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 | 03 | 10 | 08 | 1620 | 641 | 2003 | 1999 | 2019 | 2328 | 2797 | 23 | 23 | 28 | 28 | 37 | 44 | 34 | 40 | 2314 | 15978 |
| 2026 | 03 | 10 | 07 | 1621 | 641 | 1906 | 2128 | 2093 | 1804 | 3204 | 34 | 20 | 29 | 29 | 29 | 38 | 38 | 39 | 2299 | 15952 |
| 2026 | 03 | 10 | 06 | 1620 | 641 | 2787 | 1852 | 2335 | 1871 | 2276 | 23 | 21 | 36 | 34 | 28 | 29 | 39 | 47 | 2290 | 15929 |
| 2026 | 03 | 10 | 05 | 1620 | 640 | 2492 | 1795 | 2318 | 2241 | 2273 | 33 | 19 | 27 | 21 | 37 | 38 | 33 | 46 | 2273 | 15906 |
| 2026 | 03 | 10 | 04 | 1619 | 640 | 2351 | 1817 | 1922 | 2084 | 2936 | 30 | 24 | 33 | 44 | 21 | 33 | 39 | 35 | 2260 | 15888 |
| 2026 | 03 | 10 | 03 | 1619 | 641 | 2033 | 2073 | 2388 | 2117 | 2486 | 24 | 20 | 22 | 26 | 37 | 51 | 41 | 36 | 2250 | 15864 |
| 2026 | 03 | 10 | 02 | 1616 | 641 | 2096 | 1756 | 1926 | 2156 | 3152 | 21 | 23 | 34 | 25 | 39 | 26 | 40 | 48 | 2235 | 15834 |
| 2026 | 03 | 10 | 01 | 1619 | 640 | 2389 | 1962 | 1861 | 1868 | 2965 | 28 | 34 | 25 | 32 | 26 | 38 | 30 | 39 | 2216 | 15772 |
| 2026 | 03 | 10 | 00 | 1625 | 645 | 2120 | 1894 | 2032 | 2200 | 2992 | 32 | 19 | 37 | 32 | 31 | 33 | 34 | 47 | 2479 | 16252 |
| 2026 | 03 | 09 | 23 | 1626 | 645 | 2534 | 1618 | 2301 | 2484 | 2289 | 32 | 21 | 37 | 33 | 32 | 34 | 26 | 47 | 2477 | 16236 |
| 2026 | 03 | 09 | 22 | 1624 | 645 | 2191 | 1846 | 2035 | 2190 | 2962 | 35 | 23 | 35 | 20 | 34 | 29 | 38 | 51 | 2471 | 16229 |
| 2026 | 03 | 09 | 21 | 1620 | 644 | 2430 | 1908 | 1697 | 2382 | 2811 | 31 | 29 | 38 | 27 | 24 | 44 | 33 | 50 | 2450 | 16218 |
| 2026 | 03 | 09 | 20 | 1623 | 644 | 2786 | 2018 | 1505 | 2477 | 2441 | 34 | 23 | 31 | 29 | 35 | 34 | 28 | 47 | 2455 | 16210 |
| 2026 | 03 | 09 | 19 | 1623 | 644 | 2431 | 1681 | 1949 | 2482 | 2670 | 20 | 24 | 35 | 46 | 26 | 32 | 33 | 41 | 2456 | 16193 |
| 2026 | 03 | 09 | 18 | 1622 | 643 | 1832 | 2169 | 2790 | 2573 | 1844 | 28 | 24 | 35 | 29 | 31 | 32 | 32 | 48 | 2447 | 16179 |
| 2026 | 03 | 09 | 17 | 1621 | 644 | 2304 | 1829 | 2426 | 2429 | 2208 | 23 | 21 | 45 | 33 | 29 | 28 | 38 | 52 | 2434 | 16164 |
| 2026 | 03 | 09 | 16 | 1619 | 644 | 1547 | 2203 | 2111 | 2479 | 2848 | 29 | 24 | 31 | 32 | 27 | 30 | 40 | 51 | 2432 | 16147 |
| 2026 | 03 | 09 | 15 | 1620 | 644 | 2667 | 1700 | 1805 | 2530 | 2476 | 38 | 22 | 27 | 27 | 27 | 30 | 42 | 46 | 2429 | 16130 |
| 2026 | 03 | 09 | 14 | 1620 | 644 | 1859 | 2077 | 2220 | 2325 | 2688 | 28 | 24 | 34 | 32 | 22 | 35 | 43 | 47 | 2416 | 16114 |
| 2026 | 03 | 09 | 13 | 1621 | 644 | 2578 | 1835 | 1754 | 2533 | 2461 | 29 | 24 | 28 | 37 | 34 | 21 | 31 | 50 | 2421 | 16101 |
| 2026 | 03 | 09 | 12 | 1622 | 644 | 1866 | 1696 | 2123 | 2229 | 3237 | 30 | 20 | 30 | 30 | 35 | 36 | 47 | 39 | 2403 | 16087 |
| 2026 | 03 | 09 | 11 | 1620 | 644 | 2453 | 1609 | 2406 | 2310 | 2356 | 22 | 30 | 23 | 36 | 27 | 44 | 37 | 47 | 2400 | 16064 |
| 2026 | 03 | 09 | 10 | 1617 | 644 | 2307 | 2172 | 2414 | 1952 | 2286 | 27 | 24 | 24 | 27 | 31 | 46 | 32 | 44 | 2397 | 16044 |
| 2026 | 03 | 09 | 09 | 1620 | 643 | 1991 | 1781 | 2513 | 2327 | 2511 | 37 | 29 | 38 | 35 | 25 | 24 | 33 | 39 | 2389 | 16035 |
| 2026 | 03 | 09 | 08 | 1620 | 642 | 2519 | 2017 | 1772 | 2141 | 2672 | 31 | 27 | 28 | 32 | 20 | 38 | 53 | 44 | 2359 | 16015 |
| 2026 | 03 | 09 | 07 | 1620 | 641 | 2132 | 1810 | 2480 | 1985 | 2702 | 29 | 37 | 39 | 25 | 22 | 32 | 37 | 37 | 2363 | 15991 |
| 2026 | 03 | 09 | 06 | 1616 | 642 | 2384 | 1692 | 2238 | 1767 | 3023 | 27 | 27 | 30 | 28 | 41 | 42 | 31 | 44 | 2333 | 15965 |
| 2026 | 03 | 09 | 05 | 1618 | 642 | 2056 | 1485 | 2201 | 2959 | 2391 | 33 | 30 | 31 | 36 | 29 | 34 | 36 | 38 | 2308 | 15927 |
| 2026 | 03 | 09 | 04 | 1616 | 642 | 2017 | 1766 | 1985 | 2187 | 3137 | 35 | 25 | 36 | 27 | 29 | 37 | 38 | 41 | 2283 | 15901 |
| 2026 | 03 | 09 | 03 | 1618 | 642 | 2366 | 1998 | 2205 | 2235 | 2270 | 29 | 29 | 28 | 26 | 24 | 41 | 41 | 45 | 2277 | 15874 |
| 2026 | 03 | 09 | 02 | 1621 | 642 | 2086 | 2091 | 2042 | 2031 | 2814 | 42 | 26 | 28 | 41 | 16 | 40 | 31 | 39 | 2252 | 15842 |
| 2026 | 03 | 09 | 01 | 1619 | 642 | 2085 | 1446 | 2673 | 2397 | 2428 | 34 | 21 | 24 | 32 | 27 | 30 | 42 | 47 | 2236 | 15783 |
| 2026 | 03 | 09 | 00 | 1624 | 645 | 2375 | 2129 | 1764 | 2844 | 2121 | 32 | 44 | 39 | 21 | 27 | 26 | 41 | 38 | 2451 | 16221 |
| 2026 | 03 | 08 | 23 | 1623 | 645 | 2284 | 1655 | 2171 | 2734 | 2388 | 26 | 28 | 29 | 32 | 40 | 36 | 32 | 38 | 2454 | 16215 |
| 2026 | 03 | 08 | 22 | 1620 | 645 | 1661 | 2169 | 2299 | 1771 | 3327 | 28 | 28 | 31 | 26 | 34 | 35 | 35 | 51 | 2444 | 16204 |
| 2026 | 03 | 08 | 21 | 1621 | 645 | 2104 | 1761 | 2736 | 2029 | 2590 | 30 | 23 | 29 | 40 | 28 | 35 | 33 | 40 | 2454 | 16198 |
| 2026 | 03 | 08 | 20 | 1624 | 644 | 2200 | 1739 | 2217 | 1944 | 3116 | 17 | 27 | 27 | 36 | 38 | 34 | 37 | 45 | 2442 | 16187 |
| 2026 | 03 | 08 | 19 | 1623 | 644 | 2370 | 1693 | 1937 | 1953 | 3260 | 29 | 23 | 31 | 25 | 32 | 34 | 30 | 55 | 2441 | 16180 |
| 2026 | 03 | 08 | 18 | 1621 | 644 | 2159 | 2071 | 1967 | 2494 | 2514 | 32 | 32 | 24 | 29 | 27 | 37 | 27 | 47 | 2445 | 16170 |
| 2026 | 03 | 08 | 17 | 1619 | 645 | 1763 | 1958 | 2653 | 2751 | 2083 | 20 | 30 | 26 | 28 | 26 | 35 | 49 | 47 | 2432 | 16165 |
| 2026 | 03 | 08 | 16 | 1621 | 645 | 2226 | 2011 | 2321 | 2357 | 2277 | 21 | 20 | 32 | 31 | 31 | 37 | 38 | 43 | 2444 | 16155 |
| 2026 | 03 | 08 | 15 | 1620 | 644 | 2164 | 1750 | 2082 | 2774 | 2422 | 28 | 28 | 38 | 30 | 26 | 29 | 46 | 41 | 2418 | 16140 |
| 2026 | 03 | 08 | 14 | 1619 | 644 | 1894 | 1827 | 2399 | 2060 | 3001 | 29 | 40 | 30 | 29 | 22 | 36 | 32 | 41 | 2424 | 16127 |
| 2026 | 03 | 08 | 13 | 1620 | 644 | 1639 | 1775 | 2515 | 2692 | 2548 | 27 | 27 | 33 | 39 | 30 | 36 | 31 | 40 | 2416 | 16112 |
| 2026 | 03 | 08 | 12 | 1618 | 644 | 2592 | 1657 | 2293 | 2194 | 2432 | 25 | 23 | 34 | 31 | 34 | 31 | 37 | 44 | 2410 | 16099 |
| 2026 | 03 | 08 | 11 | 1615 | 644 | 2045 | 1934 | 2496 | 2233 | 2461 | 22 | 27 | 24 | 34 | 27 | 44 | 36 | 45 | 2396 | 16083 |
| 2026 | 03 | 08 | 10 | 1617 | 644 | 1805 | 1854 | 1864 | 3170 | 2461 | 24 | 27 | 31 | 32 | 34 | 33 | 47 | 40 | 2380 | 16063 |
| 2026 | 03 | 08 | 09 | 1620 | 644 | 2344 | 1740 | 2412 | 1993 | 2659 | 26 | 29 | 28 | 31 | 35 | 37 | 41 | 37 | 2369 | 16045 |