BRITISH SUMMER TIME --------------------- Change over time is normally 2AM. 21 May 1916 To 1 October 1916 - 1 Hour 8 April 1917 To 17 Septemb 1917 - 1 Hour 24 March 1918 To 30 Septemb 1918 - 1 Hour 30 March 1919 To 29 Septemb 1919 - 1 Hour 28 March 1920 To 25 October 1920 - 1 Hour 3 April 1921 To 3 October 1921 - 1 Hour 26 March 1922 To 8 October 1922 - 1 Hour 22 April 1923 To 16 Septemb 1923 - 1 Hour 13 April 1924 To 21 Septemb 1924 - 1 Hour 19 April 1925 To 4 October 1925 - 1 Hour 18 April 1926 To 3 October 1926 - 1 Hour 10 April 1927 To 2 October 1927 - 1 Hour 22 April 1928 To 7 October 1928 - 1 Hour 21 April 1929 To 6 October 1929 - 1 Hour 13 April 1930 To 5 October 1930 - 1 Hour 19 April 1931 To 4 October 1931 - 1 Hour 17 April 1932 To 2 October 1932 - 1 Hour 9 April 1933 To 8 October 1933 - 1 Hour 22 April 1934 To 7 October 1934 - 1 Hour 14 April 1935 To 6 October 1935 - 1 Hour 19 April 1936 To 4 October 1936 - 1 Hour 18 April 1937 To 3 October 1937 - 1 Hour 10 April 1938 To 2 October 1938 - 1 Hour 16 April 1939 To 19 November 1939 - 1 Hour 25 Febru 1940 To 3 May 1940 - 1 Hour 4 May 1940 To 10 October 1940 - 2 Hous 11 Octob 1941 To 31 December1941 - 1 Hour 1 Janua 1942 To 4 April 1942 - 1 Hour 5 April 1942 To 9 August 1942 - 2 Hours 10 Augus 1942 To 31 December1942 - 1 Hour 1 Janua 1943 To 3 April 1943 - 1 hour 4 April 1943 To 15 August 1943 - 2 Hours 16 August1943 To 31 December1943 - 1 Hour 1 Janu 1944 To 1 April 1944 - 1 Hour 2 April 1944 To 17 September1944 - 2 Hours 18 Sept 1944 T0 31 December 1944 - 1 Hours 1 Janua 1945 To 31 March 1945 - 1 Hour 1 April 1945 To 15 July 1945 - 2 Hours 16 July 1945 To 7 October 1945 - 1 hours 14 April 1946 To 6 October 1946 - 1 Hour 16 March 1947 To 12 April 1947 - 1 Hour 13 April 1947 To 10 August 1947 - 2 Hours 11 Augus 1947 To 2 Novembe 1947 - 1 Hour 14 March 1948 To 31 October 1948 - 1 Hour 3 April 1949 To 30 October 1949 - 1 Hour 16 April 1950 To 22 October 1950 - 1 Hour 15 April 1951 To 21 October 1951 - 1 Hour 20 April 1952 To 26 October 1952 - 1 Hour 19 April 1953 To 4 October 1953 - 1 Hour 11 April 1954 To 3 October 1954 - 1 Hour 17 April 1955 To 2 October 1955 - 1 Hour 22 April 1956 To 7 October 1956 - 1 Hour 14 April 1957 To 6 October 1957 - 1 Hour 20 April 1958 To 5 October 1958 - 1 Hour 19 April 1959 To 4 Novembe 1959 - 1 Hour 10 April 1960 To 2 October 1960 - 1 Hour 26 March 1961 To 29 October 1961 - 1 Hour 25 March 1962 To 28 October 1962 - 1 Hour 31 March 1963 To 27 October 1963 - 1 Hour 22 March 1964 To 25 October 1964 - 1 Hour 21 March 1965 To 24 October 1965 - 1 Hour 20 March 1966 To 23 October 1966 - 1 Hour 19 March 1967 To 29 October 1967 - 1 Hour 18 Febru 1968 To 31 Decembe 1968 - 1 Hour 1 Janu 1969 To 31 Decembe 1969 - 1 Hour 1 Janu 1970 To 31 Decembe 1970 - 1 Hour 1 Janu 1971 To 31 October 1971 - 1 Hour 19 March 1972 To 29 October 1972 - 1 Hour 18 March 1973 To 28 October 1973 - 1 Hour 17 March 1974 To 27 October 1974 - 1 Hour 16 March 1975 To 26 October 1975 - 1 Hour 21 March 1976 To 24 October 1976 - 1 Hour 20 March 1977 To 23 October 1977 - 1 Hour 19 March 1978 To 22 October 1978 - 1 Hour 18 March 1979 To 28 October 1979 - 1 Hour 16 March 1980 To 26 October 1980 - 1 Hour 29 March 1981 To 25 October 1981 - 1 Hour 28 March 1982 To 24 October 1982 - 1 Hour 27 March 1983 To 23 October 1983 - 1 Hour 25 March 1984 To 28 October 1984 - 1 Hour 31 March 1985 To 27 October 1985 - 1 Hour 30 March 1986 To 26 October 1986 - 1 Hour 29 March 1987 To 25 October 1987 - 1 Hour 27 March 1988 To 30 October 1988 - 1 Hour 26 March 1989 To 29 October 1989 - 1 Hour 25 March 1990 To 28 October 1990 - 1 Hour 31 March 1991 To 27 October 1991 - 1 Hour 29 March 1992 To 25 October 1992 - 1 Hour