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 | 11 | 07 | 05 | 1545 | 595 | 2157 | 1816 | 2317 | 2355 | 2478 | 19 | 28 | 39 | 30 | 22 | 36 | 34 | 36 | 2231 | 15738 |
| 2025 | 11 | 07 | 04 | 1545 | 594 | 1822 | 1995 | 1915 | 2567 | 2823 | 26 | 23 | 34 | 31 | 19 | 35 | 31 | 42 | 2224 | 15726 |
| 2025 | 11 | 07 | 03 | 1547 | 594 | 1580 | 2134 | 2251 | 2602 | 2547 | 19 | 23 | 44 | 31 | 20 | 30 | 30 | 51 | 2205 | 15708 |
| 2025 | 11 | 07 | 02 | 1546 | 595 | 1880 | 2031 | 2186 | 2433 | 2571 | 26 | 29 | 32 | 35 | 25 | 35 | 27 | 38 | 2184 | 15673 |
| 2025 | 11 | 07 | 01 | 1544 | 595 | 1833 | 1687 | 2341 | 2471 | 2739 | 24 | 16 | 33 | 26 | 23 | 35 | 31 | 48 | 2173 | 15619 |
| 2025 | 11 | 07 | 00 | 1548 | 599 | 2118 | 1503 | 2734 | 1908 | 3022 | 26 | 29 | 36 | 32 | 20 | 33 | 37 | 31 | 2371 | 16047 |
| 2025 | 11 | 06 | 23 | 1547 | 599 | 2640 | 1600 | 2583 | 1794 | 2666 | 15 | 18 | 33 | 31 | 29 | 34 | 44 | 45 | 2364 | 16042 |
| 2025 | 11 | 06 | 22 | 1549 | 599 | 1996 | 1767 | 2069 | 2818 | 2626 | 26 | 25 | 36 | 32 | 39 | 20 | 34 | 42 | 2355 | 16033 |
| 2025 | 11 | 06 | 21 | 1551 | 599 | 2379 | 2289 | 2102 | 1967 | 2539 | 32 | 21 | 25 | 33 | 32 | 33 | 33 | 43 | 2348 | 16026 |
| 2025 | 11 | 06 | 20 | 1550 | 599 | 2434 | 1841 | 2878 | 1887 | 2229 | 25 | 24 | 36 | 30 | 25 | 20 | 41 | 42 | 2357 | 16018 |
| 2025 | 11 | 06 | 19 | 1549 | 599 | 2269 | 1517 | 2112 | 2732 | 2638 | 23 | 35 | 28 | 35 | 20 | 31 | 32 | 48 | 2336 | 16004 |
| 2025 | 11 | 06 | 18 | 1548 | 599 | 1948 | 1834 | 2585 | 2333 | 2566 | 30 | 22 | 35 | 35 | 28 | 39 | 27 | 32 | 2341 | 16002 |
| 2025 | 11 | 06 | 17 | 1547 | 598 | 2141 | 1880 | 2415 | 2026 | 2800 | 19 | 39 | 28 | 30 | 18 | 34 | 29 | 44 | 2339 | 15987 |
| 2025 | 11 | 06 | 16 | 1546 | 598 | 2373 | 1874 | 2039 | 2327 | 2635 | 20 | 25 | 38 | 26 | 34 | 30 | 35 | 49 | 2322 | 15971 |
| 2025 | 11 | 06 | 15 | 1546 | 599 | 2473 | 1992 | 2426 | 2182 | 2168 | 23 | 25 | 33 | 19 | 27 | 36 | 36 | 48 | 2318 | 15951 |
| 2025 | 11 | 06 | 14 | 1544 | 598 | 2780 | 1913 | 2543 | 1895 | 2098 | 16 | 16 | 42 | 39 | 30 | 34 | 30 | 40 | 2313 | 15931 |
| 2025 | 11 | 06 | 13 | 1544 | 598 | 2723 | 1470 | 2583 | 2092 | 2353 | 18 | 21 | 33 | 31 | 34 | 46 | 36 | 30 | 2301 | 15913 |
| 2025 | 11 | 06 | 12 | 1547 | 599 | 2167 | 1870 | 2487 | 2475 | 2207 | 19 | 20 | 39 | 35 | 23 | 38 | 34 | 43 | 2292 | 15895 |
| 2025 | 11 | 06 | 11 | 1549 | 599 | 1957 | 1799 | 2691 | 2479 | 2275 | 16 | 28 | 32 | 41 | 20 | 33 | 42 | 33 | 2284 | 15878 |
| 2025 | 11 | 06 | 10 | 1548 | 598 | 2124 | 1829 | 2318 | 2237 | 2685 | 26 | 33 | 33 | 31 | 26 | 36 | 32 | 44 | 2261 | 15861 |
| 2025 | 11 | 06 | 09 | 1548 | 596 | 1977 | 2256 | 2124 | 2707 | 2117 | 21 | 22 | 35 | 35 | 21 | 39 | 33 | 37 | 2280 | 15848 |
| 2025 | 11 | 06 | 08 | 1549 | 593 | 2142 | 2185 | 2168 | 2320 | 2363 | 28 | 24 | 28 | 22 | 20 | 43 | 41 | 40 | 2259 | 15825 |
| 2025 | 11 | 06 | 07 | 1550 | 593 | 2192 | 1387 | 2116 | 2266 | 3209 | 18 | 20 | 31 | 23 | 38 | 46 | 25 | 46 | 2251 | 15811 |
| 2025 | 11 | 06 | 06 | 1545 | 592 | 2353 | 1615 | 2442 | 2133 | 2621 | 25 | 25 | 33 | 25 | 28 | 34 | 26 | 49 | 2237 | 15783 |
| 2025 | 11 | 06 | 05 | 1544 | 593 | 2188 | 1938 | 2069 | 2272 | 2689 | 22 | 18 | 23 | 31 | 32 | 29 | 40 | 48 | 2226 | 15762 |
| 2025 | 11 | 06 | 04 | 1542 | 594 | 2366 | 1706 | 2635 | 1766 | 2675 | 26 | 19 | 26 | 26 | 22 | 35 | 34 | 56 | 2221 | 15749 |
| 2025 | 11 | 06 | 03 | 1543 | 593 | 1995 | 1860 | 2345 | 2562 | 2374 | 19 | 26 | 28 | 33 | 20 | 36 | 34 | 45 | 2213 | 15726 |
| 2025 | 11 | 06 | 02 | 1546 | 593 | 2287 | 1744 | 1889 | 2639 | 2553 | 14 | 27 | 32 | 30 | 23 | 31 | 40 | 43 | 2201 | 15692 |
| 2025 | 11 | 06 | 01 | 1545 | 593 | 1736 | 1986 | 2791 | 2021 | 2537 | 19 | 15 | 30 | 34 | 28 | 40 | 33 | 51 | 2161 | 15620 |
| 2025 | 11 | 06 | 00 | 1550 | 599 | 2373 | 2100 | 2317 | 2037 | 2444 | 32 | 20 | 29 | 31 | 31 | 31 | 35 | 44 | 2362 | 16035 |
| 2025 | 11 | 05 | 23 | 1551 | 598 | 2201 | 1739 | 2665 | 2648 | 2016 | 28 | 26 | 29 | 26 | 27 | 44 | 31 | 44 | 2355 | 16028 |
| 2025 | 11 | 05 | 22 | 1550 | 598 | 2895 | 1774 | 2041 | 1930 | 2625 | 28 | 23 | 34 | 33 | 22 | 39 | 44 | 29 | 2360 | 16025 |
| 2025 | 11 | 05 | 21 | 1549 | 599 | 2326 | 1810 | 2396 | 1879 | 2853 | 19 | 25 | 29 | 36 | 28 | 40 | 37 | 40 | 2354 | 16020 |
| 2025 | 11 | 05 | 20 | 1549 | 599 | 1688 | 1687 | 2383 | 2584 | 2915 | 18 | 30 | 23 | 30 | 29 | 25 | 41 | 44 | 2366 | 16011 |
| 2025 | 11 | 05 | 19 | 1547 | 598 | 2626 | 1646 | 2195 | 2560 | 2231 | 18 | 27 | 35 | 27 | 35 | 33 | 37 | 43 | 2347 | 16005 |
| 2025 | 11 | 05 | 18 | 1547 | 597 | 1997 | 1807 | 2499 | 2766 | 2182 | 23 | 36 | 19 | 32 | 24 | 51 | 42 | 35 | 2334 | 15991 |
| 2025 | 11 | 05 | 17 | 1546 | 598 | 2265 | 1808 | 2379 | 2436 | 2361 | 26 | 24 | 27 | 26 | 31 | 30 | 38 | 54 | 2332 | 15981 |
| 2025 | 11 | 05 | 16 | 1548 | 598 | 2043 | 1951 | 2242 | 2423 | 2577 | 27 | 24 | 34 | 33 | 24 | 27 | 37 | 43 | 2338 | 15969 |
| 2025 | 11 | 05 | 15 | 1545 | 599 | 2106 | 1811 | 2742 | 1972 | 2598 | 24 | 21 | 32 | 28 | 23 | 43 | 41 | 43 | 2329 | 15957 |
| 2025 | 11 | 05 | 14 | 1549 | 599 | 2137 | 2232 | 1999 | 2462 | 2391 | 29 | 27 | 25 | 35 | 20 | 38 | 35 | 44 | 2321 | 15943 |
| 2025 | 11 | 05 | 13 | 1547 | 598 | 2602 | 1698 | 2527 | 2010 | 2379 | 30 | 29 | 35 | 29 | 19 | 30 | 34 | 43 | 2318 | 15928 |
| 2025 | 11 | 05 | 12 | 1545 | 598 | 2225 | 1799 | 1857 | 2918 | 2405 | 20 | 25 | 30 | 32 | 20 | 38 | 34 | 43 | 2322 | 15911 |
| 2025 | 11 | 05 | 11 | 1543 | 599 | 2527 | 1905 | 2238 | 1704 | 2824 | 27 | 20 | 31 | 28 | 27 | 40 | 31 | 42 | 2316 | 15902 |
| 2025 | 11 | 05 | 10 | 1541 | 599 | 1990 | 1862 | 2621 | 2041 | 2681 | 32 | 23 | 30 | 30 | 18 | 37 | 32 | 46 | 2304 | 15887 |
| 2025 | 11 | 05 | 09 | 1544 | 599 | 2365 | 1740 | 2194 | 2476 | 2415 | 27 | 16 | 33 | 28 | 13 | 43 | 38 | 36 | 2301 | 15868 |
| 2025 | 11 | 05 | 08 | 1545 | 598 | 2176 | 1892 | 2192 | 2207 | 2710 | 20 | 20 | 23 | 26 | 31 | 41 | 33 | 46 | 2292 | 15852 |
| 2025 | 11 | 05 | 07 | 1546 | 597 | 2896 | 1442 | 2158 | 1629 | 3042 | 28 | 29 | 21 | 35 | 23 | 33 | 33 | 40 | 2275 | 15827 |
| 2025 | 11 | 05 | 06 | 1544 | 597 | 2355 | 1706 | 2411 | 2364 | 2323 | 18 | 27 | 33 | 33 | 29 | 33 | 34 | 41 | 2243 | 15791 |