Year Month Day AO index 2000 NOV 1 -0.756 2000 NOV 2 -1.624 2000 NOV 3 -2.096 2000 NOV 4 -2.658 2000 NOV 5 -3.114 2000 NOV 6 -2.993 2000 NOV 7 -2.544 2000 NOV 8 -2.130 2000 NOV 9 -2.317 2000 NOV 10 -2.616 2000 NOV 11 -2.414 2000 NOV 12 -1.902 2000 NOV 13 -1.327 2000 NOV 14 -0.484 2000 NOV 15 -0.522 2000 NOV 16 -1.080 2000 NOV 17 -1.313 2000 NOV 18 -1.163 2000 NOV 19 -1.337 2000 NOV 20 -1.237 2000 NOV 21 -1.398 2000 NOV 22 -1.451 2000 NOV 23 -1.061 2000 NOV 24 -0.285 2000 NOV 25 0.082 2000 NOV 26 -0.290 2000 NOV 27 -1.033 2000 NOV 28 -1.631 2000 NOV 29 -1.643 2000 NOV 30 -1.422 2000 DEC 1 -1.266 2000 DEC 2 -0.841 2000 DEC 3 -0.737 2000 DEC 4 -1.113 2000 DEC 5 -1.077 2000 DEC 6 -0.746 2000 DEC 7 -1.285 2000 DEC 8 -1.526 2000 DEC 9 -1.416 2000 DEC 10 -1.677 2000 DEC 11 -1.792 2000 DEC 12 -1.790 2000 DEC 13 -1.180 2000 DEC 14 -0.067 2000 DEC 15 0.165 2000 DEC 16 -0.103 2000 DEC 17 -0.825 2000 DEC 18 -2.066 2000 DEC 19 -2.425 2000 DEC 20 -2.905 2000 DEC 21 -3.697 2000 DEC 22 -3.843 2000 DEC 23 -4.133 2000 DEC 24 -4.216 2000 DEC 25 -4.343 2000 DEC 26 -4.208 2000 DEC 27 -4.239 2000 DEC 28 -4.635 2000 DEC 29 -4.688 2000 DEC 30 -4.115 2000 DEC 31 -3.606 2001 JAN 1 -3.079 2001 JAN 2 -2.636 2001 JAN 3 -2.622 2001 JAN 4 -2.341 2001 JAN 5 -2.517 2001 JAN 6 -2.641 2001 JAN 7 -2.784 2001 JAN 8 -2.437 2001 JAN 9 -2.222 2001 JAN 10 -1.919 2001 JAN 11 -1.867 2001 JAN 12 -1.298 2001 JAN 13 -0.140 2001 JAN 14 0.458 2001 JAN 15 0.384 2001 JAN 16 0.299 2001 JAN 17 -0.154 2001 JAN 18 -0.172 2001 JAN 19 0.449 2001 JAN 20 0.196 2001 JAN 21 0.100 2001 JAN 22 0.381 2001 JAN 23 0.743 2001 JAN 24 1.146 2001 JAN 25 1.210 2001 JAN 26 0.814 2001 JAN 27 0.120 2001 JAN 28 -0.887 2001 JAN 29 -1.239 2001 JAN 30 -1.896 2001 JAN 31 -2.120 2001 FEB 1 -1.076 2001 FEB 2 -0.479 2001 FEB 3 -0.894 2001 FEB 4 -1.279 2001 FEB 5 -1.447 2001 FEB 6 -1.782 2001 FEB 7 -1.106 2001 FEB 8 -0.362 2001 FEB 9 0.517 2001 FEB 10 0.864 2001 FEB 11 1.463 2001 FEB 12 2.362 2001 FEB 13 2.884 2001 FEB 14 2.939 2001 FEB 15 2.462 2001 FEB 16 1.861 2001 FEB 17 1.260 2001 FEB 18 0.494 2001 FEB 19 0.806 2001 FEB 20 0.654 2001 FEB 21 -0.535 2001 FEB 22 -2.382 2001 FEB 23 -3.373 2001 FEB 24 -4.035 2001 FEB 25 -4.854 2001 FEB 26 -4.605 2001 FEB 27 -3.988 2001 FEB 28 -3.179