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 | 07 | 06 | 19 | 1670 | 667 | 2322 | 1626 | 1998 | 2759 | 2413 | 23 | 21 | 39 | 31 | 37 | 31 | 34 | 37 | 2457 | 16165 |
| 2026 | 07 | 06 | 18 | 1670 | 667 | 2047 | 1973 | 2621 | 2001 | 2469 | 24 | 23 | 24 | 33 | 31 | 41 | 33 | 38 | 2458 | 16153 |
| 2026 | 07 | 06 | 17 | 1670 | 668 | 1639 | 1800 | 2177 | 3095 | 2386 | 21 | 31 | 38 | 27 | 21 | 29 | 34 | 48 | 2454 | 16138 |
| 2026 | 07 | 06 | 16 | 1666 | 668 | 1922 | 1771 | 2277 | 2304 | 2815 | 23 | 24 | 30 | 29 | 29 | 44 | 36 | 35 | 2442 | 16115 |
| 2026 | 07 | 06 | 15 | 1668 | 668 | 1786 | 1990 | 2565 | 2332 | 2400 | 33 | 31 | 28 | 28 | 20 | 27 | 36 | 45 | 2440 | 16097 |
| 2026 | 07 | 06 | 14 | 1669 | 668 | 1736 | 1654 | 2400 | 2815 | 2452 | 19 | 28 | 24 | 24 | 30 | 40 | 40 | 43 | 2436 | 16078 |
| 2026 | 07 | 06 | 13 | 1668 | 668 | 2402 | 1718 | 2569 | 2267 | 2098 | 24 | 21 | 25 | 28 | 35 | 28 | 43 | 49 | 2421 | 16064 |
| 2026 | 07 | 06 | 12 | 1665 | 668 | 1912 | 1449 | 2112 | 2978 | 2593 | 28 | 30 | 25 | 40 | 36 | 31 | 30 | 37 | 2415 | 16049 |
| 2026 | 07 | 06 | 11 | 1663 | 667 | 1971 | 1557 | 2077 | 2508 | 2921 | 39 | 27 | 29 | 30 | 39 | 21 | 43 | 34 | 2409 | 16035 |
| 2026 | 07 | 06 | 10 | 1662 | 668 | 2524 | 1712 | 2388 | 2389 | 2022 | 30 | 22 | 26 | 41 | 27 | 30 | 38 | 55 | 2392 | 16026 |
| 2026 | 07 | 06 | 09 | 1665 | 668 | 2209 | 1914 | 2425 | 1933 | 2547 | 38 | 30 | 26 | 24 | 28 | 25 | 32 | 48 | 2402 | 16014 |
| 2026 | 07 | 06 | 08 | 1665 | 668 | 2369 | 1538 | 2494 | 2089 | 2525 | 25 | 23 | 27 | 32 | 30 | 32 | 36 | 43 | 2397 | 15993 |
| 2026 | 07 | 06 | 07 | 1666 | 668 | 1887 | 1843 | 2588 | 1993 | 2697 | 29 | 25 | 32 | 24 | 27 | 38 | 40 | 35 | 2383 | 15975 |
| 2026 | 07 | 06 | 06 | 1668 | 667 | 1682 | 2006 | 2358 | 2541 | 2405 | 26 | 22 | 35 | 22 | 30 | 42 | 31 | 45 | 2364 | 15944 |
| 2026 | 07 | 06 | 05 | 1663 | 667 | 2463 | 1687 | 2286 | 1810 | 2737 | 25 | 22 | 29 | 34 | 23 | 35 | 37 | 48 | 2345 | 15911 |
| 2026 | 07 | 06 | 04 | 1659 | 666 | 1739 | 1828 | 2550 | 2577 | 2284 | 27 | 26 | 34 | 27 | 30 | 34 | 33 | 46 | 2324 | 15884 |
| 2026 | 07 | 06 | 03 | 1659 | 664 | 2033 | 1787 | 2030 | 2609 | 2508 | 33 | 30 | 29 | 24 | 28 | 28 | 40 | 39 | 2307 | 15848 |
| 2026 | 07 | 06 | 02 | 1661 | 665 | 1818 | 2153 | 1951 | 2161 | 2863 | 22 | 25 | 36 | 33 | 33 | 21 | 33 | 39 | 2295 | 15809 |
| 2026 | 07 | 06 | 01 | 1658 | 665 | 2173 | 1766 | 2308 | 2210 | 2453 | 25 | 22 | 32 | 29 | 31 | 30 | 41 | 37 | 2260 | 15740 |
| 2026 | 07 | 06 | 00 | 1666 | 669 | 2475 | 2042 | 1982 | 2103 | 2519 | 29 | 26 | 29 | 37 | 26 | 36 | 29 | 44 | 2501 | 16213 |
| 2026 | 07 | 05 | 23 | 1668 | 669 | 2092 | 2207 | 1938 | 2504 | 2377 | 35 | 17 | 30 | 44 | 26 | 40 | 37 | 37 | 2485 | 16206 |
| 2026 | 07 | 05 | 22 | 1665 | 669 | 2658 | 1964 | 1495 | 3083 | 1908 | 26 | 32 | 27 | 38 | 38 | 23 | 37 | 37 | 2493 | 16193 |
| 2026 | 07 | 05 | 21 | 1662 | 668 | 2059 | 1831 | 2442 | 2150 | 2619 | 30 | 23 | 22 | 32 | 32 | 25 | 43 | 49 | 2494 | 16181 |
| 2026 | 07 | 05 | 20 | 1661 | 667 | 2272 | 1679 | 2105 | 2256 | 2781 | 25 | 28 | 31 | 35 | 21 | 35 | 31 | 51 | 2490 | 16168 |
| 2026 | 07 | 05 | 19 | 1662 | 668 | 1962 | 2301 | 2015 | 2625 | 2190 | 32 | 23 | 36 | 35 | 33 | 29 | 31 | 42 | 2474 | 16158 |
| 2026 | 07 | 05 | 18 | 1661 | 668 | 2552 | 1964 | 2006 | 1795 | 2767 | 38 | 33 | 25 | 26 | 22 | 27 | 44 | 40 | 2478 | 16146 |
| 2026 | 07 | 05 | 17 | 1661 | 668 | 1927 | 1856 | 2217 | 2806 | 2265 | 27 | 17 | 25 | 36 | 26 | 35 | 34 | 49 | 2478 | 16127 |
| 2026 | 07 | 05 | 16 | 1660 | 667 | 1931 | 1846 | 2289 | 2556 | 2440 | 22 | 25 | 18 | 38 | 35 | 31 | 34 | 42 | 2476 | 16110 |
| 2026 | 07 | 05 | 15 | 1661 | 665 | 2252 | 1669 | 2048 | 2376 | 2702 | 17 | 28 | 27 | 33 | 27 | 38 | 42 | 38 | 2470 | 16093 |
| 2026 | 07 | 05 | 14 | 1659 | 665 | 2420 | 1541 | 2067 | 1995 | 3018 | 29 | 21 | 29 | 31 | 31 | 32 | 32 | 41 | 2472 | 16083 |
| 2026 | 07 | 05 | 13 | 1658 | 664 | 2522 | 2123 | 2275 | 1678 | 2439 | 26 | 22 | 27 | 29 | 30 | 33 | 34 | 56 | 2446 | 16062 |
| 2026 | 07 | 05 | 12 | 1658 | 664 | 1901 | 1771 | 1999 | 2549 | 2814 | 25 | 15 | 29 | 20 | 33 | 33 | 45 | 47 | 2444 | 16047 |
| 2026 | 07 | 05 | 11 | 1660 | 664 | 2022 | 2131 | 2323 | 2028 | 2517 | 28 | 25 | 28 | 44 | 22 | 21 | 34 | 49 | 2437 | 16033 |
| 2026 | 07 | 05 | 10 | 1661 | 664 | 2390 | 1616 | 1984 | 2255 | 2772 | 20 | 28 | 36 | 26 | 38 | 31 | 35 | 47 | 2417 | 16020 |
| 2026 | 07 | 05 | 09 | 1661 | 664 | 2485 | 1492 | 2677 | 2240 | 2107 | 25 | 27 | 29 | 37 | 25 | 35 | 36 | 42 | 2415 | 15997 |
| 2026 | 07 | 05 | 08 | 1663 | 664 | 1917 | 1702 | 2449 | 2184 | 2742 | 22 | 22 | 30 | 33 | 38 | 37 | 25 | 45 | 2402 | 15975 |
| 2026 | 07 | 05 | 07 | 1661 | 663 | 2579 | 1825 | 2247 | 2017 | 2320 | 25 | 27 | 37 | 26 | 33 | 30 | 35 | 45 | 2384 | 15954 |
| 2026 | 07 | 05 | 06 | 1660 | 663 | 2312 | 1801 | 1730 | 2639 | 2494 | 23 | 24 | 26 | 35 | 39 | 47 | 29 | 38 | 2362 | 15922 |
| 2026 | 07 | 05 | 05 | 1660 | 664 | 2542 | 1805 | 1828 | 2319 | 2467 | 29 | 26 | 35 | 40 | 24 | 30 | 31 | 39 | 2354 | 15893 |
| 2026 | 07 | 05 | 04 | 1659 | 664 | 2473 | 1954 | 1886 | 2160 | 2470 | 27 | 32 | 32 | 28 | 27 | 28 | 42 | 46 | 2315 | 15843 |
| 2026 | 07 | 05 | 03 | 1660 | 664 | 2207 | 1594 | 1868 | 2589 | 2677 | 26 | 17 | 35 | 28 | 29 | 32 | 35 | 41 | 2315 | 15817 |
| 2026 | 07 | 05 | 02 | 1657 | 664 | 2321 | 2267 | 2032 | 2064 | 2240 | 30 | 33 | 31 | 31 | 37 | 30 | 31 | 40 | 2260 | 15768 |
| 2026 | 07 | 05 | 01 | 1656 | 663 | 2420 | 1834 | 1845 | 2063 | 2723 | 27 | 24 | 35 | 29 | 18 | 30 | 27 | 54 | 2244 | 15692 |
| 2026 | 07 | 05 | 00 | 1670 | 666 | 1765 | 1915 | 2271 | 2841 | 2341 | 25 | 26 | 31 | 31 | 37 | 36 | 31 | 46 | 2440 | 16172 |
| 2026 | 07 | 04 | 23 | 1670 | 664 | 2515 | 1925 | 2256 | 2124 | 2305 | 15 | 24 | 36 | 34 | 39 | 23 | 30 | 53 | 2449 | 16162 |
| 2026 | 07 | 04 | 22 | 1670 | 665 | 2710 | 1845 | 2090 | 2567 | 1910 | 22 | 26 | 26 | 33 | 37 | 32 | 35 | 40 | 2447 | 16155 |
| 2026 | 07 | 04 | 21 | 1668 | 664 | 2174 | 1849 | 2191 | 2341 | 2555 | 24 | 29 | 28 | 29 | 28 | 28 | 48 | 50 | 2435 | 16141 |
| 2026 | 07 | 04 | 20 | 1666 | 663 | 2175 | 1430 | 1944 | 3211 | 2347 | 16 | 37 | 36 | 34 | 34 | 24 | 34 | 44 | 2434 | 16129 |