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 | 08 | 04 | 06 | 1669 | 665 | 2123 | 1969 | 2328 | 2301 | 2349 | 21 | 23 | 27 | 28 | 20 | 30 | 47 | 45 | 2383 | 16028 |
| 2026 | 08 | 04 | 05 | 1667 | 665 | 2498 | 2003 | 2430 | 2137 | 1999 | 33 | 35 | 33 | 29 | 21 | 28 | 41 | 38 | 2348 | 16005 |
| 2026 | 08 | 04 | 04 | 1668 | 664 | 2137 | 1898 | 2230 | 2164 | 2626 | 25 | 22 | 29 | 34 | 24 | 25 | 38 | 54 | 2333 | 15971 |
| 2026 | 08 | 04 | 03 | 1669 | 664 | 2530 | 1685 | 1858 | 2759 | 2209 | 18 | 19 | 35 | 44 | 30 | 33 | 32 | 42 | 2321 | 15948 |
| 2026 | 08 | 04 | 02 | 1672 | 664 | 1831 | 1787 | 1980 | 2551 | 2878 | 25 | 20 | 27 | 30 | 33 | 26 | 34 | 49 | 2304 | 15911 |
| 2026 | 08 | 04 | 01 | 1670 | 663 | 2169 | 2083 | 2094 | 1980 | 2667 | 30 | 21 | 33 | 30 | 26 | 28 | 41 | 39 | 2265 | 15839 |
| 2026 | 08 | 04 | 00 | 1682 | 667 | 2201 | 2006 | 2277 | 2051 | 2663 | 28 | 25 | 32 | 39 | 23 | 30 | 34 | 45 | 2494 | 16297 |
| 2026 | 08 | 03 | 23 | 1679 | 667 | 1752 | 2152 | 2325 | 2741 | 2227 | 20 | 23 | 29 | 28 | 29 | 30 | 38 | 55 | 2497 | 16292 |
| 2026 | 08 | 03 | 22 | 1678 | 667 | 2337 | 1678 | 2193 | 2926 | 2062 | 30 | 23 | 27 | 28 | 29 | 32 | 27 | 46 | 2498 | 16281 |
| 2026 | 08 | 03 | 21 | 1679 | 666 | 2088 | 2206 | 2181 | 2312 | 2399 | 27 | 25 | 26 | 34 | 26 | 33 | 27 | 51 | 2491 | 16271 |
| 2026 | 08 | 03 | 20 | 1680 | 666 | 1948 | 1786 | 2236 | 2124 | 3087 | 35 | 27 | 22 | 29 | 25 | 27 | 32 | 48 | 2488 | 16260 |
| 2026 | 08 | 03 | 19 | 1682 | 667 | 2054 | 2218 | 2037 | 2294 | 2574 | 26 | 29 | 22 | 37 | 35 | 24 | 30 | 43 | 2482 | 16254 |
| 2026 | 08 | 03 | 18 | 1684 | 667 | 2322 | 1725 | 2170 | 2257 | 2696 | 24 | 26 | 35 | 32 | 19 | 33 | 28 | 47 | 2476 | 16241 |
| 2026 | 08 | 03 | 17 | 1682 | 667 | 2629 | 1750 | 2183 | 2577 | 2033 | 25 | 19 | 30 | 27 | 35 | 30 | 36 | 38 | 2470 | 16231 |
| 2026 | 08 | 03 | 16 | 1680 | 667 | 1361 | 2198 | 2861 | 2216 | 2524 | 27 | 29 | 28 | 32 | 19 | 29 | 34 | 47 | 2459 | 16211 |
| 2026 | 08 | 03 | 15 | 1678 | 667 | 2299 | 1991 | 3048 | 1737 | 2077 | 20 | 24 | 39 | 27 | 29 | 29 | 42 | 47 | 2444 | 16198 |
| 2026 | 08 | 03 | 14 | 1677 | 668 | 2234 | 1913 | 2176 | 2606 | 2213 | 20 | 18 | 39 | 23 | 34 | 21 | 45 | 44 | 2450 | 16181 |
| 2026 | 08 | 03 | 13 | 1679 | 667 | 2089 | 2031 | 1894 | 2389 | 2730 | 26 | 29 | 23 | 33 | 22 | 34 | 41 | 39 | 2438 | 16164 |
| 2026 | 08 | 03 | 12 | 1680 | 667 | 2584 | 1856 | 2344 | 2089 | 2247 | 24 | 16 | 21 | 37 | 27 | 36 | 42 | 41 | 2432 | 16143 |
| 2026 | 08 | 03 | 11 | 1682 | 667 | 2341 | 1667 | 2164 | 2080 | 2864 | 27 | 23 | 32 | 37 | 23 | 24 | 26 | 44 | 2422 | 16123 |
| 2026 | 08 | 03 | 10 | 1682 | 666 | 2990 | 1609 | 2043 | 1817 | 2648 | 26 | 22 | 28 | 31 | 33 | 37 | 30 | 41 | 2403 | 16106 |
| 2026 | 08 | 03 | 09 | 1680 | 666 | 1864 | 1878 | 2480 | 2287 | 2596 | 23 | 16 | 31 | 35 | 24 | 35 | 39 | 44 | 2390 | 16088 |
| 2026 | 08 | 03 | 08 | 1679 | 665 | 2388 | 1758 | 2544 | 2026 | 2380 | 29 | 28 | 29 | 28 | 29 | 26 | 29 | 44 | 2387 | 16069 |
| 2026 | 08 | 03 | 07 | 1683 | 663 | 2095 | 2010 | 2004 | 2251 | 2728 | 24 | 25 | 26 | 29 | 21 | 30 | 53 | 52 | 2359 | 16053 |
| 2026 | 08 | 03 | 06 | 1680 | 662 | 2338 | 1787 | 2132 | 2278 | 2546 | 23 | 28 | 37 | 26 | 32 | 43 | 22 | 39 | 2360 | 16033 |
| 2026 | 08 | 03 | 05 | 1680 | 662 | 1968 | 1705 | 2488 | 2343 | 2566 | 30 | 22 | 35 | 26 | 31 | 25 | 30 | 49 | 2345 | 16005 |
| 2026 | 08 | 03 | 04 | 1680 | 663 | 1804 | 1863 | 2289 | 2305 | 2796 | 26 | 38 | 23 | 29 | 27 | 37 | 31 | 43 | 2316 | 15970 |
| 2026 | 08 | 03 | 03 | 1680 | 663 | 2512 | 1704 | 2001 | 2600 | 2225 | 33 | 27 | 27 | 33 | 35 | 29 | 34 | 42 | 2295 | 15940 |
| 2026 | 08 | 03 | 02 | 1676 | 663 | 2682 | 1889 | 1986 | 2288 | 2192 | 23 | 21 | 32 | 35 | 26 | 31 | 34 | 38 | 2292 | 15908 |
| 2026 | 08 | 03 | 01 | 1675 | 663 | 2413 | 1780 | 2106 | 2245 | 2460 | 21 | 24 | 24 | 28 | 20 | 33 | 48 | 49 | 2253 | 15842 |
| 2026 | 08 | 03 | 00 | 1681 | 668 | 2364 | 1948 | 1995 | 1918 | 2971 | 22 | 25 | 23 | 37 | 30 | 34 | 47 | 41 | 2503 | 16307 |
| 2026 | 08 | 02 | 23 | 1680 | 668 | 2131 | 1767 | 2586 | 2268 | 2431 | 25 | 28 | 39 | 27 | 23 | 37 | 32 | 46 | 2503 | 16291 |
| 2026 | 08 | 02 | 22 | 1680 | 666 | 2508 | 1703 | 2143 | 2273 | 2555 | 28 | 23 | 26 | 35 | 29 | 31 | 34 | 42 | 2507 | 16283 |
| 2026 | 08 | 02 | 21 | 1680 | 666 | 2623 | 1860 | 2056 | 2234 | 2399 | 33 | 22 | 36 | 33 | 36 | 30 | 23 | 42 | 2500 | 16273 |
| 2026 | 08 | 02 | 20 | 1682 | 667 | 2149 | 1570 | 2892 | 2308 | 2247 | 26 | 15 | 38 | 40 | 24 | 37 | 37 | 40 | 2489 | 16261 |
| 2026 | 08 | 02 | 19 | 1680 | 667 | 2221 | 1929 | 1885 | 2820 | 2305 | 26 | 16 | 27 | 39 | 30 | 42 | 26 | 47 | 2493 | 16253 |
| 2026 | 08 | 02 | 18 | 1680 | 666 | 2105 | 2064 | 2267 | 2145 | 2575 | 33 | 24 | 25 | 38 | 27 | 26 | 35 | 44 | 2491 | 16245 |
| 2026 | 08 | 02 | 17 | 1681 | 666 | 2260 | 1768 | 2502 | 1873 | 2745 | 30 | 22 | 22 | 43 | 24 | 20 | 41 | 48 | 2482 | 16227 |
| 2026 | 08 | 02 | 16 | 1682 | 666 | 2323 | 1726 | 2474 | 2082 | 2535 | 17 | 30 | 26 | 35 | 21 | 29 | 42 | 49 | 2475 | 16212 |
| 2026 | 08 | 02 | 15 | 1680 | 665 | 2222 | 1666 | 2333 | 2342 | 2576 | 25 | 32 | 22 | 28 | 24 | 32 | 31 | 47 | 2468 | 16193 |
| 2026 | 08 | 02 | 14 | 1680 | 665 | 2019 | 1756 | 2500 | 2188 | 2664 | 29 | 30 | 13 | 23 | 31 | 36 | 28 | 43 | 2467 | 16172 |
| 2026 | 08 | 02 | 13 | 1678 | 665 | 1403 | 1650 | 2197 | 2897 | 2971 | 22 | 27 | 38 | 32 | 29 | 35 | 25 | 41 | 2443 | 16153 |
| 2026 | 08 | 02 | 12 | 1678 | 665 | 1948 | 1698 | 2360 | 2539 | 2566 | 20 | 30 | 31 | 26 | 37 | 30 | 42 | 30 | 2436 | 16136 |
| 2026 | 08 | 02 | 11 | 1682 | 665 | 1972 | 1709 | 1732 | 2774 | 2911 | 36 | 32 | 33 | 32 | 25 | 33 | 22 | 37 | 2429 | 16124 |
| 2026 | 08 | 02 | 10 | 1681 | 665 | 2265 | 1766 | 2482 | 2368 | 2210 | 23 | 21 | 31 | 27 | 28 | 30 | 30 | 48 | 2432 | 16107 |
| 2026 | 08 | 02 | 09 | 1681 | 665 | 1978 | 2008 | 2409 | 2151 | 2535 | 18 | 21 | 29 | 27 | 33 | 37 | 31 | 43 | 2427 | 16093 |
| 2026 | 08 | 02 | 08 | 1680 | 665 | 2661 | 1921 | 1716 | 2399 | 2381 | 30 | 30 | 22 | 37 | 23 | 27 | 36 | 40 | 2401 | 16069 |
| 2026 | 08 | 02 | 07 | 1680 | 665 | 2055 | 2062 | 1919 | 2164 | 2872 | 26 | 28 | 36 | 25 | 22 | 31 | 37 | 38 | 2395 | 16055 |