00 51.00 117.00
1939 49.00 44.00 83.00 88.00 100.00 95.00 104.00 101.00 102.00 83.00 72.00 68.00 104.00
1940 40.00 51.00 50.00 76.00 90.00 100.00 107.00 101.00 93.00 82.00 60.00 43.00 107.00
1941 40.00 40.00 65.00 77.00 98.00 94.00 108.00 k 109.00 a 96.00 78.00 69.00 c 60.00 109.00
1942 60.00 a 51.00 70.00 b 95.00 90.00 87.00 96.00 101.00 98.00 93.00 72.00 42.00 101.00
1943 42.00 51.00 82.00 86.00 101.00 97.00 105.00 107.00 93.00 86.00 48.00 53.00 107.00
1944 59.00 46.00 50.00 a 64.00 93.00 95.00 95.00 100.00 85.00 d ----- z ----- z 45.00 d 100.00
1945 43.00 46.00 79.00 83.00 84.00 d 90.00 j ----- z 104.00 ----- z ----- z 48.00 x 53.00 104.00
1946 40.00 b ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 40.00
1947 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1948 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1949 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1950 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1951 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1952 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1953 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1954 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1955 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1956 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1957 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1958 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1959 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1960 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1961 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1962 ----- z ----- z ----- z ----- z ----- z 88.00 91.00 102.00 90.00 88.00 68.00 59.00 102.00
1963 54.00 51.00 81.00 81.00 86.00 103.00 94.00 96.00 89.00 93.00 63.00 53.00 103.00
1964 58.00 55.00 63.00 81.00 95.00 93.00 102.00 98.00 90.00 85.00 66.00 39.00 102.00
1965 34.00 60.00 48.00 86.00 86.00 85.00 103.00 110.00 83.00 79.00 72.00 57.00 110.00
1966 38.00 46.00 72.00 a 71.00 91.00 98.00 108.00 94.00 87.00 88.00 56.00 50.00 108.00
1967 44.00 49.00 72.00 75.00 89.00 89.00 101.00 99.00 90.00 84.00 63.00 53.00 101.00
1968 48.00 48.00 73.00 88.00 88.00 98.00 98.00 97.00 90.00 82.00 62.00 39.00 98.00
1969 39.00 34.00 45.00 73.00 102.00 89.00 94.00 98.00 95.00 75.00 63.00 62.00 102.00
1970 38.00 48.00 52.00 84.00 90.00 95.00 98.00 100.00 102.00 92.00 59.00 d 40.00 q 102.00
1971 40.00 46.00 75.00 84.00 83.00 91.00 96.00 104.00 98.00 77.00 66.00 34.00 104.00
1972 40.00 41.00 60.00 70.00 90.00 90.00 91.00 99.00 96.00 79.00 53.00 47.00 99.00
1973 48.00 52.00 60.00 79.00 85.00 94.00 108.00 105.00 88.00 79.00 62.00 49.00 108.00
1974 47.00 57.00 64.00 79.00 85.00 97.00 101.00 100.00 95.00 85.00 65.00 54.00 101.00
1975 47.00 42.00 64.00 73.00 86.00 91.00 106.00 95.00 93.00 88.00 75.00 49.00 106.00
1976 42.00 64.00 64.00 81.00 83.00 98.00 103.00 106.00 101.00 87.00 68.00 49.00 106.00
1977 34.00 59.00 71.00 91.00 87.00 90.00 105.00 90.00 90.00 78.00 62.00 35.00 105.00
1978 28.00 36.00 67.00 69.00 82.00 90.00 96.00 100.00 104.00 83.00 73.00 40.00 104.00
1979 26.00 31.00 49.00 74.00 89.00 94.00 92.00 92.00 97.00 80.00 64.00 60.00 97.00
1980 47.00 41.00 55.00 96.00 89.00 98.00 100.00 104.00 94.00 89.00 69.00 52.00 104.00
1981 65.00 63.00 a 70.00 84.00 83.00 92.00 97.00 97.00 95.00 74.00 68.00 45.00 97.00
1982 36.00 52.00 54.00 80.00 89.00 87.00 99.00 105.00 96.00 76.00 54.00 54.00 a 105.00
1983 54.00 58.00 59.00 74.00 87.00 90.00 97.00 100.00 105.00 82.00 a 60.00 33.00 105.00
1984 48.00 ----- z ----- z 72.00 88.00 85.00 94.00 100.00 95.00 75.00 60.00 49.00 100.00
1985 38.00 57.00 67.00 88.00 91.00 a 92.00 103.00 92.00 85.00 72.00 59.00 37.00 103.00
1986 43.00 44.00 79.00 a 83.00 86.00 94.00 97.00 96.00 80.00 76.00 59.00 b 50.00 97.00
1987 63.00 59.00 66.00 87.00 95.00 98.00 103.00 95.00 92.00 79.00 65.00 51.00 103.00
1988 52.00 64.00 73.00 85.00 93.00 106.00 103.00 106.00 91.00 82.00 55.00 56.00 106.00
1989 46.00 44.00 65.00 81.00 85.00 91.00 106.00 99.00 90.00 89.00 67.00 44.00 106.00
1990 56.00 54.00 65.00 90.00 82.00 92.00 89.00 93.00 94.00 87.00 73.00 56.00 94.00
1991 49.00 60.00 64.00 84.00 88.00 92.00 99.00 104.00 92.00 89.00 58.00 56.00 104.00
1992 51.00 66.00 72.00 97.00 98.00 86.00 88.00 90.00 86.00 89.00 49.00 38.00 98.00
1993 39.00 44.00 71.00 70.00 84.00 86.00 89.00 93.00 86.00 90.00 58.00 39.00 93.00
1994 34.00 42.00 65.00 84.00 86.00 89.00 93.00 88.00 88.00 74.00 58.00 41.00 93.00
1995 37.00 48.00 62.00 64.00 79.00 91.00 96.00 96.00 89.00 83.00 64.00 51.00 96.00
1996 45.00 59.00 56.00 82.00 80.00 91.00 89.00 95.00 96.00 83.00 64.00 32.00 96.00
1997 43.00 37.00 57.00 68.00 87.00 89.00 91.00 95.00 88.00 88.00 a 49.00 54.00 95.00
1998 56.00 a 49.00 60.00 80.00 85.00 85.00 97.00 90.00 99.00 74.00 65.00 65.00 99.00
1999 42.00 57.00 75.00 72.00 85.00 88.00 97.00 95.00 80.00 77.00 77.00 55.00 97.00
2000 49.00 64.00 74.00 73.00 93.00 96.00 94.00 93.00 ----- z 83.00 65.00 36.00 96.00
2001 41.00 37.00 45.00 87.00 94.00 97.00 93.00 101.00 99.00 ----- z 74.00 42.00 101.00
2002 55.00 58.00 59.00 79.00 89.00 106.00 99.00 92.00 96.00 73.00 69.00 54.00 106.00
2003 52.00 46.00 77.00 90.00 84.00 90.00 94.00 106.00 91.00 89.00 63.00 45.00 106.00
2004 46.00 58.00 73.00 87.00 89.00 86.00 92.00 88.00 94.00 80.00 66.00 53.00 94.00
2005 46.00 61.00 74.00 84.00 88.00 93.00 99.00 98.00 95.00 87.00 69.00 45.00 99.00
2006 50.00 44.00 68.00 82.00 90.00 94.00 111.00 93.00 88.00 86.00 73.00 56.00 111.00
2007 41.00 41.00 72.00 80.00 91.00 92.00 103.00 97.00 97.00 85.00 66.00 37.00 103.00
2008 43.00 45.00 60.00 82.00 83.00 84.00 95.00 91.00 85.00 74.00 68.00 41.00 95.00
2009 42.00 41.00 60.00 90.00 89.00 90.00 91.00 92.00 83.00 72.00 63.00 41.00 92.00
2010 37.00 31.00 73.00 80.00 88.00 89.00 99.00 101.00 78.00 84.00 71.00 40.00 101.00
2011 38.00 43.00 44.00 70.00 80.00 95.00 99.00 99.00 89.00 85.00 59.00 54.00 99.00
2012 60.00 49.00 85.00 86.00 90.00 90.00 99.00 97.00 94.00 80.00 59.00 54.00 99.00
2013 40.00 38.00 48.00 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 48.00
Period of Record Statistics
MEAN 44.35 49.19 65.13 80.77 88.54 93.42 99.35 99.05 93.05 82.55 64.52 48.76 102.47
S.D. 8.61 10.22 9.90 7.48 5.80 5.58 5.90 5.76 5.88 5.86 7.02 8.13 5.78
SKEW -0.11 0.65 -0.14 -0.41 0.50 0.49 0.25 0.31 -0.09 -0.11 -0.54 -0.24 0.08
MAX 65.00 91.00 85.00 97.00 107.00 107.00 115.00 117.00 106.00 95.00 77.00 68.00 117.00
MIN 12.00 28.00 42.00 59.00 75.00 84.00 88.00 87.00 78.00 68.00 45.00 27.00 88.00
NO YRS 95 95 98 97 96 92 95 93 92 94 96 95 73