Year Month Day AO index 2003 AUG 1 0.547 2003 AUG 2 0.448 2003 AUG 3 0.045 2003 AUG 4 -0.436 2003 AUG 5 -0.799 2003 AUG 6 -1.035 2003 AUG 7 -1.156 2003 AUG 8 -1.196 2003 AUG 9 -1.052 2003 AUG 10 -1.148 2003 AUG 11 -1.418 2003 AUG 12 -0.966 2003 AUG 13 -0.213 2003 AUG 14 0.327 2003 AUG 15 0.589 2003 AUG 16 0.675 2003 AUG 17 0.919 2003 AUG 18 0.886 2003 AUG 19 1.059 2003 AUG 20 1.162 2003 AUG 21 1.143 2003 AUG 22 0.401 2003 AUG 23 -0.587 2003 AUG 24 -1.160 2003 AUG 25 -1.221 2003 AUG 26 -0.999 2003 AUG 27 -0.951 2003 AUG 28 -1.198 2003 AUG 29 -1.097 2003 AUG 30 -0.438 2003 AUG 31 0.482 2003 SEP 1 1.209 2003 SEP 2 1.574 2003 SEP 3 1.801 2003 SEP 4 1.929 2003 SEP 5 1.641 2003 SEP 6 1.089 2003 SEP 7 0.432 2003 SEP 8 -0.045 2003 SEP 9 -0.082 2003 SEP 10 0.062 2003 SEP 11 0.511 2003 SEP 12 0.656 2003 SEP 13 0.847 2003 SEP 14 1.193 2003 SEP 15 0.609 2003 SEP 16 -0.247 2003 SEP 17 -0.240 2003 SEP 18 0.301 2003 SEP 19 0.710 2003 SEP 20 0.594 2003 SEP 21 0.734 2003 SEP 22 0.667 2003 SEP 23 0.209 2003 SEP 24 -0.227 2003 SEP 25 0.229 2003 SEP 26 0.585 2003 SEP 27 0.356 2003 SEP 28 -0.699 2003 SEP 29 -1.440 2003 SEP 30 -1.462 2003 OCT 1 -1.279 2003 OCT 2 -0.939 2003 OCT 3 -0.896 2003 OCT 4 -0.513 2003 OCT 5 0.019 2003 OCT 6 0.542 2003 OCT 7 1.296 2003 OCT 8 1.658 2003 OCT 9 1.271 2003 OCT 10 0.657 2003 OCT 11 0.087 2003 OCT 12 -0.723 2003 OCT 13 -1.804 2003 OCT 14 -2.814 2003 OCT 15 -3.297 2003 OCT 16 -3.257 2003 OCT 17 -2.991 2003 OCT 18 -3.094 2003 OCT 19 -2.976 2003 OCT 20 -2.637 2003 OCT 21 -1.927 2003 OCT 22 -1.439 2003 OCT 23 -1.410 2003 OCT 24 -1.117 2003 OCT 25 0.251 2003 OCT 26 2.028 2003 OCT 27 3.425 2003 OCT 28 2.929 2003 OCT 29 1.227 2003 OCT 30 -0.593 2003 OCT 31 -1.712 2003 NOV 1 -1.315 2003 NOV 2 -1.111 2003 NOV 3 -0.535 2003 NOV 4 -0.047 2003 NOV 5 -0.265 2003 NOV 6 -0.674 2003 NOV 7 -0.802 2003 NOV 8 -0.867 2003 NOV 9 -0.113 2003 NOV 10 0.719 2003 NOV 11 1.015 2003 NOV 12 1.301 2003 NOV 13 0.813 2003 NOV 14 0.109 2003 NOV 15 -0.382 2003 NOV 16 0.587 2003 NOV 17 1.531 2003 NOV 18 1.479 2003 NOV 19 0.872 2003 NOV 20 0.191 2003 NOV 21 0.481 2003 NOV 22 1.252 2003 NOV 23 2.045 2003 NOV 24 2.845 2003 NOV 25 2.317 2003 NOV 26 0.971 2003 NOV 27 0.916 2003 NOV 28 1.698 2003 NOV 29 2.193 2003 NOV 30 1.361