1854 2021 1854 0.356 0.026 -0.043 0.141 0.234 0.339 -0.050 -0.685 -0.395 -0.744 -0.708 -1.070 1855 -0.319 0.199 0.199 -0.213 -0.494 -0.537 -0.287 0.403 0.762 0.402 0.324 0.504 1856 0.604 0.444 0.542 -0.237 -0.295 -0.342 -0.453 -0.711 -0.674 -0.766 -0.988 -1.207 1857 -1.393 -1.172 -0.913 -0.663 -0.168 0.233 0.157 -0.144 -0.188 -0.207 0.129 0.189 1858 0.165 0.287 -0.051 0.054 0.353 1.035 0.774 0.647 0.370 0.526 0.212 -0.316 1859 -0.415 -0.526 -0.442 -0.674 -0.531 -0.636 -0.385 -0.191 -0.420 -0.462 -0.353 -0.354 1860 -0.559 -0.572 -0.517 -0.711 -0.662 -0.402 -0.015 -0.324 -0.503 -1.198 -0.962 -0.722 1861 -0.702 -0.481 -0.204 -0.770 -0.574 -0.230 -0.284 -0.331 -0.873 -0.887 -1.024 -0.970 1862 -0.935 -0.641 -0.662 -0.675 -0.833 -0.924 -0.542 -0.394 -0.095 -0.429 -0.393 -0.733 1863 -0.743 -0.407 -0.773 -0.823 -0.630 -0.726 -0.072 -0.244 -0.180 -0.326 -0.084 -0.175 1864 -0.341 -0.455 -0.655 -0.625 -0.529 -0.171 0.008 -0.174 -0.132 -0.014 -0.095 0.080 1865 -0.793 -0.319 -0.151 -0.356 -0.297 -0.530 -0.729 -0.552 -0.473 -0.501 -0.498 -0.430 1866 -0.588 -0.624 -1.154 -0.770 -0.387 -0.416 -0.335 -0.254 0.030 -0.491 -0.551 -0.379 1867 -0.449 -0.739 -1.076 -0.971 0.258 -0.003 -0.136 -0.320 -0.638 -0.435 -0.043 -0.078 1868 -0.265 -0.030 -0.155 -0.471 -0.366 -0.627 -0.405 -0.283 -0.033 -0.122 -0.319 -0.349 1869 -0.365 -0.374 -0.325 -0.249 0.015 0.123 0.096 -0.611 -0.996 -1.295 -0.814 -1.252 1870 -1.016 -1.416 -1.064 -1.073 -1.225 -1.136 -1.189 -0.627 -0.812 -1.181 -1.089 -1.002 1871 -0.689 -0.671 -0.391 -0.163 -0.314 -0.024 -0.054 0.138 0.031 -0.563 -0.385 -0.385 1872 -0.579 -0.741 -0.752 -0.809 -0.634 -0.683 0.038 -0.516 -0.527 -0.812 -1.361 -1.782 1873 -1.679 -1.824 -1.480 -1.421 -0.759 -0.923 -0.828 -0.667 -0.797 -0.895 -0.818 -0.700 1874 -0.897 -1.242 -1.004 -0.738 -0.871 -1.125 -1.036 -0.804 -0.747 -0.943 -0.914 -1.227 1875 -0.950 -0.801 -0.683 -0.879 -0.808 -0.811 -0.673 -0.720 -0.874 -0.998 -0.990 -0.974 1876 -1.358 -1.359 -1.516 -1.534 -1.423 -0.767 -0.779 -0.824 -0.475 -0.063 -0.008 -0.049 1877 0.012 -0.088 -0.003 0.409 0.436 0.692 1.090 1.345 1.429 1.435 1.559 1.724 1878 1.717 2.202 1.399 1.121 0.694 0.101 0.025 0.048 -0.349 -0.555 -0.630 -0.334 1879 -0.256 -0.454 -0.634 -0.591 -0.975 -1.235 -1.251 -0.701 -0.567 -1.066 -1.423 -1.224 1880 -1.066 -0.591 -0.586 -0.903 -0.936 -0.603 -0.036 -0.031 -0.254 0.516 0.387 0.313 1881 0.251 0.295 0.408 0.371 0.405 0.303 -0.355 -0.372 0.169 0.087 -0.002 -0.196 1882 -0.524 -0.455 -0.166 -0.051 -0.162 -0.632 -0.788 -0.527 -0.402 -0.397 -0.603 -0.677 1883 -0.579 -0.170 -0.063 0.169 0.072 -0.073 -0.526 -0.492 -0.307 -0.287 0.033 -0.439 1884 -0.296 -0.413 -0.230 -0.209 0.258 0.246 0.397 0.385 0.736 1.007 1.062 1.175 1885 0.966 0.657 0.650 0.576 0.762 0.427 0.172 0.505 0.869 1.189 1.128 0.974 1886 0.587 0.185 -0.192 0.065 -0.475 -0.885 -0.556 -0.632 -0.500 -0.970 -1.278 -1.291 1887 -1.296 -1.439 -1.363 -0.994 -0.831 -0.632 0.157 0.012 -0.302 0.139 0.164 0.241 1888 0.547 0.958 1.012 0.764 0.735 0.632 0.540 0.679 1.298 1.402 1.489 1.415 1889 1.390 1.200 0.905 1.008 0.670 0.293 -0.347 -0.795 -0.960 -1.189 -0.770 -0.746 1890 -1.005 -1.347 -1.066 -0.786 -0.565 -1.065 -0.782 -0.753 -0.265 -0.891 -1.114 -0.789 1891 -0.327 -0.419 -0.324 0.284 0.500 0.461 0.458 0.016 -0.164 0.152 0.202 -0.223 1892 -0.393 -0.523 -0.684 -0.835 -1.199 -1.238 -0.982 -1.317 -1.871 -1.715 -1.717 -1.351 1893 -1.099 -0.991 -1.000 -1.414 -1.557 -1.413 -1.335 -1.104 -1.163 -1.348 -1.166 -1.117 1894 -1.123 -1.219 -1.119 -0.847 -1.113 -0.804 -1.210 -0.924 -1.155 -1.146 -1.447 -1.199 1895 -1.191 -0.794 -0.596 -0.314 -0.010 -0.112 0.062 0.022 -0.108 -0.080 0.015 0.198 1896 0.160 -0.168 -0.261 -0.077 0.086 0.389 0.634 0.854 0.940 0.701 1.027 1.184 1897 1.081 0.725 0.286 0.022 0.362 0.580 0.572 0.164 -0.197 -0.072 -0.289 -0.408 1898 -0.187 -0.456 -0.696 -0.501 -0.581 -0.561 -0.772 -0.603 -0.476 -0.257 -0.216 -0.595 1899 -0.760 -0.568 -0.457 -0.095 -0.021 0.013 0.186 0.607 0.830 0.894 1.317 1.461 1900 1.458 1.115 1.024 1.244 1.077 0.956 0.821 0.624 0.069 0.347 0.638 0.690 1901 0.761 0.411 -0.031 -0.017 -0.364 -0.536 -0.512 -0.245 -0.082 0.021 0.367 0.427 1902 0.529 0.081 0.080 0.682 1.019 1.444 1.494 1.636 1.564 1.937 1.839 1.858 1903 1.505 1.298 0.785 0.385 0.315 0.086 0.210 -0.087 -0.127 -0.275 -0.788 -0.775 1904 -0.856 -0.800 -0.535 -0.132 0.131 0.195 0.529 1.011 1.031 1.044 1.240 1.626 1905 1.577 1.044 0.721 1.385 1.525 1.554 1.611 1.498 1.662 1.145 1.247 0.880 1906 1.166 0.723 0.427 0.361 0.487 -0.012 0.097 -0.196 -0.336 -0.144 -0.156 -0.650 1907 -0.455 -0.528 -0.761 -0.493 0.003 0.120 0.149 0.423 0.598 0.715 0.454 0.416 1908 0.607 0.345 -0.079 -0.213 -0.166 -0.336 -0.374 -0.159 0.006 0.041 -0.129 -0.373 1909 -0.494 -0.329 -0.067 -0.384 -0.612 -0.534 -0.641 -0.948 -1.185 -1.200 -1.341 -1.460 1910 -1.442 -1.330 -1.447 -1.400 -1.217 -0.557 -0.581 -0.609 -0.567 -0.789 -0.709 -0.542 1911 -0.501 -0.519 -0.856 -0.624 -0.542 -0.203 0.231 0.452 0.208 0.564 0.555 0.714 1912 0.687 0.657 0.582 0.615 0.551 0.342 0.116 0.323 0.261 0.040 -0.128 0.061 1913 0.237 0.203 -0.097 -0.041 0.136 0.224 0.376 0.612 0.542 0.366 0.715 0.962 1914 0.913 0.628 0.666 0.657 0.785 0.322 0.714 0.826 0.874 1.057 1.001 0.939 1915 0.858 0.742 0.678 1.078 1.228 1.061 0.729 0.213 -0.328 -0.686 -0.987 -1.048 1916 -0.842 -1.191 -0.725 -0.816 -0.337 -0.853 -1.162 -1.416 -1.687 -1.956 -2.344 -2.270 1917 -2.041 -2.121 -2.019 -1.382 -1.240 -1.204 -1.239 -1.352 -1.527 -1.937 -1.546 -1.071 1918 -0.839 -0.780 -0.794 -0.597 -0.135 0.251 0.235 0.320 0.591 1.293 1.637 1.604 1919 1.382 0.833 0.634 -0.075 -0.090 0.121 0.061 -0.095 0.268 0.248 -0.006 0.565 1920 0.472 0.394 0.218 0.186 0.101 0.118 -0.022 0.024 -0.061 -0.364 -0.126 -0.301 1921 -0.360 -0.919 -1.195 -0.971 -0.487 -0.609 -0.358 -0.138 -0.206 0.144 0.276 0.069 1922 -0.045 -0.598 -0.373 -0.516 -0.199 -0.607 -0.753 -0.635 -0.827 -0.783 -0.761 -0.651 1923 -0.572 -0.639 -0.269 -0.035 0.176 -0.099 0.201 0.321 0.315 0.456 0.284 0.177 1924 -0.054 -0.342 -0.378 -0.535 -0.480 -0.725 -0.871 -1.101 -1.262 -1.273 -1.215 -0.904 1925 -1.007 -0.990 -0.693 -0.474 -0.541 -0.345 -0.010 0.388 0.451 0.695 1.001 1.142 1926 0.999 1.121 1.149 1.185 1.159 0.773 0.668 0.517 -0.040 -0.494 -0.225 -0.067 1927 -0.192 -0.056 -0.264 -0.395 -0.217 0.005 -0.168 -0.094 0.165 0.006 0.114 0.248 1928 0.439 0.320 0.138 0.145 0.192 0.165 0.043 -0.025 -0.303 -0.419 -0.085 -0.124 1929 -0.202 -0.275 -0.209 0.012 -0.084 0.100 0.133 0.155 0.277 0.308 0.113 0.574 1930 0.462 0.300 0.515 0.405 0.295 0.507 0.828 1.007 1.298 1.251 1.394 1.526 1931 1.394 1.309 1.118 1.181 0.973 0.776 0.780 0.416 0.185 -0.028 -0.335 -0.393 1932 -0.386 -0.290 0.039 0.531 0.458 0.385 0.501 0.436 0.027 -0.164 -0.218 -0.115 1933 -0.314 -0.382 -0.503 -0.416 -0.398 -0.615 -0.884 -0.940 -1.072 -1.118 -0.971 -0.857 1934 -0.624 -0.484 -0.294 0.006 0.083 0.019 0.032 0.225 0.010 0.230 0.054 -0.261 1935 -0.675 -0.716 -0.477 -0.357 0.059 0.124 -0.033 0.165 0.226 0.227 0.239 0.190 1936 0.147 0.179 0.067 0.397 0.472 0.414 0.460 0.285 0.186 0.082 0.081 -0.227 1937 -0.336 -0.004 0.164 -0.165 0.003 0.407 -0.003 0.130 0.007 0.058 0.130 -0.184 1938 -0.609 -0.962 -1.041 -1.118 -1.098 -1.159 -1.407 -1.367 -1.066 -0.582 -0.771 -0.604 1939 -0.488 -0.665 -0.432 -0.030 0.098 0.285 0.214 0.497 0.150 0.089 -0.049 0.693 1940 1.469 1.442 1.480 1.207 1.079 1.272 1.025 1.172 1.044 0.821 1.374 1.821 1941 1.757 1.861 1.391 1.215 1.238 1.454 1.048 1.159 1.003 1.169 1.198 1.279 1942 1.102 0.613 0.455 0.288 -0.005 -0.105 -0.721 -0.938 -1.479 -1.377 -1.407 -1.404 1943 -1.681 -1.251 -1.017 -0.537 -0.351 -0.367 -0.447 -0.672 -0.900 -1.077 -0.999 -0.725 1944 -0.593 -0.325 -0.144 0.096 -0.314 -0.464 -0.248 -0.150 -0.458 -0.561 -0.485 -0.541 1945 -0.642 -0.712 -0.727 -0.590 -0.121 -0.149 -0.169 -0.248 -0.279 -1.040 -0.318 -0.398 1946 -0.250 -0.394 -0.284 -0.111 -0.160 -0.438 -0.471 -0.651 -0.488 -0.348 -0.139 0.389 1947 0.479 0.720 0.608 0.001 -0.038 0.159 -0.014 -0.212 -0.238 -0.402 -0.501 0.235 1948 0.092 0.108 -0.950 0.045 -0.038 -0.153 -0.554 -0.574 -0.626 -0.882 -0.644 -0.483 1949 -0.608 -0.697 -0.498 -0.304 -0.504 -0.565 -0.633 -0.623 -0.954 -1.474 -1.407 -1.355 1950 -1.435 -1.411 -1.074 -1.234 -1.603 -1.198 -1.422 -1.093 -1.284 -1.357 -1.401 -1.212 1951 -0.946 -0.921 -0.685 -0.320 -0.051 -0.037 0.491 0.082 0.406 0.458 0.680 0.301 1952 -0.036 -0.152 -0.202 -0.056 -0.227 -0.484 -0.528 -0.449 -0.425 -0.503 -0.656 -0.464 1953 0.038 0.205 0.118 0.263 0.284 0.486 0.302 0.176 0.116 0.071 0.004 0.231 1954 -0.117 -0.100 -0.347 -0.817 -0.758 -0.454 -0.590 -0.702 -1.001 -0.975 -0.741 -0.854 1955 -0.508 -0.737 -0.955 -1.197 -1.365 -1.260 -1.161 -1.228 -1.389 -2.142 -2.032 -1.727 1956 -1.309 -1.035 -1.079 -1.107 -1.228 -1.217 -1.102 -1.002 -0.978 -1.217 -1.324 -0.979 1957 -0.690 -0.423 0.071 0.194 0.324 0.609 0.483 0.510 0.601 0.830 0.906 0.943 1958 1.266 1.041 0.664 0.585 0.694 0.605 0.343 0.329 0.177 0.015 0.199 0.387 1959 0.358 0.161 -0.020 0.147 0.063 0.096 -0.242 -0.191 -0.322 0.047 -0.070 -0.191 1960 -0.084 -0.155 0.021 0.127 -0.048 -0.121 -0.396 -0.139 -0.397 -0.335 -0.359 -0.066 1961 0.182 0.222 -0.030 0.017 -0.324 -0.288 -0.661 -0.695 -0.862 -0.992 -0.517 -0.678 1962 -0.680 -0.524 -0.616 -0.685 -1.008 -0.978 -0.874 -0.496 -0.830 -0.886 -0.689 -0.653 1963 -0.389 -0.308 -0.038 0.145 -0.279 -0.213 0.076 0.244 0.558 0.551 0.544 0.707 1964 0.534 0.142 -0.210 -0.505 -0.976 -0.789 -0.804 -1.179 -1.037 -1.002 -0.852 -0.843 1965 -0.586 -0.119 0.102 0.223 0.497 0.539 0.594 0.988 1.031 1.248 1.308 1.150 1966 0.898 0.585 0.385 0.304 -0.048 0.174 0.205 0.184 -0.088 -0.077 0.043 -0.081 1967 -0.272 -0.381 -0.615 -0.320 -0.261 -0.206 -0.383 -0.745 -0.913 -0.839 -0.589 -0.507 1968 -0.657 -0.516 -0.669 -0.538 -0.734 -0.164 -0.017 -0.127 -0.022 0.251 0.470 0.729 1969 0.693 0.687 0.392 0.360 0.422 0.523 0.209 0.354 0.366 0.911 0.851 0.698 1970 0.376 0.329 -0.006 -0.100 -0.404 -0.486 -0.874 -1.203 -1.108 -1.072 -1.144 -1.142 1971 -1.398 -1.295 -1.174 -1.008 -1.072 -1.255 -1.308 -1.195 -0.994 -1.137 -1.087 -1.073 1972 -0.492 -0.166 -0.151 0.120 0.069 0.357 0.543 0.854 0.805 1.050 1.101 1.415 1973 1.121 0.437 0.062 -0.435 -0.712 -0.885 -1.023 -1.187 -1.321 -1.485 -1.669 -1.750 1974 -1.674 -1.427 -0.964 -0.797 -0.841 -0.830 -0.665 -0.573 -0.789 -1.070 -0.924 -0.992 1975 -0.845 -0.610 -0.940 -0.898 -1.233 -1.197 -1.084 -1.206 -1.517 -1.635 -1.506 -1.656 1976 -1.597 -0.911 -0.757 -0.725 -0.424 -0.016 0.330 0.517 0.545 0.864 0.776 0.479 1977 0.654 0.537 0.228 -0.163 0.063 0.364 0.388 0.265 0.258 0.494 0.596 0.598 1978 0.660 0.357 0.286 -0.058 -0.140 -0.332 -0.459 -0.533 -0.395 -0.012 0.098 0.017 1979 -0.021 -0.273 -0.191 0.166 0.341 0.200 0.160 0.044 0.349 0.363 0.436 0.420 1980 0.478 0.330 0.223 0.479 0.580 0.289 0.215 0.111 0.101 0.240 0.317 0.363 1981 0.076 -0.098 -0.112 -0.181 -0.193 -0.153 -0.266 -0.204 -0.012 0.131 0.232 0.147 1982 0.115 0.211 0.208 0.382 0.441 0.656 0.762 0.921 1.415 1.687 1.545 1.754 1983 1.852 1.783 1.620 1.286 1.259 1.347 1.219 0.880 0.261 -0.060 -0.270 0.058 1984 0.107 0.137 0.103 -0.082 -0.290 -0.420 -0.379 -0.217 -0.185 -0.090 -0.423 -0.766 1985 -0.692 -0.568 -0.633 -0.632 -0.571 -0.271 -0.228 -0.234 -0.267 -0.256 -0.254 -0.237 1986 -0.293 -0.017 0.156 0.149 0.008 0.114 0.464 0.513 0.515 0.609 1.008 1.059 1987 0.825 0.996 1.145 1.000 1.094 1.116 1.461 1.487 1.628 1.409 1.193 1.090 1988 0.657 0.189 0.251 -0.021 -0.427 -0.893 -1.062 -0.889 -0.870 -1.399 -1.290 -1.355 1989 -1.476 -1.111 -0.957 -0.724 -0.673 -0.420 -0.340 -0.512 -0.534 -0.542 -0.620 -0.078 1990 -0.050 -0.023 -0.202 0.123 -0.037 -0.062 -0.031 0.161 0.044 -0.050 -0.202 -0.188 1991 0.054 0.041 0.053 -0.004 0.187 0.277 0.454 0.500 0.639 0.793 0.901 1.000 1992 1.058 0.997 0.981 1.206 1.429 1.082 0.726 0.574 0.511 0.543 0.402 0.376 1993 0.514 0.699 0.770 1.027 1.161 1.016 0.676 0.743 0.761 0.721 0.667 0.710 1994 0.468 0.230 0.258 0.614 0.654 0.618 0.401 0.255 0.320 0.660 0.657 0.691 1995 0.810 0.682 0.606 0.379 0.351 0.471 0.333 -0.163 -0.192 -0.377 -0.568 -0.501 1996 -0.343 -0.296 -0.147 -0.316 -0.127 -0.063 -0.208 -0.245 -0.171 -0.018 0.067 -0.297 1997 0.087 -0.141 0.018 0.394 0.792 1.152 1.306 1.633 1.749 1.971 2.031 1.863 1998 1.963 1.626 1.253 0.684 0.345 -0.102 -0.466 -0.449 -0.755 -1.150 -1.083 -1.169 1999 -1.281 -1.213 -1.133 -1.279 -1.099 -1.259 -1.042 -1.035 -1.222 -1.459 -1.443 -1.345 2000 -1.340 -1.102 -0.860 -0.687 -0.932 -0.902 -0.876 -0.815 -0.679 -0.797 -0.689 -0.634 2001 -0.468 -0.597 -0.385 -0.501 -0.516 -0.530 -0.591 -0.321 -0.468 -0.606 -0.749 -0.716 2002 -0.399 -0.459 -0.234 -0.087 -0.006 0.139 0.130 0.347 0.328 0.674 1.073 1.048 2003 0.724 0.674 0.550 0.049 -0.374 -0.334 0.124 0.261 -0.076 0.353 0.463 0.278 2004 0.104 -0.007 0.079 0.060 -0.228 -0.246 -0.167 0.084 0.244 0.239 0.336 0.577 2005 0.549 0.035 0.225 0.145 0.175 -0.025 -0.228 -0.283 -0.545 -0.780 -1.087 -0.786 2006 -0.565 -0.457 -0.498 -0.418 -0.206 0.020 0.157 0.318 0.362 0.716 0.806 1.065 2007 0.738 0.265 -0.016 -0.028 -0.318 -0.244 -0.267 -0.555 -0.976 -1.312 -1.333 -1.250 2008 -1.463 -1.401 -1.146 -1.039 -0.747 -0.668 -0.475 -0.307 -0.487 -0.604 -0.718 -0.956 2009 -0.971 -0.936 -0.855 -0.404 -0.025 0.293 0.297 0.345 0.587 0.710 0.922 1.077 2010 0.905 0.658 0.335 0.249 -0.096 -0.624 -1.184 -1.447 -1.802 -1.757 -1.577 -1.653 2011 -1.590 -1.241 -1.100 -0.800 -0.829 -0.870 -0.980 -1.009 -1.050 -1.290 -1.419 -1.258 2012 -0.844 -0.556 -0.570 -0.292 -0.430 -0.059 -0.134 -0.035 -0.219 -0.001 0.223 -0.227 2013 -0.424 -0.449 -0.444 -0.409 -0.536 -0.687 -0.870 -0.910 -0.727 -0.581 -0.531 -0.517 2014 -0.506 -0.426 -0.020 0.056 0.233 -0.071 -0.080 -0.186 -0.048 0.377 0.657 0.749 2015 0.516 0.498 0.299 0.538 0.529 0.808 0.936 1.158 1.527 1.541 1.600 1.601 2016 1.549 1.160 1.106 0.758 0.290 0.048 -0.286 -0.378 -0.647 -0.831 -0.467 -0.226 2017 -0.137 0.011 -0.048 0.042 0.015 -0.114 -0.330 -0.472 -0.606 -0.863 -0.949 -1.067 2018 -1.024 -1.026 -1.069 -0.730 -0.634 -0.538 -0.285 -0.219 -0.146 -0.023 0.006 0.123 2019 0.020 -0.082 0.032 0.089 0.123 -0.052 -0.167 -0.384 -0.365 -0.192 -0.026 -0.071 2020 -0.154 -0.280 -0.328 -0.075 -0.427 -0.724 -0.855 -1.098 -1.357 -1.383 -1.618 -1.263 2021 -1.264 -1.128 -1.005 -99.000 -99.000 -99.000 -99.000 -99.000 -99.000 -99.000 -99.000 -99.000 -99 TPI unfiltered (IPO Tripole Index) of Henley et al. (2015) ERSST V5 created at NOAA PSL If you use this data please cite: Henley, B.J., Gergis, J., Karoly, D.J., Power, S.B., Kennedy, J., & Folland, C.K. (2015). A Tripole Index for the Interdecadal Pacific Oscillation. Climate Dynamics, 45(11-12), 3077-3090. doi:10.1007/s00382-015-2525-1 See https://psl.noaa.gov/data/timeseries/IPOTPI/ Updated date at NOAA/PSL Produced Apr 5 2021 units="degC"