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 |
| 2025 | 12 | 01 | 12 | 1556 | 601 | 1350 | 1877 | 2260 | 2578 | 3139 | 22 | 17 | 36 | 29 | 24 | 37 | 50 | 31 | 2316 | 15923 |
| 2025 | 12 | 01 | 11 | 1555 | 601 | 2250 | 1680 | 2545 | 1717 | 3004 | 33 | 26 | 25 | 26 | 18 | 32 | 28 | 41 | 2324 | 15905 |
| 2025 | 12 | 01 | 10 | 1558 | 601 | 2362 | 1698 | 2448 | 2485 | 2193 | 21 | 28 | 31 | 27 | 28 | 19 | 37 | 38 | 2313 | 15887 |
| 2025 | 12 | 01 | 09 | 1556 | 600 | 2159 | 1652 | 2422 | 2309 | 2636 | 24 | 20 | 28 | 33 | 21 | 36 | 27 | 47 | 2297 | 15867 |
| 2025 | 12 | 01 | 08 | 1555 | 599 | 1625 | 2240 | 1924 | 2743 | 2638 | 16 | 35 | 25 | 22 | 39 | 23 | 35 | 39 | 2284 | 15842 |
| 2025 | 12 | 01 | 07 | 1553 | 599 | 2124 | 2020 | 2054 | 2171 | 2794 | 21 | 31 | 37 | 24 | 24 | 26 | 36 | 38 | 2275 | 15827 |
| 2025 | 12 | 01 | 06 | 1553 | 598 | 2566 | 1642 | 1706 | 2333 | 2914 | 31 | 26 | 33 | 35 | 22 | 35 | 22 | 37 | 2249 | 15802 |
| 2025 | 12 | 01 | 05 | 1555 | 597 | 2152 | 1672 | 2233 | 2418 | 2677 | 22 | 26 | 25 | 36 | 28 | 27 | 25 | 45 | 2244 | 15782 |
| 2025 | 12 | 01 | 04 | 1557 | 598 | 1734 | 1770 | 2671 | 2389 | 2583 | 30 | 25 | 30 | 25 | 24 | 21 | 33 | 39 | 2193 | 15722 |
| 2025 | 12 | 01 | 03 | 1556 | 598 | 2418 | 2003 | 2917 | 2061 | 1735 | 28 | 28 | 28 | 32 | 31 | 20 | 33 | 43 | 2164 | 15695 |
| 2025 | 12 | 01 | 02 | 1557 | 597 | 1922 | 1906 | 2177 | 2535 | 2579 | 32 | 25 | 27 | 26 | 24 | 33 | 29 | 38 | 2152 | 15659 |
| 2025 | 12 | 01 | 01 | 1553 | 597 | 1344 | 1920 | 2774 | 2600 | 2453 | 23 | 30 | 31 | 34 | 28 | 21 | 27 | 46 | 2108 | 15589 |
| 2025 | 12 | 01 | 00 | 1555 | 602 | 2344 | 1731 | 2424 | 2337 | 2439 | 19 | 31 | 30 | 31 | 17 | 28 | 33 | 45 | 2372 | 16038 |
| 2025 | 11 | 30 | 23 | 1554 | 603 | 1532 | 1852 | 2779 | 2723 | 2383 | 20 | 24 | 27 | 23 | 20 | 29 | 45 | 41 | 2376 | 16031 |
| 2025 | 11 | 30 | 22 | 1552 | 602 | 2318 | 1874 | 2405 | 2045 | 2621 | 28 | 19 | 31 | 38 | 15 | 21 | 33 | 42 | 2375 | 16019 |
| 2025 | 11 | 30 | 21 | 1553 | 602 | 2598 | 1616 | 2250 | 2476 | 2319 | 27 | 26 | 41 | 31 | 17 | 37 | 29 | 38 | 2350 | 16010 |
| 2025 | 11 | 30 | 20 | 1552 | 602 | 2324 | 1812 | 3037 | 1698 | 2384 | 27 | 24 | 31 | 37 | 32 | 25 | 24 | 33 | 2358 | 16000 |
| 2025 | 11 | 30 | 19 | 1555 | 598 | 2524 | 1871 | 2070 | 2412 | 2396 | 20 | 33 | 35 | 25 | 26 | 29 | 23 | 43 | 2322 | 15982 |
| 2025 | 11 | 30 | 18 | 1553 | 600 | 2082 | 2141 | 2253 | 2261 | 2521 | 21 | 34 | 35 | 26 | 27 | 29 | 24 | 45 | 2327 | 15979 |
| 2025 | 11 | 30 | 17 | 1553 | 598 | 2270 | 1731 | 2240 | 2506 | 2488 | 24 | 31 | 24 | 26 | 33 | 43 | 32 | 32 | 2332 | 15963 |
| 2025 | 11 | 30 | 16 | 1553 | 599 | 2649 | 1631 | 2230 | 2714 | 2004 | 17 | 28 | 25 | 28 | 33 | 36 | 32 | 38 | 2332 | 15949 |
| 2025 | 11 | 30 | 15 | 1551 | 599 | 1979 | 1976 | 2332 | 2519 | 2417 | 21 | 28 | 30 | 35 | 27 | 32 | 29 | 38 | 2319 | 15932 |
| 2025 | 11 | 30 | 14 | 1553 | 600 | 1868 | 2179 | 2061 | 2988 | 2124 | 17 | 31 | 35 | 34 | 28 | 35 | 26 | 38 | 2306 | 15923 |
| 2025 | 11 | 30 | 13 | 1551 | 600 | 2218 | 1847 | 2189 | 1987 | 2967 | 21 | 28 | 34 | 32 | 27 | 19 | 47 | 33 | 2309 | 15909 |
| 2025 | 11 | 30 | 12 | 1553 | 600 | 2581 | 1829 | 1852 | 2379 | 2560 | 25 | 31 | 31 | 31 | 27 | 33 | 27 | 33 | 2300 | 15892 |
| 2025 | 11 | 30 | 11 | 1551 | 600 | 2141 | 1814 | 2122 | 2649 | 2474 | 37 | 19 | 30 | 25 | 27 | 32 | 34 | 34 | 2293 | 15882 |
| 2025 | 11 | 30 | 10 | 1551 | 598 | 2113 | 2187 | 2069 | 2117 | 2705 | 22 | 29 | 30 | 32 | 23 | 35 | 27 | 44 | 2281 | 15863 |
| 2025 | 11 | 30 | 09 | 1551 | 597 | 2227 | 1914 | 2133 | 2572 | 2339 | 33 | 29 | 21 | 26 | 30 | 27 | 33 | 36 | 2276 | 15844 |
| 2025 | 11 | 30 | 08 | 1549 | 598 | 2083 | 1549 | 1802 | 3154 | 2593 | 22 | 20 | 27 | 46 | 27 | 24 | 36 | 48 | 2248 | 15826 |
| 2025 | 11 | 30 | 07 | 1549 | 598 | 1739 | 1968 | 2413 | 2811 | 2237 | 28 | 24 | 33 | 27 | 23 | 34 | 35 | 40 | 2242 | 15801 |
| 2025 | 11 | 30 | 06 | 1552 | 598 | 2015 | 1719 | 3029 | 2239 | 2153 | 31 | 24 | 36 | 34 | 24 | 28 | 37 | 30 | 2222 | 15771 |
| 2025 | 11 | 30 | 05 | 1550 | 598 | 2223 | 1668 | 2464 | 2315 | 2475 | 29 | 32 | 30 | 30 | 27 | 19 | 35 | 28 | 2228 | 15751 |
| 2025 | 11 | 30 | 04 | 1548 | 598 | 2358 | 1805 | 2660 | 2229 | 2086 | 23 | 25 | 30 | 32 | 34 | 30 | 29 | 34 | 2211 | 15732 |
| 2025 | 11 | 30 | 03 | 1551 | 596 | 1962 | 1879 | 2453 | 2546 | 2289 | 17 | 29 | 36 | 31 | 30 | 27 | 30 | 38 | 2193 | 15707 |
| 2025 | 11 | 30 | 02 | 1549 | 596 | 1820 | 1781 | 2311 | 2372 | 2834 | 18 | 19 | 38 | 28 | 22 | 31 | 33 | 46 | 2186 | 15684 |
| 2025 | 11 | 30 | 01 | 1548 | 594 | 2337 | 1782 | 2200 | 1977 | 2783 | 39 | 27 | 27 | 25 | 20 | 32 | 32 | 42 | 2140 | 15605 |
| 2025 | 11 | 30 | 00 | 1556 | 600 | 2527 | 1790 | 1965 | 2483 | 2503 | 20 | 26 | 34 | 35 | 25 | 32 | 40 | 39 | 2358 | 16033 |
| 2025 | 11 | 29 | 23 | 1558 | 600 | 2171 | 2090 | 2402 | 1871 | 2730 | 21 | 35 | 24 | 38 | 23 | 26 | 34 | 44 | 2357 | 16024 |
| 2025 | 11 | 29 | 22 | 1560 | 600 | 1756 | 1781 | 2500 | 2720 | 2500 | 30 | 30 | 25 | 30 | 22 | 35 | 26 | 39 | 2363 | 16017 |
| 2025 | 11 | 29 | 21 | 1558 | 600 | 2335 | 1922 | 2416 | 2301 | 2276 | 20 | 30 | 32 | 34 | 29 | 40 | 25 | 36 | 2350 | 16004 |
| 2025 | 11 | 29 | 20 | 1558 | 600 | 2096 | 1776 | 2013 | 2382 | 2979 | 24 | 21 | 24 | 29 | 28 | 37 | 33 | 49 | 2349 | 15998 |
| 2025 | 11 | 29 | 19 | 1557 | 596 | 2259 | 1521 | 1915 | 2780 | 2794 | 17 | 38 | 30 | 27 | 15 | 38 | 37 | 36 | 2327 | 15987 |
| 2025 | 11 | 29 | 18 | 1557 | 597 | 2087 | 1863 | 2213 | 2337 | 2735 | 26 | 21 | 26 | 42 | 24 | 23 | 37 | 43 | 2342 | 15973 |
| 2025 | 11 | 29 | 17 | 1555 | 599 | 1989 | 1815 | 2354 | 2275 | 2791 | 14 | 43 | 30 | 37 | 25 | 23 | 33 | 35 | 2342 | 15960 |
| 2025 | 11 | 29 | 16 | 1554 | 599 | 2305 | 2093 | 2743 | 1783 | 2289 | 19 | 36 | 30 | 28 | 20 | 34 | 31 | 38 | 2338 | 15940 |
| 2025 | 11 | 29 | 15 | 1555 | 599 | 2307 | 1537 | 2862 | 2271 | 2222 | 18 | 31 | 33 | 34 | 26 | 32 | 33 | 35 | 2328 | 15923 |
| 2025 | 11 | 29 | 14 | 1554 | 599 | 1901 | 1938 | 2275 | 2365 | 2709 | 19 | 27 | 38 | 28 | 34 | 20 | 38 | 44 | 2318 | 15907 |
| 2025 | 11 | 29 | 13 | 1552 | 599 | 2215 | 1668 | 1745 | 2511 | 3049 | 22 | 28 | 35 | 26 | 29 | 32 | 37 | 34 | 2311 | 15893 |