This shows the number of weather stations (both ham and non-ham) sending directly to APRS-IS servers. The information for packets is here.
| Year | Mon | Day | Hour | AMB1 | AMB2 | CWOP-3 | CWOP-4 | CWOP-5 | CWOP-6 | CWOP-7 | 5th | 1st | 4th | 2nd | 6th | 9th | 8th | 3rd | other | Total |
| 2026 | 09 | 15 | 11 | 1676 | 679 | 2420 | 125 | 2540 | 2752 | 3104 | 19 | 19 | 29 | 34 | 26 | 29 | 39 | 57 | 2489 | 16037 |
| 2026 | 09 | 15 | 10 | 1674 | 679 | 2345 | 124 | 3370 | 2462 | 2630 | 26 | 24 | 20 | 26 | 30 | 20 | 37 | 56 | 2495 | 16018 |
| 2026 | 09 | 15 | 09 | 1675 | 679 | 2924 | 129 | 3003 | 2125 | 2744 | 25 | 15 | 23 | 23 | 27 | 27 | 46 | 53 | 2482 | 16000 |
| 2026 | 09 | 15 | 08 | 1678 | 677 | 2643 | 135 | 2243 | 2992 | 2903 | 30 | 20 | 26 | 30 | 18 | 29 | 42 | 56 | 2454 | 15976 |
| 2026 | 09 | 15 | 07 | 1672 | 677 | 2636 | 135 | 2923 | 2463 | 2753 | 28 | 20 | 34 | 21 | 21 | 21 | 34 | 63 | 2446 | 15947 |
| 2026 | 09 | 15 | 06 | 1673 | 678 | 2904 | 121 | 2409 | 1921 | 3539 | 18 | 26 | 34 | 24 | 29 | 29 | 34 | 52 | 2427 | 15918 |
| 2026 | 09 | 15 | 05 | 1671 | 678 | 2462 | 133 | 2579 | 2972 | 2738 | 23 | 22 | 20 | 28 | 28 | 26 | 35 | 60 | 2417 | 15892 |
| 2026 | 09 | 15 | 04 | 1671 | 678 | 2454 | 111 | 2430 | 2706 | 3170 | 29 | 25 | 15 | 24 | 22 | 28 | 34 | 63 | 2399 | 15859 |
| 2026 | 09 | 15 | 03 | 1671 | 679 | 2824 | 111 | 2548 | 2817 | 2549 | 27 | 21 | 26 | 26 | 33 | 24 | 30 | 56 | 2377 | 15819 |
| 2026 | 09 | 15 | 02 | 1670 | 679 | 2495 | 125 | 2574 | 2669 | 2971 | 21 | 19 | 28 | 28 | 29 | 29 | 34 | 55 | 2354 | 15780 |
| 2026 | 09 | 15 | 01 | 1669 | 679 | 2523 | 114 | 2422 | 2534 | 3190 | 24 | 27 | 20 | 28 | 32 | 20 | 39 | 54 | 2322 | 15697 |
| 2026 | 09 | 15 | 00 | 1678 | 681 | 2391 | 132 | 2383 | 3325 | 2789 | 16 | 29 | 30 | 17 | 20 | 31 | 44 | 59 | 2579 | 16204 |
| 2026 | 09 | 14 | 23 | 1680 | 680 | 2546 | 110 | 2320 | 2778 | 3264 | 16 | 18 | 30 | 25 | 24 | 32 | 38 | 66 | 2569 | 16196 |
| 2026 | 09 | 14 | 22 | 1678 | 679 | 2235 | 123 | 2315 | 2861 | 3484 | 20 | 16 | 34 | 16 | 24 | 30 | 34 | 63 | 2577 | 16189 |
| 2026 | 09 | 14 | 21 | 1677 | 678 | 2641 | 137 | 2603 | 2778 | 2851 | 32 | 15 | 31 | 20 | 25 | 19 | 41 | 53 | 2575 | 16176 |
| 2026 | 09 | 14 | 20 | 1679 | 679 | 2555 | 126 | 2609 | 2739 | 2965 | 25 | 13 | 27 | 30 | 26 | 31 | 31 | 55 | 2574 | 16164 |
| 2026 | 09 | 14 | 19 | 1680 | 679 | 2349 | 128 | 2771 | 3183 | 2556 | 17 | 20 | 30 | 28 | 22 | 26 | 43 | 53 | 2550 | 16135 |
| 2026 | 09 | 14 | 18 | 1678 | 679 | 2285 | 129 | 2973 | 2665 | 2927 | 18 | 21 | 30 | 27 | 18 | 26 | 37 | 64 | 2545 | 16122 |
| 2026 | 09 | 14 | 17 | 1679 | 678 | 2531 | 126 | 2413 | 2686 | 3212 | 21 | 18 | 24 | 32 | 29 | 30 | 36 | 52 | 2538 | 16105 |
| 2026 | 09 | 14 | 16 | 1677 | 678 | 2218 | 116 | 2313 | 3465 | 2853 | 22 | 30 | 34 | 21 | 27 | 22 | 42 | 61 | 2512 | 16091 |
| 2026 | 09 | 14 | 15 | 1677 | 678 | 2637 | 117 | 2537 | 2701 | 2969 | 20 | 22 | 30 | 33 | 26 | 25 | 38 | 48 | 2521 | 16079 |
| 2026 | 09 | 14 | 14 | 1676 | 678 | 2475 | 138 | 2292 | 2549 | 3495 | 17 | 25 | 28 | 24 | 21 | 32 | 38 | 61 | 2517 | 16066 |
| 2026 | 09 | 14 | 13 | 1676 | 677 | 2134 | 144 | 2745 | 2763 | 3159 | 19 | 19 | 23 | 23 | 32 | 23 | 42 | 58 | 2510 | 16047 |
| 2026 | 09 | 14 | 12 | 1679 | 678 | 2535 | 119 | 2382 | 2639 | 3252 | 21 | 20 | 25 | 26 | 31 | 19 | 41 | 56 | 2505 | 16028 |
| 2026 | 09 | 14 | 11 | 1676 | 678 | 2581 | 128 | 2757 | 2443 | 3007 | 19 | 16 | 25 | 36 | 21 | 24 | 46 | 52 | 2495 | 16004 |
| 2026 | 09 | 14 | 10 | 1678 | 678 | 3329 | 125 | 2424 | 2123 | 2907 | 24 | 22 | 28 | 28 | 28 | 24 | 32 | 58 | 2474 | 15982 |
| 2026 | 09 | 14 | 09 | 1674 | 676 | 2461 | 131 | 2503 | 2601 | 3212 | 21 | 25 | 30 | 20 | 27 | 29 | 38 | 52 | 2469 | 15969 |
| 2026 | 09 | 14 | 08 | 1676 | 676 | 2799 | 124 | 2408 | 2838 | 2731 | 22 | 15 | 23 | 33 | 40 | 20 | 29 | 56 | 2453 | 15943 |
| 2026 | 09 | 14 | 07 | 1675 | 675 | 2342 | 121 | 2930 | 2827 | 2666 | 16 | 22 | 34 | 24 | 20 | 25 | 35 | 56 | 2453 | 15921 |
| 2026 | 09 | 14 | 06 | 1674 | 674 | 2534 | 106 | 2412 | 2565 | 3254 | 24 | 23 | 23 | 28 | 26 | 26 | 39 | 58 | 2430 | 15896 |
| 2026 | 09 | 14 | 05 | 1676 | 674 | 2834 | 120 | 2317 | 2978 | 2616 | 20 | 20 | 32 | 33 | 27 | 26 | 32 | 59 | 2409 | 15873 |
| 2026 | 09 | 14 | 04 | 1677 | 674 | 2333 | 100 | 2708 | 2591 | 3114 | 25 | 16 | 32 | 30 | 27 | 21 | 36 | 51 | 2402 | 15837 |
| 2026 | 09 | 14 | 03 | 1676 | 674 | 2872 | 117 | 2519 | 2342 | 2987 | 23 | 19 | 27 | 23 | 26 | 26 | 30 | 66 | 2378 | 15805 |
| 2026 | 09 | 14 | 02 | 1678 | 674 | 2641 | 120 | 2328 | 2579 | 3140 | 28 | 18 | 32 | 25 | 27 | 27 | 28 | 56 | 2358 | 15759 |
| 2026 | 09 | 14 | 01 | 1672 | 674 | 2830 | 116 | 2329 | 2212 | 3275 | 27 | 22 | 26 | 28 | 34 | 23 | 29 | 52 | 2325 | 15674 |
| 2026 | 09 | 14 | 00 | 1678 | 680 | 2692 | 125 | 2591 | 2838 | 2749 | 24 | 28 | 24 | 30 | 19 | 30 | 26 | 62 | 2575 | 16171 |
| 2026 | 09 | 13 | 23 | 1674 | 680 | 2768 | 136 | 2352 | 2625 | 3113 | 21 | 20 | 28 | 38 | 26 | 22 | 36 | 52 | 2570 | 16161 |
| 2026 | 09 | 13 | 22 | 1675 | 678 | 2435 | 133 | 2340 | 2721 | 3358 | 30 | 17 | 23 | 29 | 15 | 25 | 33 | 62 | 2580 | 16154 |
| 2026 | 09 | 13 | 21 | 1675 | 678 | 2505 | 135 | 2234 | 2619 | 3490 | 19 | 23 | 28 | 22 | 23 | 30 | 33 | 62 | 2566 | 16142 |
| 2026 | 09 | 13 | 20 | 1679 | 677 | 2344 | 137 | 2908 | 2928 | 2650 | 34 | 22 | 25 | 25 | 21 | 21 | 31 | 58 | 2570 | 16130 |
| 2026 | 09 | 13 | 19 | 1677 | 678 | 2981 | 113 | 2145 | 2881 | 2842 | 22 | 22 | 21 | 25 | 26 | 28 | 36 | 56 | 2567 | 16120 |
| 2026 | 09 | 13 | 18 | 1677 | 677 | 2417 | 121 | 2574 | 2286 | 3553 | 27 | 28 | 23 | 27 | 23 | 28 | 30 | 53 | 2560 | 16104 |
| 2026 | 09 | 13 | 17 | 1681 | 677 | 2338 | 98 | 2803 | 3158 | 2537 | 24 | 17 | 29 | 31 | 18 | 29 | 43 | 56 | 2549 | 16088 |
| 2026 | 09 | 13 | 16 | 1676 | 677 | 2276 | 127 | 2453 | 3154 | 2921 | 24 | 17 | 38 | 26 | 27 | 22 | 34 | 55 | 2550 | 16077 |
| 2026 | 09 | 13 | 15 | 1676 | 676 | 2525 | 123 | 2830 | 2645 | 2814 | 20 | 18 | 19 | 22 | 31 | 32 | 46 | 56 | 2530 | 16063 |
| 2026 | 09 | 13 | 14 | 1675 | 676 | 2572 | 135 | 2954 | 2194 | 3068 | 26 | 25 | 30 | 30 | 22 | 22 | 27 | 64 | 2530 | 16050 |
| 2026 | 09 | 13 | 13 | 1677 | 674 | 2316 | 122 | 2388 | 2398 | 3689 | 14 | 28 | 28 | 17 | 21 | 39 | 44 | 54 | 2525 | 16034 |
| 2026 | 09 | 13 | 12 | 1677 | 674 | 2183 | 114 | 2679 | 2189 | 3735 | 21 | 24 | 24 | 23 | 33 | 26 | 38 | 52 | 2514 | 16006 |