This is due to essential server maintenance on our statistical database (data.cso.ie). During this time, some hubs, charts, and tables may be unavailable.
| Year | HadCRUT5 (by Met Office Hadley Centre and Climatic Research Unit) | GISTEMP (by NASA Goddard Institute for Space Studies) | NOAAGlobalTemp (by National Oceanic and Atmospheric Administration) |
|---|---|---|---|
| 1850 | -0.08 | 0 | 0.07 |
| 1851 | 0.11 | 0 | 0.15 |
| 1852 | 0.11 | 0 | 0.14 |
| 1853 | 0.07 | 0 | 0.13 |
| 1854 | 0.05 | 0 | 0.13 |
| 1855 | 0.04 | 0 | 0.13 |
| 1856 | 0.02 | 0 | -0.01 |
| 1857 | -0.13 | 0 | -0.03 |
| 1858 | -0.05 | 0 | 0.03 |
| 1859 | 0.06 | 0 | 0.16 |
| 1860 | -0.05 | 0 | 0.01 |
| 1861 | -0.09 | 0 | -0.01 |
| 1862 | -0.2 | 0 | -0.06 |
| 1863 | 0 | 0 | 0.09 |
| 1864 | -0.13 | 0 | 0.06 |
| 1865 | 0.01 | 0 | 0.12 |
| 1866 | 0 | 0 | 0.15 |
| 1867 | -0.02 | 0 | 0.07 |
| 1868 | -0.01 | 0 | 0.11 |
| 1869 | 0.02 | 0 | 0.13 |
| 1870 | 0.01 | 0 | 0.08 |
| 1871 | -0.03 | 0 | 0.08 |
| 1872 | 0.01 | 0 | 0.07 |
| 1873 | 0 | 0 | 0.06 |
| 1874 | -0.03 | 0 | 0.04 |
| 1875 | -0.04 | 0 | 0.05 |
| 1876 | -0.08 | 0 | 0.03 |
| 1877 | 0.24 | 0 | 0.29 |
| 1878 | 0.33 | 0 | 0.3 |
| 1879 | 0.04 | 0 | 0.13 |
| 1880 | 0.02 | 0.1 | 0.07 |
| 1881 | 0.11 | 0.18 | 0.12 |
| 1882 | 0.04 | 0.16 | 0.12 |
| 1883 | -0.01 | 0.1 | 0.02 |
| 1884 | -0.15 | -0.02 | -0.07 |
| 1885 | -0.13 | -0.07 | -0.08 |
| 1886 | -0.08 | -0.05 | -0.01 |
| 1887 | -0.16 | -0.09 | -0.07 |
| 1888 | -0.04 | 0.1 | 0.07 |
| 1889 | 0.09 | 0.16 | 0.17 |
| 1890 | -0.17 | -0.08 | -0.03 |
| 1891 | -0.06 | 0.05 | 0.06 |
| 1892 | -0.17 | -0.01 | -0.01 |
| 1893 | -0.15 | -0.04 | -0.07 |
| 1894 | -0.14 | -0.03 | 0.01 |
| 1895 | -0.11 | 0.04 | 0.05 |
| 1896 | 0.06 | 0.16 | 0.18 |
| 1897 | 0.08 | 0.16 | 0.17 |
| 1898 | -0.15 | 0 | 0.02 |
| 1899 | -0.02 | 0.09 | 0.08 |
| 1900 | 0.11 | 0.19 | 0.16 |
| 1901 | 0.05 | 0.11 | 0.11 |
| 1902 | -0.1 | -0.01 | 0.01 |
| 1903 | -0.19 | -0.1 | -0.07 |
| 1904 | -0.26 | -0.2 | -0.19 |
| 1905 | -0.07 | 0.01 | 0 |
| 1906 | 0.02 | 0.05 | 0.04 |
| 1907 | -0.16 | -0.12 | -0.09 |
| 1908 | -0.17 | -0.16 | -0.16 |
| 1909 | -0.2 | -0.21 | -0.19 |
| 1910 | -0.19 | -0.17 | -0.15 |
| 1911 | -0.2 | -0.18 | -0.17 |
| 1912 | -0.14 | -0.1 | -0.09 |
| 1913 | -0.13 | -0.08 | -0.08 |
| 1914 | 0.08 | 0.12 | 0.1 |
| 1915 | 0.15 | 0.13 | 0.14 |
| 1916 | -0.08 | -0.09 | -0.07 |
| 1917 | -0.2 | -0.19 | -0.19 |
| 1918 | -0.08 | -0.03 | -0.04 |
| 1919 | 0.01 | -0.01 | 0 |
| 1920 | 0.04 | 0 | -0.01 |
| 1921 | 0.1 | 0.08 | 0.07 |
| 1922 | 0 | -0.01 | -0.01 |
| 1923 | 0.02 | 0.01 | 0 |
| 1924 | 0.03 | 0 | 0.02 |
| 1925 | 0.06 | 0.05 | 0.04 |
| 1926 | 0.22 | 0.16 | 0.16 |
| 1927 | 0.11 | 0.05 | 0.06 |
| 1928 | 0.13 | 0.07 | 0.08 |
| 1929 | -0.05 | -0.09 | -0.07 |
| 1930 | 0.16 | 0.11 | 0.13 |
| 1931 | 0.24 | 0.18 | 0.18 |
| 1932 | 0.19 | 0.11 | 0.12 |
| 1933 | 0.02 | -0.01 | -0.01 |
| 1934 | 0.17 | 0.15 | 0.14 |
| 1935 | 0.13 | 0.07 | 0.09 |
| 1936 | 0.17 | 0.12 | 0.13 |
| 1937 | 0.32 | 0.24 | 0.25 |
| 1938 | 0.33 | 0.27 | 0.26 |
| 1939 | 0.3 | 0.25 | 0.25 |
| 1940 | 0.42 | 0.4 | 0.4 |
| 1941 | 0.38 | 0.46 | 0.46 |
| 1942 | 0.34 | 0.34 | 0.33 |
| 1943 | 0.35 | 0.36 | 0.34 |
| 1944 | 0.48 | 0.48 | 0.48 |
| 1945 | 0.38 | 0.36 | 0.38 |
| 1946 | 0.22 | 0.2 | 0.2 |
| 1947 | 0.25 | 0.24 | 0.23 |
| 1948 | 0.22 | 0.17 | 0.18 |
| 1949 | 0.2 | 0.16 | 0.18 |
| 1950 | 0.11 | 0.1 | 0.12 |
| 1951 | 0.28 | 0.2 | 0.24 |
| 1952 | 0.36 | 0.28 | 0.3 |
| 1953 | 0.42 | 0.35 | 0.37 |
| 1954 | 0.22 | 0.14 | 0.17 |
| 1955 | 0.14 | 0.13 | 0.12 |
| 1956 | 0.08 | 0.08 | 0.07 |
| 1957 | 0.3 | 0.32 | 0.3 |
| 1958 | 0.32 | 0.33 | 0.33 |
| 1959 | 0.29 | 0.3 | 0.32 |
| 1960 | 0.22 | 0.24 | 0.27 |
| 1961 | 0.32 | 0.33 | 0.31 |
| 1962 | 0.28 | 0.3 | 0.3 |
| 1963 | 0.3 | 0.32 | 0.33 |
| 1964 | 0.03 | 0.07 | 0.1 |
| 1965 | 0.14 | 0.16 | 0.18 |
| 1966 | 0.19 | 0.21 | 0.22 |
| 1967 | 0.22 | 0.25 | 0.26 |
| 1968 | 0.17 | 0.19 | 0.19 |
| 1969 | 0.31 | 0.32 | 0.34 |
| 1970 | 0.26 | 0.3 | 0.3 |
| 1971 | 0.13 | 0.19 | 0.19 |
| 1972 | 0.25 | 0.28 | 0.27 |
| 1973 | 0.39 | 0.43 | 0.44 |
| 1974 | 0.17 | 0.2 | 0.2 |
| 1975 | 0.23 | 0.26 | 0.26 |
| 1976 | 0.12 | 0.17 | 0.21 |
| 1977 | 0.44 | 0.45 | 0.45 |
| 1978 | 0.35 | 0.34 | 0.36 |
| 1979 | 0.43 | 0.43 | 0.47 |
| 1980 | 0.54 | 0.53 | 0.54 |
| 1981 | 0.59 | 0.59 | 0.6 |
| 1982 | 0.37 | 0.41 | 0.44 |
| 1983 | 0.56 | 0.58 | 0.59 |
| 1984 | 0.39 | 0.43 | 0.44 |
| 1985 | 0.39 | 0.39 | 0.41 |
| 1986 | 0.44 | 0.45 | 0.46 |
| 1987 | 0.58 | 0.59 | 0.58 |
| 1988 | 0.62 | 0.66 | 0.66 |
| 1989 | 0.52 | 0.54 | 0.54 |
| 1990 | 0.7 | 0.72 | 0.69 |
| 1991 | 0.68 | 0.68 | 0.66 |
| 1992 | 0.47 | 0.49 | 0.48 |
| 1993 | 0.51 | 0.5 | 0.51 |
| 1994 | 0.57 | 0.58 | 0.57 |
| 1995 | 0.72 | 0.72 | 0.73 |
| 1996 | 0.62 | 0.6 | 0.6 |
| 1997 | 0.76 | 0.74 | 0.75 |
| 1998 | 0.92 | 0.88 | 0.88 |
| 1999 | 0.66 | 0.65 | 0.67 |
| 2000 | 0.67 | 0.66 | 0.68 |
| 2001 | 0.83 | 0.8 | 0.8 |
| 2002 | 0.88 | 0.9 | 0.87 |
| 2003 | 0.88 | 0.89 | 0.88 |
| 2004 | 0.81 | 0.8 | 0.79 |
| 2005 | 0.95 | 0.95 | 0.95 |
| 2006 | 0.91 | 0.91 | 0.91 |
| 2007 | 0.93 | 0.93 | 0.9 |
| 2008 | 0.81 | 0.81 | 0.79 |
| 2009 | 0.94 | 0.93 | 0.9 |
| 2010 | 1.02 | 1 | 0.97 |
| 2011 | 0.88 | 0.88 | 0.87 |
| 2012 | 0.92 | 0.92 | 0.9 |
| 2013 | 0.96 | 0.95 | 0.93 |
| 2014 | 1.01 | 1.02 | 1.01 |
| 2015 | 1.17 | 1.17 | 1.16 |
| 2016 | 1.27 | 1.29 | 1.28 |
| 2017 | 1.19 | 1.2 | 1.19 |
| 2018 | 1.1 | 1.12 | 1.11 |
| 2019 | 1.23 | 1.25 | 1.22 |
| 2020 | 1.26 | 1.29 | 1.26 |
| 2021 | 1.1 | 1.12 | 1.11 |
| 2022 | 1.14 | 1.17 | 1.15 |
| 2023 | 1.44 | 1.44 | 1.43 |