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 | 06 | 09 | 23 | 1654 | 664 | 2527 | 1712 | 1753 | 2340 | 2824 | 25 | 36 | 38 | 29 | 27 | 36 | 31 | 38 | 2523 | 16257 |
| 2026 | 06 | 09 | 22 | 1655 | 662 | 2137 | 1445 | 2410 | 2272 | 2892 | 26 | 23 | 31 | 31 | 38 | 35 | 33 | 42 | 2514 | 16246 |
| 2026 | 06 | 09 | 21 | 1653 | 662 | 2149 | 1642 | 1699 | 2448 | 3210 | 15 | 37 | 33 | 28 | 35 | 30 | 45 | 35 | 2514 | 16235 |
| 2026 | 06 | 09 | 20 | 1653 | 662 | 1819 | 1548 | 2712 | 2749 | 2316 | 13 | 32 | 38 | 25 | 42 | 32 | 35 | 37 | 2516 | 16229 |
| 2026 | 06 | 09 | 19 | 1652 | 662 | 2410 | 1735 | 1762 | 2510 | 2722 | 22 | 31 | 24 | 21 | 28 | 39 | 32 | 51 | 2516 | 16217 |
| 2026 | 06 | 09 | 18 | 1649 | 662 | 1965 | 2062 | 2456 | 2161 | 2494 | 25 | 29 | 31 | 37 | 28 | 38 | 32 | 39 | 2499 | 16207 |
| 2026 | 06 | 09 | 17 | 1651 | 662 | 2564 | 2075 | 2514 | 2112 | 1863 | 19 | 23 | 32 | 29 | 41 | 34 | 31 | 45 | 2505 | 16200 |
| 2026 | 06 | 09 | 16 | 1653 | 662 | 2300 | 1643 | 2387 | 2808 | 1982 | 25 | 24 | 31 | 22 | 34 | 34 | 36 | 51 | 2494 | 16186 |
| 2026 | 06 | 09 | 15 | 1653 | 662 | 2379 | 1664 | 2485 | 2525 | 2064 | 25 | 19 | 18 | 35 | 26 | 38 | 46 | 44 | 2491 | 16174 |
| 2026 | 06 | 09 | 14 | 1652 | 662 | 2409 | 1695 | 2232 | 2310 | 2456 | 25 | 27 | 29 | 26 | 46 | 28 | 35 | 39 | 2476 | 16147 |
| 2026 | 06 | 09 | 13 | 1652 | 661 | 2250 | 1885 | 2308 | 2058 | 2596 | 19 | 23 | 32 | 46 | 30 | 34 | 27 | 48 | 2464 | 16133 |
| 2026 | 06 | 09 | 12 | 1655 | 662 | 2203 | 1653 | 2211 | 2596 | 2421 | 25 | 31 | 38 | 34 | 22 | 29 | 32 | 45 | 2463 | 16120 |
| 2026 | 06 | 09 | 11 | 1650 | 661 | 1786 | 1656 | 2884 | 2629 | 2128 | 33 | 36 | 30 | 24 | 31 | 24 | 39 | 36 | 2456 | 16103 |
| 2026 | 06 | 09 | 10 | 1650 | 661 | 2417 | 1722 | 2339 | 2164 | 2432 | 18 | 22 | 46 | 30 | 30 | 38 | 26 | 48 | 2448 | 16091 |
| 2026 | 06 | 09 | 09 | 1653 | 661 | 2072 | 1622 | 2332 | 2631 | 2407 | 24 | 30 | 35 | 26 | 38 | 28 | 34 | 40 | 2440 | 16073 |
| 2026 | 06 | 09 | 08 | 1652 | 661 | 1979 | 2224 | 2365 | 1771 | 2716 | 21 | 37 | 35 | 21 | 30 | 35 | 35 | 42 | 2424 | 16048 |
| 2026 | 06 | 09 | 07 | 1653 | 661 | 1852 | 1867 | 2429 | 2084 | 2813 | 19 | 37 | 28 | 23 | 25 | 33 | 41 | 44 | 2416 | 16025 |
| 2026 | 06 | 09 | 06 | 1652 | 659 | 1964 | 1928 | 1986 | 2727 | 2432 | 28 | 25 | 45 | 26 | 39 | 26 | 24 | 46 | 2385 | 15992 |
| 2026 | 06 | 09 | 05 | 1650 | 659 | 2258 | 1684 | 2202 | 2369 | 2510 | 26 | 21 | 44 | 9 | 33 | 43 | 35 | 37 | 2386 | 15966 |
| 2026 | 06 | 09 | 04 | 1650 | 660 | 2235 | 1897 | 2437 | 2541 | 1898 | 35 | 27 | 30 | 26 | 36 | 30 | 33 | 39 | 2350 | 15924 |
| 2026 | 06 | 09 | 03 | 1649 | 660 | 2211 | 1719 | 2354 | 1619 | 3099 | 22 | 28 | 21 | 31 | 36 | 31 | 37 | 44 | 2333 | 15894 |
| 2026 | 06 | 09 | 02 | 1646 | 660 | 2562 | 1793 | 2118 | 2196 | 2318 | 26 | 23 | 48 | 32 | 26 | 36 | 23 | 41 | 2301 | 15849 |
| 2026 | 06 | 09 | 01 | 1649 | 660 | 2211 | 1815 | 2017 | 2137 | 2783 | 28 | 31 | 31 | 24 | 28 | 21 | 39 | 47 | 2255 | 15776 |
| 2026 | 06 | 09 | 00 | 1651 | 662 | 2133 | 1844 | 2573 | 2389 | 2206 | 21 | 32 | 42 | 30 | 29 | 36 | 26 | 40 | 2526 | 16240 |
| 2026 | 06 | 08 | 23 | 1652 | 661 | 1979 | 1846 | 2311 | 2387 | 2622 | 26 | 40 | 33 | 26 | 34 | 31 | 23 | 47 | 2517 | 16235 |
| 2026 | 06 | 08 | 22 | 1652 | 661 | 2190 | 1643 | 3299 | 1635 | 2373 | 16 | 24 | 31 | 31 | 37 | 43 | 32 | 53 | 2508 | 16228 |
| 2026 | 06 | 08 | 21 | 1654 | 662 | 2269 | 1761 | 2230 | 2064 | 2810 | 28 | 30 | 37 | 35 | 27 | 43 | 27 | 38 | 2501 | 16216 |
| 2026 | 06 | 08 | 20 | 1649 | 662 | 2048 | 1785 | 1967 | 2169 | 3162 | 20 | 38 | 37 | 31 | 28 | 33 | 27 | 40 | 2509 | 16205 |
| 2026 | 06 | 08 | 19 | 1644 | 662 | 2325 | 1783 | 2670 | 1777 | 2573 | 23 | 26 | 35 | 27 | 35 | 42 | 34 | 36 | 2501 | 16193 |
| 2026 | 06 | 08 | 18 | 1647 | 662 | 1391 | 1946 | 2211 | 3176 | 2403 | 28 | 25 | 35 | 40 | 28 | 33 | 35 | 36 | 2488 | 16184 |
| 2026 | 06 | 08 | 17 | 1646 | 662 | 1964 | 1847 | 2255 | 2778 | 2274 | 31 | 27 | 39 | 31 | 33 | 24 | 30 | 41 | 2486 | 16168 |
| 2026 | 06 | 08 | 16 | 1649 | 662 | 2025 | 1867 | 2081 | 1960 | 3183 | 26 | 29 | 36 | 30 | 37 | 34 | 38 | 35 | 2470 | 16162 |
| 2026 | 06 | 08 | 15 | 1646 | 660 | 1796 | 1855 | 1972 | 3058 | 2426 | 22 | 26 | 29 | 37 | 39 | 36 | 36 | 42 | 2463 | 16143 |
| 2026 | 06 | 08 | 14 | 1646 | 660 | 2258 | 1662 | 2410 | 2579 | 2188 | 26 | 31 | 45 | 24 | 34 | 22 | 43 | 34 | 2460 | 16122 |
| 2026 | 06 | 08 | 13 | 1648 | 660 | 2525 | 2066 | 2052 | 2006 | 2436 | 36 | 23 | 25 | 30 | 26 | 30 | 37 | 52 | 2445 | 16097 |
| 2026 | 06 | 08 | 12 | 1645 | 660 | 2349 | 1926 | 2339 | 2655 | 1804 | 32 | 33 | 40 | 31 | 27 | 33 | 32 | 36 | 2427 | 16069 |
| 2026 | 06 | 08 | 11 | 1647 | 659 | 2365 | 1633 | 2557 | 1728 | 2775 | 18 | 32 | 36 | 33 | 37 | 30 | 35 | 31 | 2432 | 16048 |
| 2026 | 06 | 08 | 10 | 1644 | 659 | 2328 | 1764 | 1774 | 2459 | 2734 | 25 | 35 | 26 | 37 | 32 | 35 | 25 | 41 | 2413 | 16031 |
| 2026 | 06 | 08 | 09 | 1646 | 659 | 2332 | 1891 | 1995 | 1750 | 3084 | 14 | 30 | 32 | 34 | 33 | 34 | 42 | 38 | 2405 | 16019 |
| 2026 | 06 | 08 | 08 | 1648 | 658 | 2346 | 1752 | 2077 | 1868 | 3006 | 22 | 35 | 31 | 39 | 30 | 27 | 27 | 42 | 2390 | 15998 |
| 2026 | 06 | 08 | 07 | 1646 | 657 | 1920 | 1779 | 2356 | 2831 | 2160 | 19 | 33 | 32 | 29 | 31 | 43 | 28 | 38 | 2373 | 15975 |
| 2026 | 06 | 08 | 06 | 1647 | 656 | 1600 | 1580 | 2677 | 2220 | 2951 | 25 | 23 | 40 | 26 | 30 | 37 | 30 | 50 | 2359 | 15951 |
| 2026 | 06 | 08 | 05 | 1649 | 657 | 1666 | 1886 | 2552 | 2541 | 2368 | 27 | 29 | 35 | 33 | 29 | 29 | 28 | 45 | 2351 | 15925 |
| 2026 | 06 | 08 | 04 | 1646 | 657 | 2427 | 1766 | 2502 | 2248 | 2062 | 28 | 34 | 34 | 24 | 40 | 33 | 34 | 29 | 2318 | 15882 |
| 2026 | 06 | 08 | 03 | 1644 | 657 | 2276 | 1970 | 2164 | 2750 | 1830 | 26 | 24 | 28 | 27 | 39 | 30 | 33 | 45 | 2307 | 15850 |
| 2026 | 06 | 08 | 02 | 1645 | 657 | 1727 | 1842 | 2123 | 2835 | 2452 | 23 | 21 | 31 | 22 | 31 | 35 | 33 | 54 | 2282 | 15813 |
| 2026 | 06 | 08 | 01 | 1644 | 657 | 1916 | 1765 | 2149 | 2582 | 2535 | 27 | 26 | 43 | 24 | 27 | 32 | 33 | 38 | 2265 | 15763 |
| 2026 | 06 | 08 | 00 | 1651 | 661 | 2349 | 1709 | 1883 | 2908 | 2285 | 29 | 32 | 40 | 26 | 30 | 28 | 32 | 50 | 2478 | 16191 |