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In Ireland, there is only one time zone in use: Greenwich Mean Time, GMT (UTC+00). Time in Ireland changes on Sunday, March 26 2017 at 01:00 AM (at this moment, clocks move forward 1 hour) as Daylight Saving Time starts.
For comparing the current time in Ireland and United Kingdom or any other country combination, visit time comparison. For an introduction to UTC and world time, read UTC by country. Time changes in Ireland are shown below by city, state or region.
| Regions | Standard Time | Daylight Saving Time | ||||||
|---|---|---|---|---|---|---|---|---|
| Time zone | 2016 | 2017 | 2018 | Time zone | 2016 | 2017 | 2018 | |
| Greenwich Mean Time GMT (UTC+00) | Su, Oct 30. 02:00 AM | Su, Oct 29. 02:00 AM | Su, Oct 28. 02:00 AM | British Summer Time IST (UTC+01) | Su, Mar 27. 01:00 AM | Su, Mar 26. 01:00 AM | Su, Mar 25. 01:00 AM |
The information in this page comes from data published in the Time Zone Database managed by the Internet Assigned Numbers Authority (IANA).
| Year | Time zone Abbreviation | UTC Offset | Time zone Name | Daylight Saving Time | Begins (local time) |
|---|---|---|---|---|---|
| 2018 | GMT | UTC+00 | Greenwich Mean Time | no | Sunday, October 28 2018, 02:00 AM |
| 2018 | IST | UTC+01 | British Summer Time | yes | Sunday, March 25 2018, 01:00 AM |
| 2017 | GMT | UTC+00 | Greenwich Mean Time | no | Sunday, October 29 2017, 02:00 AM |
| 2017 | IST | UTC+01 | British Summer Time | yes | Sunday, March 26 2017, 01:00 AM |
| 2016 | GMT | UTC+00 | Greenwich Mean Time | no | Sunday, October 30 2016, 02:00 AM |
| 2016 | IST | UTC+01 | British Summer Time | yes | Sunday, March 27 2016, 01:00 AM |
| 2015 | GMT | UTC+00 | Greenwich Mean Time | no | Sunday, October 25 2015, 02:00 AM |
| 2015 | IST | UTC+01 | British Summer Time | yes | Sunday, March 29 2015, 01:00 AM |
| 2014 | GMT | UTC+00 | Greenwich Mean Time | no | Sunday, October 26 2014, 02:00 AM |
| 2014 | IST | UTC+01 | British Summer Time | yes | Sunday, March 30 2014, 01:00 AM |
| 2013 | GMT | UTC+00 | Greenwich Mean Time | no | Sunday, October 27 2013, 02:00 AM |
| 2013 | IST | UTC+01 | British Summer Time | yes | Sunday, March 31 2013, 01:00 AM |
| 2012 | GMT | UTC+00 | Greenwich Mean Time | no | Sunday, October 28 2012, 02:00 AM |
| 2012 | IST | UTC+01 | British Summer Time | yes | Sunday, March 25 2012, 01:00 AM |
| 2011 | GMT | UTC+00 | Greenwich Mean Time | no | Sunday, October 30 2011, 02:00 AM |
| 2011 | IST | UTC+01 | British Summer Time | yes | Sunday, March 27 2011, 01:00 AM |
| 2010 | GMT | UTC+00 | Greenwich Mean Time | no | Sunday, October 31 2010, 02:00 AM |
| 2010 | IST | UTC+01 | British Summer Time | yes | Sunday, March 28 2010, 01:00 AM |
| 2009 | GMT | UTC+00 | Greenwich Mean Time | no | Sunday, October 25 2009, 02:00 AM |
| 2009 | IST | UTC+01 | British Summer Time | yes | Sunday, March 29 2009, 01:00 AM |
| 2008 | GMT | UTC+00 | Greenwich Mean Time | no | Sunday, October 26 2008, 02:00 AM |
| 2008 | IST | UTC+01 | British Summer Time | yes | Sunday, March 30 2008, 01:00 AM |
| 2007 | GMT | UTC+00 | Greenwich Mean Time | no | Sunday, October 28 2007, 02:00 AM |
| 2007 | IST | UTC+01 | British Summer Time | yes | Sunday, March 25 2007, 01:00 AM |
| 2006 | GMT | UTC+00 | Greenwich Mean Time | no | Sunday, October 29 2006, 02:00 AM |
| 2006 | IST | UTC+01 | British Summer Time | yes | Sunday, March 26 2006, 01:00 AM |
| 2005 | GMT | UTC+00 | Greenwich Mean Time | no | Sunday, October 30 2005, 02:00 AM |
| 2005 | IST | UTC+01 | British Summer Time | yes | Sunday, March 27 2005, 01:00 AM |
| 2004 | GMT | UTC+00 | Greenwich Mean Time | no | Sunday, October 31 2004, 02:00 AM |
| 2004 | IST | UTC+01 | British Summer Time | yes | Sunday, March 28 2004, 01:00 AM |
| 2003 | GMT | UTC+00 | Greenwich Mean Time | no | Sunday, October 26 2003, 02:00 AM |
| 2003 | IST | UTC+01 | British Summer Time | yes | Sunday, March 30 2003, 01:00 AM |
| 2002 | GMT | UTC+00 | Greenwich Mean Time | no | Sunday, October 27 2002, 02:00 AM |
| 2002 | IST | UTC+01 | British Summer Time | yes | Sunday, March 31 2002, 01:00 AM |
| 2001 | GMT | UTC+00 | Greenwich Mean Time | no | Sunday, October 28 2001, 02:00 AM |
| 2001 | IST | UTC+01 | British Summer Time | yes | Sunday, March 25 2001, 01:00 AM |
| 2000 | GMT | UTC+00 | Greenwich Mean Time | no | Sunday, October 29 2000, 02:00 AM |
| 2000 | IST | UTC+01 | British Summer Time | yes | Sunday, March 26 2000, 01:00 AM |
| 1999 | GMT | UTC+00 | Greenwich Mean Time | no | Sunday, October 31 1999, 02:00 AM |
| 1999 | IST | UTC+01 | British Summer Time | yes | Sunday, March 28 1999, 01:00 AM |
| 1998 | GMT | UTC+00 | Greenwich Mean Time | no | Sunday, October 25 1998, 02:00 AM |
| 1998 | IST | UTC+01 | British Summer Time | yes | Sunday, March 29 1998, 01:00 AM |
| 1997 | GMT | UTC+00 | Greenwich Mean Time | no | Sunday, October 26 1997, 02:00 AM |
| 1997 | IST | UTC+01 | British Summer Time | yes | Sunday, March 30 1997, 01:00 AM |
| 1996 | GMT | UTC+00 | Greenwich Mean Time | no | Sunday, October 27 1996, 02:00 AM |
| 1996 | IST | UTC+01 | British Summer Time | yes | Sunday, March 31 1996, 01:00 AM |
| 1996 | GMT | UTC+00 | Greenwich Mean Time | no | Monday, January 1 1996, 12:00 AM |
| 1995 | GMT | UTC+00 | Greenwich Mean Time | no | Sunday, October 22 1995, 02:00 AM |
| 1995 | IST | UTC+01 | British Summer Time | yes | Sunday, March 26 1995, 01:00 AM |
| 1994 | GMT | UTC+00 | Greenwich Mean Time | no | Sunday, October 23 1994, 02:00 AM |
| 1994 | IST | UTC+01 | British Summer Time | yes | Sunday, March 27 1994, 01:00 AM |
| 1993 | GMT | UTC+00 | Greenwich Mean Time | no | Sunday, October 24 1993, 02:00 AM |
| 1993 | IST | UTC+01 | British Summer Time | yes | Sunday, March 28 1993, 01:00 AM |
| 1992 | GMT | UTC+00 | Greenwich Mean Time | no | Sunday, October 25 1992, 02:00 AM |
| 1992 | IST | UTC+01 | British Summer Time | yes | Sunday, March 29 1992, 01:00 AM |
| 1991 | GMT | UTC+00 | Greenwich Mean Time | no | Sunday, October 27 1991, 02:00 AM |
| 1991 | IST | UTC+01 | British Summer Time | yes | Sunday, March 31 1991, 01:00 AM |
| 1990 | GMT | UTC+00 | Greenwich Mean Time | no | Sunday, October 28 1990, 02:00 AM |
| 1990 | IST | UTC+01 | British Summer Time | yes | Sunday, March 25 1990, 01:00 AM |
| 1989 | GMT | UTC+00 | Greenwich Mean Time | no | Sunday, October 29 1989, 02:00 AM |
| 1989 | IST | UTC+01 | British Summer Time | yes | Sunday, March 26 1989, 01:00 AM |
| 1988 | GMT | UTC+00 | Greenwich Mean Time | no | Sunday, October 23 1988, 02:00 AM |
| 1988 | IST | UTC+01 | British Summer Time | yes | Sunday, March 27 1988, 01:00 AM |
| 1987 | GMT | UTC+00 | Greenwich Mean Time | no | Sunday, October 25 1987, 02:00 AM |
| 1987 | IST | UTC+01 | British Summer Time | yes | Sunday, March 29 1987, 01:00 AM |
| 1986 | GMT | UTC+00 | Greenwich Mean Time | no | Sunday, October 26 1986, 02:00 AM |
| 1986 | IST | UTC+01 | British Summer Time | yes | Sunday, March 30 1986, 01:00 AM |
| 1985 | GMT | UTC+00 | Greenwich Mean Time | no | Sunday, October 27 1985, 02:00 AM |
| 1985 | IST | UTC+01 | British Summer Time | yes | Sunday, March 31 1985, 01:00 AM |
| 1984 | GMT | UTC+00 | Greenwich Mean Time | no | Sunday, October 28 1984, 02:00 AM |
| 1984 | IST | UTC+01 | British Summer Time | yes | Sunday, March 25 1984, 01:00 AM |
| 1983 | GMT | UTC+00 | Greenwich Mean Time | no | Sunday, October 23 1983, 02:00 AM |
| 1983 | IST | UTC+01 | British Summer Time | yes | Sunday, March 27 1983, 01:00 AM |
| 1982 | GMT | UTC+00 | Greenwich Mean Time | no | Sunday, October 24 1982, 02:00 AM |
| 1982 | IST | UTC+01 | British Summer Time | yes | Sunday, March 28 1982, 01:00 AM |
| 1981 | GMT | UTC+00 | Greenwich Mean Time | no | Sunday, October 25 1981, 02:00 AM |
| 1981 | IST | UTC+01 | British Summer Time | yes | Sunday, March 29 1981, 01:00 AM |
| 1980 | GMT | UTC+00 | Greenwich Mean Time | no | Sunday, October 26 1980, 03:00 AM |
| 1980 | IST | UTC+01 | British Summer Time | yes | Sunday, March 16 1980, 02:00 AM |
| 1979 | GMT | UTC+00 | Greenwich Mean Time | no | Sunday, October 28 1979, 03:00 AM |
| 1979 | IST | UTC+01 | British Summer Time | yes | Sunday, March 18 1979, 02:00 AM |
| 1978 | GMT | UTC+00 | Greenwich Mean Time | no | Sunday, October 29 1978, 03:00 AM |
| 1978 | IST | UTC+01 | British Summer Time | yes | Sunday, March 19 1978, 02:00 AM |
| 1977 | GMT | UTC+00 | Greenwich Mean Time | no | Sunday, October 23 1977, 03:00 AM |
| 1977 | IST | UTC+01 | British Summer Time | yes | Sunday, March 20 1977, 02:00 AM |
| 1976 | GMT | UTC+00 | Greenwich Mean Time | no | Sunday, October 24 1976, 03:00 AM |
| 1976 | IST | UTC+01 | British Summer Time | yes | Sunday, March 21 1976, 02:00 AM |
| 1975 | GMT | UTC+00 | Greenwich Mean Time | no | Sunday, October 26 1975, 03:00 AM |
| 1975 | IST | UTC+01 | British Summer Time | yes | Sunday, March 16 1975, 02:00 AM |
| 1974 | GMT | UTC+00 | Greenwich Mean Time | no | Sunday, October 27 1974, 03:00 AM |
| 1974 | IST | UTC+01 | British Summer Time | yes | Sunday, March 17 1974, 02:00 AM |
| 1973 | GMT | UTC+00 | Greenwich Mean Time | no | Sunday, October 28 1973, 03:00 AM |
| 1973 | IST | UTC+01 | British Summer Time | yes | Sunday, March 18 1973, 02:00 AM |
| 1972 | GMT | UTC+00 | Greenwich Mean Time | no | Sunday, October 29 1972, 03:00 AM |
| 1972 | IST | UTC+01 | British Summer Time | yes | Sunday, March 19 1972, 02:00 AM |
| 1971 | GMT | UTC+00 | Greenwich Mean Time | no | Sunday, October 31 1971, 03:00 AM |
| 1968 | IST | UTC+01 | British Summer Time | no | Sunday, October 27 1968, 12:00 AM |
| 1968 | IST | UTC+01 | British Summer Time | yes | Sunday, February 18 1968, 02:00 AM |
| 1967 | GMT | UTC+00 | Greenwich Mean Time | no | Sunday, October 29 1967, 03:00 AM |
| 1967 | IST | UTC+01 | British Summer Time | yes | Sunday, March 19 1967, 02:00 AM |
| 1966 | GMT | UTC+00 | Greenwich Mean Time | no | Sunday, October 23 1966, 03:00 AM |
| 1966 | IST | UTC+01 | British Summer Time | yes | Sunday, March 20 1966, 02:00 AM |
| 1965 | GMT | UTC+00 | Greenwich Mean Time | no | Sunday, October 24 1965, 03:00 AM |
| 1965 | IST | UTC+01 | British Summer Time | yes | Sunday, March 21 1965, 02:00 AM |
| 1964 | GMT | UTC+00 | Greenwich Mean Time | no | Sunday, October 25 1964, 03:00 AM |
| 1964 | IST | UTC+01 | British Summer Time | yes | Sunday, March 22 1964, 02:00 AM |
| 1963 | GMT | UTC+00 | Greenwich Mean Time | no | Sunday, October 27 1963, 03:00 AM |
| 1963 | IST | UTC+01 | British Summer Time | yes | Sunday, March 31 1963, 02:00 AM |
| 1962 | GMT | UTC+00 | Greenwich Mean Time | no | Sunday, October 28 1962, 03:00 AM |
| 1962 | IST | UTC+01 | British Summer Time | yes | Sunday, March 25 1962, 02:00 AM |
| 1961 | GMT | UTC+00 | Greenwich Mean Time | no | Sunday, October 29 1961, 03:00 AM |
| 1961 | IST | UTC+01 | British Summer Time | yes | Sunday, March 26 1961, 02:00 AM |
| 1960 | GMT | UTC+00 | Greenwich Mean Time | no | Sunday, October 2 1960, 03:00 AM |
| 1960 | IST | UTC+01 | British Summer Time | yes | Sunday, April 10 1960, 02:00 AM |
| 1959 | GMT | UTC+00 | Greenwich Mean Time | no | Sunday, October 4 1959, 03:00 AM |
| 1959 | IST | UTC+01 | British Summer Time | yes | Sunday, April 19 1959, 02:00 AM |
| 1958 | GMT | UTC+00 | Greenwich Mean Time | no | Sunday, October 5 1958, 03:00 AM |
| 1958 | IST | UTC+01 | British Summer Time | yes | Sunday, April 20 1958, 02:00 AM |
| 1957 | GMT | UTC+00 | Greenwich Mean Time | no | Sunday, October 6 1957, 03:00 AM |
| 1957 | IST | UTC+01 | British Summer Time | yes | Sunday, April 14 1957, 02:00 AM |
| 1956 | GMT | UTC+00 | Greenwich Mean Time | no | Sunday, October 7 1956, 03:00 AM |
| 1956 | IST | UTC+01 | British Summer Time | yes | Sunday, April 22 1956, 02:00 AM |
| 1955 | GMT | UTC+00 | Greenwich Mean Time | no | Sunday, October 2 1955, 03:00 AM |
| 1955 | IST | UTC+01 | British Summer Time | yes | Sunday, April 17 1955, 02:00 AM |
| 1954 | GMT | UTC+00 | Greenwich Mean Time | no | Sunday, October 3 1954, 03:00 AM |
| 1954 | IST | UTC+01 | British Summer Time | yes | Sunday, April 11 1954, 02:00 AM |
| 1953 | GMT | UTC+00 | Greenwich Mean Time | no | Sunday, October 4 1953, 03:00 AM |
| 1953 | IST | UTC+01 | British Summer Time | yes | Sunday, April 19 1953, 02:00 AM |
| 1952 | GMT | UTC+00 | Greenwich Mean Time | no | Sunday, October 26 1952, 03:00 AM |
| 1952 | IST | UTC+01 | British Summer Time | yes | Sunday, April 20 1952, 02:00 AM |
| 1951 | GMT | UTC+00 | Greenwich Mean Time | no | Sunday, October 21 1951, 03:00 AM |
| 1951 | IST | UTC+01 | British Summer Time | yes | Sunday, April 15 1951, 02:00 AM |
| 1950 | GMT | UTC+00 | Greenwich Mean Time | no | Sunday, October 22 1950, 03:00 AM |
| 1950 | IST | UTC+01 | British Summer Time | yes | Sunday, April 16 1950, 02:00 AM |
| 1949 | GMT | UTC+00 | Greenwich Mean Time | no | Sunday, October 30 1949, 03:00 AM |
| 1949 | IST | UTC+01 | British Summer Time | yes | Sunday, April 3 1949, 02:00 AM |
| 1948 | GMT | UTC+00 | Greenwich Mean Time | no | Sunday, October 31 1948, 03:00 AM |
| 1948 | IST | UTC+01 | British Summer Time | yes | Sunday, April 18 1948, 02:00 AM |
| 1947 | GMT | UTC+00 | Greenwich Mean Time | no | Sunday, November 2 1947, 02:00 AM |
| 1947 | IST | UTC+01 | British Summer Time | yes | Sunday, March 16 1947, 02:00 AM |
| 1946 | GMT | UTC+00 | Greenwich Mean Time | no | Sunday, October 6 1946, 02:00 AM |
| 1940 | IST | UTC+01 | British Summer Time | yes | Sunday, February 25 1940, 02:00 AM |
| 1939 | GMT | UTC+00 | Greenwich Mean Time | no | Sunday, November 19 1939, 03:00 AM |
| 1939 | IST | UTC+01 | British Summer Time | yes | Sunday, April 16 1939, 02:00 AM |
| 1938 | GMT | UTC+00 | Greenwich Mean Time | no | Sunday, October 2 1938, 03:00 AM |
| 1938 | IST | UTC+01 | British Summer Time | yes | Sunday, April 10 1938, 02:00 AM |
| 1937 | GMT | UTC+00 | Greenwich Mean Time | no | Sunday, October 3 1937, 03:00 AM |
| 1937 | IST | UTC+01 | British Summer Time | yes | Sunday, April 18 1937, 02:00 AM |
| 1936 | GMT | UTC+00 | Greenwich Mean Time | no | Sunday, October 4 1936, 03:00 AM |
| 1936 | IST | UTC+01 | British Summer Time | yes | Sunday, April 19 1936, 02:00 AM |
| 1935 | GMT | UTC+00 | Greenwich Mean Time | no | Sunday, October 6 1935, 03:00 AM |
| 1935 | IST | UTC+01 | British Summer Time | yes | Sunday, April 14 1935, 02:00 AM |
| 1934 | GMT | UTC+00 | Greenwich Mean Time | no | Sunday, October 7 1934, 03:00 AM |
| 1934 | IST | UTC+01 | British Summer Time | yes | Sunday, April 22 1934, 02:00 AM |
| 1933 | GMT | UTC+00 | Greenwich Mean Time | no | Sunday, October 8 1933, 03:00 AM |
| 1933 | IST | UTC+01 | British Summer Time | yes | Sunday, April 9 1933, 02:00 AM |
| 1932 | GMT | UTC+00 | Greenwich Mean Time | no | Sunday, October 2 1932, 03:00 AM |
| 1932 | IST | UTC+01 | British Summer Time | yes | Sunday, April 17 1932, 02:00 AM |
| 1931 | GMT | UTC+00 | Greenwich Mean Time | no | Sunday, October 4 1931, 03:00 AM |
| 1931 | IST | UTC+01 | British Summer Time | yes | Sunday, April 19 1931, 02:00 AM |
| 1930 | GMT | UTC+00 | Greenwich Mean Time | no | Sunday, October 5 1930, 03:00 AM |
| 1930 | IST | UTC+01 | British Summer Time | yes | Sunday, April 13 1930, 02:00 AM |
| 1929 | GMT | UTC+00 | Greenwich Mean Time | no | Sunday, October 6 1929, 03:00 AM |
| 1929 | IST | UTC+01 | British Summer Time | yes | Sunday, April 21 1929, 02:00 AM |
| 1928 | GMT | UTC+00 | Greenwich Mean Time | no | Sunday, October 7 1928, 03:00 AM |
| 1928 | IST | UTC+01 | British Summer Time | yes | Sunday, April 22 1928, 02:00 AM |
| 1927 | GMT | UTC+00 | Greenwich Mean Time | no | Sunday, October 2 1927, 03:00 AM |
| 1927 | IST | UTC+01 | British Summer Time | yes | Sunday, April 10 1927, 02:00 AM |
| 1926 | GMT | UTC+00 | Greenwich Mean Time | no | Sunday, October 3 1926, 03:00 AM |
| 1926 | IST | UTC+01 | British Summer Time | yes | Sunday, April 18 1926, 02:00 AM |
| 1925 | GMT | UTC+00 | Greenwich Mean Time | no | Sunday, October 4 1925, 03:00 AM |
| 1925 | IST | UTC+01 | British Summer Time | yes | Sunday, April 19 1925, 02:00 AM |
| 1924 | GMT | UTC+00 | Greenwich Mean Time | no | Sunday, September 21 1924, 03:00 AM |
| 1924 | IST | UTC+01 | British Summer Time | yes | Sunday, April 13 1924, 02:00 AM |
| 1923 | GMT | UTC+00 | Greenwich Mean Time | no | Sunday, September 16 1923, 03:00 AM |
| 1923 | IST | UTC+01 | British Summer Time | yes | Sunday, April 22 1923, 02:00 AM |
| 1922 | GMT | UTC+00 | Greenwich Mean Time | no | Sunday, October 8 1922, 03:00 AM |
| 1922 | IST | UTC+01 | British Summer Time | yes | Sunday, March 26 1922, 02:00 AM |
| 1921 | GMT | UTC+00 | Greenwich Mean Time | no | Tuesday, December 6 1921, 12:00 AM |
| 1921 | GMT | UTC+00 | Greenwich Mean Time | no | Monday, October 3 1921, 03:00 AM |
| 1921 | BST | UTC+01 | yes | Sunday, April 3 1921, 02:00 AM | |
| 1920 | GMT | UTC+00 | Greenwich Mean Time | no | Monday, October 25 1920, 03:00 AM |
| 1920 | BST | UTC+01 | yes | Sunday, March 28 1920, 02:00 AM | |
| 1919 | GMT | UTC+00 | Greenwich Mean Time | no | Monday, September 29 1919, 03:00 AM |
| 1919 | BST | UTC+01 | yes | Sunday, March 30 1919, 02:00 AM | |
| 1918 | GMT | UTC+00 | Greenwich Mean Time | no | Monday, September 30 1918, 03:00 AM |
| 1918 | BST | UTC+01 | yes | Sunday, March 24 1918, 02:00 AM | |
| 1917 | GMT | UTC+00 | Greenwich Mean Time | no | Monday, September 17 1917, 03:00 AM |
| 1917 | BST | UTC+01 | yes | Sunday, April 8 1917, 02:00 AM | |
| 1916 | GMT | UTC+00 | Greenwich Mean Time | no | Sunday, October 1 1916, 03:00 AM |
| 1916 | IST | UTC+00:34:39 | British Summer Time | yes | Sunday, May 21 1916, 02:00 AM |
| 1901 | DMT | UTC-00:25:21 | no | Friday, December 13 1901, 08:20 PM |