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 | 05 | 09 | 22 | 1633 | 663 | 2030 | 1731 | 2350 | 2347 | 2690 | 26 | 34 | 41 | 34 | 35 | 40 | 0 | 32 | 2449 | 16135 |
| 2026 | 05 | 09 | 21 | 1631 | 663 | 2185 | 1702 | 1852 | 2669 | 2734 | 25 | 35 | 45 | 37 | 32 | 32 | 0 | 46 | 2437 | 16125 |
| 2026 | 05 | 09 | 20 | 1631 | 663 | 1870 | 1895 | 2944 | 2708 | 1716 | 32 | 33 | 35 | 34 | 31 | 33 | 0 | 46 | 2442 | 16113 |
| 2026 | 05 | 09 | 19 | 1632 | 663 | 2298 | 1965 | 1460 | 2464 | 2942 | 32 | 28 | 35 | 42 | 28 | 28 | 0 | 56 | 2426 | 16099 |
| 2026 | 05 | 09 | 18 | 1632 | 662 | 2073 | 1653 | 1974 | 2473 | 2952 | 31 | 28 | 39 | 45 | 26 | 39 | 0 | 42 | 2421 | 16090 |
| 2026 | 05 | 09 | 17 | 1631 | 663 | 2119 | 1496 | 2035 | 2487 | 2977 | 37 | 33 | 39 | 43 | 26 | 32 | 0 | 44 | 2416 | 16078 |
| 2026 | 05 | 09 | 16 | 1631 | 662 | 2958 | 1994 | 1628 | 2561 | 1971 | 29 | 35 | 43 | 37 | 32 | 28 | 0 | 49 | 2406 | 16064 |
| 2026 | 05 | 09 | 15 | 1633 | 662 | 1656 | 1874 | 2141 | 2628 | 2800 | 34 | 38 | 28 | 39 | 27 | 36 | 0 | 43 | 2409 | 16048 |
| 2026 | 05 | 09 | 14 | 1631 | 662 | 2238 | 1749 | 1823 | 2702 | 2583 | 34 | 26 | 36 | 44 | 28 | 33 | 0 | 42 | 2411 | 16042 |
| 2026 | 05 | 09 | 13 | 1631 | 662 | 2257 | 1965 | 2224 | 2532 | 2110 | 19 | 44 | 32 | 36 | 31 | 46 | 0 | 48 | 2393 | 16030 |
| 2026 | 05 | 09 | 12 | 1632 | 661 | 2293 | 1847 | 2295 | 2228 | 2416 | 26 | 38 | 35 | 30 | 31 | 30 | 0 | 54 | 2396 | 16012 |
| 2026 | 05 | 09 | 11 | 1634 | 661 | 1774 | 1626 | 2098 | 2397 | 3174 | 28 | 42 | 36 | 27 | 42 | 31 | 0 | 38 | 2382 | 15990 |
| 2026 | 05 | 09 | 10 | 1634 | 659 | 2133 | 1717 | 2274 | 2218 | 2720 | 29 | 34 | 35 | 38 | 35 | 44 | 0 | 44 | 2361 | 15975 |
| 2026 | 05 | 09 | 09 | 1633 | 660 | 2018 | 1907 | 2494 | 2251 | 2389 | 23 | 38 | 37 | 32 | 33 | 32 | 0 | 49 | 2367 | 15963 |
| 2026 | 05 | 09 | 08 | 1631 | 661 | 1694 | 1682 | 2636 | 2480 | 2559 | 20 | 42 | 35 | 34 | 35 | 29 | 0 | 54 | 2353 | 15945 |
| 2026 | 05 | 09 | 07 | 1631 | 661 | 1652 | 1659 | 2377 | 3077 | 2276 | 28 | 35 | 43 | 34 | 31 | 29 | 0 | 48 | 2340 | 15921 |
| 2026 | 05 | 09 | 06 | 1628 | 660 | 2854 | 2115 | 1849 | 1955 | 2257 | 47 | 44 | 29 | 26 | 33 | 31 | 0 | 38 | 2326 | 15892 |
| 2026 | 05 | 09 | 05 | 1629 | 660 | 2207 | 1730 | 2576 | 2159 | 2347 | 36 | 37 | 30 | 27 | 33 | 36 | 0 | 41 | 2316 | 15864 |
| 2026 | 05 | 09 | 04 | 1632 | 660 | 2320 | 1648 | 2203 | 2086 | 2748 | 24 | 31 | 45 | 40 | 26 | 34 | 0 | 42 | 2298 | 15837 |
| 2026 | 05 | 09 | 03 | 1632 | 660 | 2528 | 2084 | 2274 | 2251 | 1861 | 35 | 22 | 38 | 28 | 26 | 34 | 0 | 44 | 2291 | 15808 |
| 2026 | 05 | 09 | 02 | 1633 | 658 | 1530 | 1699 | 2200 | 2000 | 3546 | 40 | 32 | 40 | 34 | 33 | 36 | 0 | 37 | 2259 | 15777 |
| 2026 | 05 | 09 | 01 | 1631 | 658 | 2118 | 2278 | 1950 | 1903 | 2706 | 41 | 37 | 36 | 25 | 34 | 27 | 0 | 46 | 2236 | 15726 |
| 2026 | 05 | 09 | 00 | 1633 | 661 | 2271 | 1667 | 2113 | 2228 | 2874 | 36 | 34 | 26 | 43 | 35 | 33 | 3 | 46 | 2469 | 16172 |
| 2026 | 05 | 08 | 23 | 1634 | 661 | 2129 | 1833 | 1675 | 2258 | 3254 | 24 | 34 | 37 | 35 | 30 | 37 | 3 | 49 | 2471 | 16164 |
| 2026 | 05 | 08 | 22 | 1634 | 661 | 2243 | 1903 | 1650 | 2983 | 2370 | 26 | 37 | 42 | 35 | 27 | 38 | 3 | 45 | 2460 | 16157 |
| 2026 | 05 | 08 | 21 | 1633 | 661 | 1830 | 1691 | 2832 | 2408 | 2378 | 32 | 39 | 38 | 36 | 29 | 31 | 3 | 51 | 2458 | 16150 |
| 2026 | 05 | 08 | 20 | 1635 | 661 | 2894 | 1322 | 2335 | 1963 | 2623 | 34 | 32 | 44 | 32 | 29 | 30 | 3 | 52 | 2449 | 16138 |
| 2026 | 05 | 08 | 19 | 1638 | 661 | 2181 | 1589 | 3313 | 1916 | 2126 | 29 | 40 | 37 | 32 | 28 | 37 | 3 | 48 | 2450 | 16128 |
| 2026 | 05 | 08 | 18 | 1637 | 659 | 1891 | 2014 | 1865 | 2645 | 2708 | 33 | 35 | 30 | 33 | 31 | 27 | 3 | 59 | 2449 | 16119 |
| 2026 | 05 | 08 | 17 | 1635 | 660 | 2381 | 1710 | 2138 | 2398 | 2489 | 36 | 38 | 35 | 35 | 23 | 34 | 3 | 46 | 2449 | 16110 |
| 2026 | 05 | 08 | 16 | 1636 | 661 | 1919 | 1966 | 1975 | 2879 | 2372 | 39 | 33 | 27 | 37 | 27 | 43 | 3 | 53 | 2424 | 16094 |
| 2026 | 05 | 08 | 15 | 1636 | 661 | 1861 | 1627 | 2336 | 2799 | 2478 | 29 | 31 | 45 | 32 | 31 | 36 | 3 | 36 | 2436 | 16077 |
| 2026 | 05 | 08 | 14 | 1636 | 661 | 2103 | 2032 | 2383 | 2067 | 2512 | 38 | 33 | 34 | 37 | 22 | 39 | 3 | 40 | 2418 | 16058 |
| 2026 | 05 | 08 | 13 | 1635 | 661 | 2332 | 1701 | 1987 | 2244 | 2822 | 30 | 32 | 36 | 36 | 25 | 32 | 3 | 49 | 2411 | 16036 |
| 2026 | 05 | 08 | 12 | 1637 | 661 | 2292 | 1351 | 2384 | 2562 | 2488 | 23 | 46 | 31 | 16 | 30 | 39 | 3 | 51 | 2407 | 16021 |
| 2026 | 05 | 08 | 11 | 1634 | 661 | 1733 | 2072 | 2147 | 2913 | 2207 | 35 | 28 | 23 | 32 | 24 | 35 | 3 | 59 | 2402 | 16008 |
| 2026 | 05 | 08 | 10 | 1637 | 660 | 1765 | 1895 | 1759 | 2344 | 3294 | 37 | 36 | 32 | 29 | 25 | 33 | 4 | 47 | 2390 | 15987 |
| 2026 | 05 | 08 | 09 | 1636 | 659 | 1962 | 1386 | 2777 | 2208 | 2718 | 33 | 33 | 39 | 27 | 28 | 34 | 4 | 44 | 2386 | 15974 |
| 2026 | 05 | 08 | 08 | 1638 | 659 | 2414 | 1853 | 2363 | 2478 | 1936 | 21 | 35 | 35 | 28 | 32 | 43 | 4 | 49 | 2365 | 15953 |
| 2026 | 05 | 08 | 07 | 1636 | 658 | 1716 | 1951 | 2069 | 3218 | 2081 | 25 | 37 | 36 | 33 | 22 | 34 | 4 | 54 | 2349 | 15923 |
| 2026 | 05 | 08 | 06 | 1634 | 657 | 2297 | 1735 | 2252 | 2263 | 2472 | 39 | 39 | 23 | 34 | 20 | 28 | 4 | 64 | 2335 | 15896 |
| 2026 | 05 | 08 | 05 | 1631 | 657 | 2386 | 1691 | 2011 | 2475 | 2457 | 31 | 36 | 40 | 30 | 22 | 43 | 10 | 52 | 2287 | 15859 |
| 2026 | 05 | 08 | 04 | 1634 | 657 | 2665 | 2022 | 1712 | 1803 | 2799 | 28 | 27 | 26 | 27 | 37 | 30 | 32 | 40 | 2290 | 15829 |
| 2026 | 05 | 08 | 03 | 1631 | 657 | 1935 | 1996 | 2718 | 1916 | 2426 | 21 | 27 | 33 | 39 | 29 | 26 | 26 | 53 | 2272 | 15805 |
| 2026 | 05 | 08 | 02 | 1632 | 657 | 1953 | 1790 | 2102 | 2625 | 2507 | 28 | 31 | 41 | 25 | 31 | 18 | 43 | 49 | 2244 | 15776 |
| 2026 | 05 | 08 | 01 | 1631 | 656 | 2033 | 1949 | 2131 | 2234 | 2618 | 29 | 21 | 45 | 23 | 24 | 33 | 37 | 40 | 2225 | 15729 |
| 2026 | 05 | 08 | 00 | 1637 | 660 | 2824 | 1716 | 2173 | 2202 | 2235 | 26 | 27 | 40 | 24 | 31 | 36 | 32 | 47 | 2499 | 16209 |
| 2026 | 05 | 07 | 23 | 1638 | 660 | 2296 | 1934 | 2121 | 2359 | 2435 | 30 | 23 | 39 | 34 | 35 | 36 | 34 | 32 | 2493 | 16199 |