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 | 08 | 26 | 22 | 1684 | 666 | 1874 | 2108 | 2068 | 2463 | 2619 | 27 | 25 | 37 | 30 | 21 | 25 | 45 | 40 | 2526 | 16258 |
| 2026 | 08 | 26 | 21 | 1681 | 665 | 2244 | 2113 | 1801 | 2473 | 2499 | 26 | 28 | 40 | 25 | 33 | 30 | 28 | 32 | 2530 | 16248 |
| 2026 | 08 | 26 | 20 | 1682 | 665 | 2161 | 2181 | 1774 | 2483 | 2523 | 23 | 30 | 41 | 28 | 31 | 26 | 32 | 31 | 2523 | 16234 |
| 2026 | 08 | 26 | 19 | 1682 | 663 | 2126 | 1414 | 2484 | 2610 | 2478 | 28 | 22 | 26 | 34 | 30 | 30 | 35 | 43 | 2515 | 16220 |
| 2026 | 08 | 26 | 18 | 1681 | 662 | 2417 | 1924 | 1821 | 2496 | 2453 | 23 | 24 | 32 | 23 | 35 | 30 | 29 | 52 | 2509 | 16211 |
| 2026 | 08 | 26 | 17 | 1682 | 663 | 2334 | 1743 | 2048 | 2208 | 2768 | 20 | 25 | 42 | 45 | 29 | 30 | 29 | 34 | 2500 | 16200 |
| 2026 | 08 | 26 | 16 | 1682 | 663 | 2282 | 2093 | 2168 | 1936 | 2614 | 32 | 25 | 37 | 21 | 27 | 32 | 37 | 36 | 2499 | 16184 |
| 2026 | 08 | 26 | 15 | 1681 | 661 | 1961 | 1806 | 2460 | 2163 | 2704 | 22 | 30 | 30 | 32 | 24 | 32 | 33 | 39 | 2492 | 16170 |
| 2026 | 08 | 26 | 14 | 1683 | 661 | 2425 | 1595 | 2476 | 2043 | 2543 | 27 | 29 | 35 | 24 | 30 | 19 | 32 | 38 | 2503 | 16163 |
| 2026 | 08 | 26 | 13 | 1681 | 661 | 2130 | 1816 | 2328 | 2173 | 2632 | 29 | 23 | 27 | 29 | 24 | 26 | 38 | 44 | 2489 | 16150 |
| 2026 | 08 | 26 | 12 | 1682 | 660 | 1848 | 1630 | 2463 | 2011 | 3113 | 21 | 32 | 36 | 30 | 27 | 30 | 34 | 32 | 2486 | 16135 |
| 2026 | 08 | 26 | 11 | 1680 | 660 | 2201 | 1595 | 2100 | 2375 | 2791 | 18 | 29 | 37 | 24 | 37 | 22 | 30 | 39 | 2479 | 16117 |
| 2026 | 08 | 26 | 10 | 1680 | 661 | 1751 | 1784 | 1899 | 3125 | 2495 | 28 | 23 | 34 | 33 | 28 | 26 | 31 | 32 | 2470 | 16100 |
| 2026 | 08 | 26 | 09 | 1685 | 661 | 1913 | 1917 | 1974 | 2164 | 3079 | 24 | 26 | 35 | 26 | 31 | 29 | 41 | 38 | 2439 | 16082 |
| 2026 | 08 | 26 | 08 | 1684 | 660 | 1901 | 1867 | 1910 | 2421 | 2941 | 28 | 34 | 40 | 25 | 28 | 25 | 33 | 35 | 2431 | 16063 |
| 2026 | 08 | 26 | 07 | 1683 | 660 | 2230 | 1925 | 2294 | 2105 | 2469 | 29 | 23 | 28 | 17 | 30 | 25 | 38 | 39 | 2441 | 16036 |
| 2026 | 08 | 26 | 06 | 1681 | 660 | 1683 | 1868 | 2050 | 2361 | 3058 | 31 | 23 | 27 | 29 | 33 | 28 | 34 | 28 | 2410 | 16004 |
| 2026 | 08 | 26 | 05 | 1684 | 660 | 2167 | 1725 | 2247 | 1887 | 2981 | 19 | 16 | 31 | 31 | 40 | 29 | 33 | 39 | 2381 | 15970 |
| 2026 | 08 | 26 | 04 | 1683 | 659 | 2080 | 1909 | 2297 | 2256 | 2460 | 27 | 15 | 26 | 24 | 33 | 38 | 36 | 34 | 2362 | 15939 |
| 2026 | 08 | 26 | 03 | 1682 | 660 | 2614 | 1567 | 1872 | 2810 | 2120 | 24 | 21 | 33 | 29 | 22 | 29 | 31 | 38 | 2349 | 15901 |
| 2026 | 08 | 26 | 02 | 1681 | 659 | 2070 | 1428 | 2420 | 2298 | 2747 | 27 | 15 | 37 | 26 | 28 | 32 | 26 | 38 | 2340 | 15872 |
| 2026 | 08 | 26 | 01 | 1681 | 659 | 1812 | 1654 | 2251 | 2452 | 2766 | 20 | 22 | 38 | 33 | 28 | 21 | 30 | 44 | 2303 | 15814 |
| 2026 | 08 | 26 | 00 | 1681 | 663 | 2344 | 1680 | 2535 | 1819 | 2756 | 21 | 26 | 34 | 31 | 31 | 29 | 30 | 38 | 2543 | 16261 |
| 2026 | 08 | 25 | 23 | 1684 | 663 | 2266 | 1818 | 2193 | 2625 | 2224 | 23 | 19 | 40 | 35 | 27 | 33 | 34 | 36 | 2532 | 16252 |
| 2026 | 08 | 25 | 22 | 1681 | 662 | 1545 | 1811 | 2456 | 2261 | 3051 | 29 | 23 | 27 | 23 | 32 | 30 | 49 | 38 | 2524 | 16242 |
| 2026 | 08 | 25 | 21 | 1681 | 663 | 2158 | 1962 | 1948 | 2360 | 2688 | 19 | 22 | 34 | 35 | 28 | 35 | 28 | 39 | 2527 | 16227 |
| 2026 | 08 | 25 | 20 | 1682 | 663 | 1925 | 1871 | 2406 | 2630 | 2278 | 23 | 23 | 42 | 26 | 32 | 32 | 31 | 35 | 2520 | 16219 |
| 2026 | 08 | 25 | 19 | 1682 | 663 | 2313 | 2175 | 1771 | 2057 | 2797 | 21 | 20 | 32 | 23 | 24 | 24 | 46 | 48 | 2519 | 16215 |
| 2026 | 08 | 25 | 18 | 1681 | 663 | 1947 | 1852 | 2419 | 2222 | 2666 | 20 | 17 | 27 | 31 | 26 | 25 | 39 | 52 | 2514 | 16201 |
| 2026 | 08 | 25 | 17 | 1681 | 663 | 2415 | 1602 | 2054 | 2403 | 2617 | 25 | 33 | 32 | 19 | 23 | 25 | 30 | 42 | 2521 | 16185 |
| 2026 | 08 | 25 | 16 | 1682 | 663 | 1788 | 1974 | 2236 | 2794 | 2298 | 35 | 23 | 32 | 28 | 26 | 21 | 28 | 46 | 2504 | 16178 |
| 2026 | 08 | 25 | 15 | 1679 | 663 | 2149 | 1774 | 2459 | 2149 | 2558 | 18 | 31 | 27 | 26 | 31 | 36 | 28 | 46 | 2493 | 16167 |
| 2026 | 08 | 25 | 14 | 1680 | 663 | 2286 | 1488 | 2429 | 2025 | 2855 | 17 | 23 | 33 | 38 | 23 | 30 | 21 | 39 | 2505 | 16155 |
| 2026 | 08 | 25 | 13 | 1681 | 663 | 1934 | 1729 | 2246 | 2602 | 2567 | 34 | 19 | 34 | 33 | 28 | 19 | 27 | 42 | 2481 | 16139 |
| 2026 | 08 | 25 | 12 | 1678 | 663 | 2360 | 2007 | 1912 | 2374 | 2420 | 30 | 29 | 31 | 28 | 21 | 34 | 28 | 39 | 2473 | 16127 |
| 2026 | 08 | 25 | 11 | 1682 | 663 | 2342 | 1605 | 2274 | 2567 | 2268 | 29 | 29 | 27 | 28 | 25 | 25 | 39 | 38 | 2463 | 16104 |
| 2026 | 08 | 25 | 10 | 1681 | 663 | 2239 | 2024 | 1893 | 2420 | 2478 | 22 | 22 | 26 | 27 | 24 | 32 | 37 | 40 | 2459 | 16087 |
| 2026 | 08 | 25 | 09 | 1682 | 663 | 2210 | 1887 | 1768 | 2921 | 2264 | 21 | 18 | 33 | 35 | 25 | 27 | 38 | 46 | 2441 | 16079 |
| 2026 | 08 | 25 | 08 | 1680 | 662 | 1794 | 2255 | 1938 | 2325 | 2730 | 23 | 24 | 35 | 24 | 39 | 28 | 32 | 34 | 2437 | 16060 |
| 2026 | 08 | 25 | 07 | 1682 | 662 | 1807 | 1812 | 2033 | 2352 | 3032 | 29 | 18 | 34 | 28 | 22 | 23 | 41 | 36 | 2430 | 16041 |
| 2026 | 08 | 25 | 06 | 1681 | 663 | 1939 | 1958 | 1969 | 2249 | 2911 | 26 | 20 | 29 | 21 | 21 | 24 | 40 | 47 | 2414 | 16012 |
| 2026 | 08 | 25 | 05 | 1677 | 663 | 1755 | 1781 | 2536 | 2533 | 2412 | 21 | 18 | 32 | 28 | 28 | 36 | 44 | 37 | 2382 | 15983 |
| 2026 | 08 | 25 | 04 | 1680 | 663 | 2084 | 1701 | 2783 | 1856 | 2585 | 34 | 21 | 31 | 23 | 31 | 34 | 35 | 34 | 2358 | 15953 |
| 2026 | 08 | 25 | 03 | 1679 | 663 | 2044 | 1945 | 2218 | 2534 | 2257 | 17 | 30 | 23 | 23 | 26 | 38 | 37 | 43 | 2351 | 15928 |
| 2026 | 08 | 25 | 02 | 1676 | 663 | 1753 | 1969 | 1716 | 2047 | 3506 | 30 | 23 | 26 | 32 | 28 | 24 | 35 | 38 | 2325 | 15891 |
| 2026 | 08 | 25 | 01 | 1678 | 662 | 1446 | 1921 | 2085 | 3047 | 2463 | 24 | 17 | 35 | 30 | 28 | 28 | 38 | 42 | 2285 | 15829 |
| 2026 | 08 | 25 | 00 | 1687 | 666 | 2079 | 2165 | 2576 | 2108 | 2223 | 24 | 20 | 28 | 32 | 32 | 26 | 39 | 43 | 2544 | 16292 |
| 2026 | 08 | 24 | 23 | 1684 | 667 | 1888 | 1759 | 2540 | 2608 | 2351 | 23 | 20 | 32 | 30 | 27 | 34 | 36 | 32 | 2553 | 16284 |