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 | 19 | 16 | 1554 | 601 | 1887 | 1629 | 1968 | 2765 | 2935 | 23 | 31 | 41 | 34 | 21 | 30 | 29 | 34 | 2345 | 15927 |
| 2025 | 11 | 19 | 15 | 1554 | 600 | 1869 | 1970 | 1793 | 2680 | 2857 | 25 | 36 | 29 | 30 | 30 | 29 | 35 | 44 | 2325 | 15906 |
| 2025 | 11 | 19 | 14 | 1556 | 601 | 2086 | 1867 | 2415 | 2122 | 2672 | 28 | 28 | 34 | 29 | 27 | 26 | 33 | 36 | 2328 | 15888 |
| 2025 | 11 | 19 | 13 | 1557 | 600 | 2384 | 1718 | 1874 | 2450 | 2728 | 30 | 30 | 35 | 31 | 23 | 40 | 34 | 31 | 2312 | 15877 |
| 2025 | 11 | 19 | 12 | 1554 | 600 | 1646 | 1739 | 2052 | 2642 | 3066 | 21 | 23 | 28 | 34 | 27 | 33 | 40 | 37 | 2315 | 15857 |
| 2025 | 11 | 19 | 11 | 1554 | 601 | 1943 | 2190 | 2247 | 2715 | 2037 | 21 | 24 | 26 | 26 | 21 | 38 | 32 | 46 | 2314 | 15835 |
| 2025 | 11 | 19 | 10 | 1553 | 601 | 1651 | 1744 | 3198 | 1966 | 2572 | 18 | 25 | 35 | 30 | 27 | 34 | 32 | 39 | 2296 | 15821 |
| 2025 | 11 | 19 | 09 | 1554 | 600 | 2154 | 1826 | 2537 | 2417 | 2192 | 22 | 29 | 26 | 35 | 21 | 36 | 30 | 39 | 2285 | 15803 |
| 2025 | 11 | 19 | 08 | 1553 | 601 | 2234 | 2279 | 2289 | 2139 | 2166 | 26 | 25 | 23 | 30 | 15 | 40 | 45 | 44 | 2267 | 15776 |
| 2025 | 11 | 19 | 07 | 1555 | 600 | 2229 | 1813 | 2004 | 3031 | 2017 | 19 | 23 | 33 | 37 | 22 | 36 | 37 | 43 | 2253 | 15752 |
| 2025 | 11 | 19 | 06 | 1553 | 599 | 2406 | 1752 | 2313 | 2333 | 2278 | 31 | 24 | 37 | 28 | 30 | 24 | 32 | 38 | 2238 | 15716 |
| 2025 | 11 | 19 | 05 | 1552 | 598 | 2716 | 1749 | 1913 | 2137 | 2560 | 26 | 20 | 38 | 25 | 25 | 24 | 33 | 51 | 2227 | 15694 |
| 2025 | 11 | 19 | 04 | 1554 | 598 | 2082 | 1944 | 2580 | 2367 | 2087 | 29 | 22 | 28 | 31 | 26 | 34 | 34 | 36 | 2218 | 15670 |
| 2025 | 11 | 19 | 03 | 1555 | 599 | 2202 | 1866 | 2026 | 2209 | 2746 | 29 | 32 | 27 | 28 | 31 | 20 | 33 | 33 | 2202 | 15638 |
| 2025 | 11 | 19 | 02 | 1552 | 599 | 1555 | 1952 | 2986 | 2124 | 2414 | 35 | 28 | 30 | 30 | 18 | 23 | 37 | 39 | 2168 | 15590 |
| 2025 | 11 | 19 | 01 | 1549 | 598 | 1826 | 1743 | 2461 | 2642 | 2278 | 30 | 19 | 30 | 30 | 19 | 29 | 31 | 46 | 2111 | 15442 |
| 2025 | 11 | 19 | 00 | 1555 | 598 | 2286 | 1800 | 2803 | 2214 | 2197 | 28 | 27 | 34 | 29 | 23 | 33 | 35 | 50 | 2386 | 16098 |
| 2025 | 11 | 18 | 23 | 1554 | 599 | 1755 | 1912 | 2363 | 2569 | 2692 | 30 | 30 | 40 | 25 | 28 | 23 | 35 | 39 | 2399 | 16093 |
| 2025 | 11 | 18 | 22 | 1554 | 601 | 1991 | 1796 | 2385 | 2916 | 2199 | 25 | 29 | 39 | 30 | 31 | 31 | 35 | 42 | 2382 | 16086 |
| 2025 | 11 | 18 | 21 | 1555 | 600 | 2234 | 1884 | 1929 | 2664 | 2570 | 27 | 28 | 27 | 24 | 27 | 43 | 33 | 43 | 2385 | 16073 |
| 2025 | 11 | 18 | 20 | 1553 | 600 | 1884 | 1673 | 2551 | 2603 | 2570 | 20 | 22 | 27 | 25 | 37 | 43 | 31 | 30 | 2397 | 16066 |
| 2025 | 11 | 18 | 19 | 1554 | 601 | 2302 | 1873 | 2272 | 2301 | 2526 | 29 | 24 | 38 | 31 | 29 | 25 | 30 | 37 | 2383 | 16055 |
| 2025 | 11 | 18 | 18 | 1553 | 601 | 1809 | 1934 | 2222 | 2691 | 2610 | 24 | 22 | 35 | 33 | 28 | 34 | 28 | 40 | 2376 | 16040 |
| 2025 | 11 | 18 | 17 | 1551 | 600 | 1859 | 2011 | 2358 | 2411 | 2623 | 23 | 35 | 24 | 21 | 31 | 31 | 49 | 26 | 2375 | 16028 |
| 2025 | 11 | 18 | 16 | 1553 | 600 | 1835 | 1921 | 1737 | 3579 | 2176 | 22 | 31 | 35 | 30 | 21 | 35 | 35 | 41 | 2360 | 16011 |
| 2025 | 11 | 18 | 15 | 1552 | 599 | 2535 | 1803 | 2066 | 1961 | 2874 | 27 | 25 | 26 | 29 | 33 | 33 | 38 | 41 | 2356 | 15998 |
| 2025 | 11 | 18 | 14 | 1541 | 599 | 2325 | 1742 | 2636 | 2205 | 2331 | 22 | 27 | 42 | 35 | 25 | 31 | 31 | 37 | 2354 | 15983 |
| 2025 | 11 | 18 | 13 | 1552 | 600 | 2254 | 2014 | 2573 | 2308 | 2066 | 22 | 25 | 27 | 21 | 28 | 35 | 39 | 42 | 2359 | 15965 |
| 2025 | 11 | 18 | 12 | 1553 | 600 | 2080 | 1739 | 2633 | 2168 | 2587 | 25 | 32 | 30 | 29 | 26 | 30 | 35 | 38 | 2344 | 15949 |
| 2025 | 11 | 18 | 11 | 1553 | 600 | 2323 | 2025 | 2484 | 1881 | 2484 | 23 | 29 | 36 | 38 | 26 | 34 | 30 | 32 | 2329 | 15927 |
| 2025 | 11 | 18 | 10 | 1551 | 600 | 2751 | 1738 | 1774 | 2825 | 2112 | 16 | 36 | 43 | 29 | 29 | 29 | 24 | 46 | 2305 | 15908 |
| 2025 | 11 | 18 | 09 | 1550 | 600 | 2316 | 1623 | 2226 | 2358 | 2672 | 12 | 29 | 33 | 25 | 31 | 36 | 52 | 28 | 2303 | 15894 |
| 2025 | 11 | 18 | 08 | 1549 | 600 | 2145 | 1833 | 2347 | 2561 | 2295 | 20 | 27 | 27 | 28 | 34 | 39 | 40 | 35 | 2287 | 15867 |
| 2025 | 11 | 18 | 07 | 1552 | 600 | 1905 | 1650 | 2947 | 2260 | 2399 | 26 | 22 | 22 | 33 | 30 | 32 | 47 | 41 | 2267 | 15833 |
| 2025 | 11 | 18 | 06 | 1546 | 599 | 2094 | 2186 | 2328 | 2072 | 2475 | 30 | 20 | 25 | 27 | 27 | 33 | 46 | 43 | 2246 | 15797 |
| 2025 | 11 | 18 | 05 | 1548 | 599 | 2066 | 1750 | 2784 | 1879 | 2662 | 15 | 19 | 32 | 43 | 31 | 40 | 37 | 41 | 2233 | 15779 |
| 2025 | 11 | 18 | 04 | 1549 | 599 | 1544 | 1873 | 2017 | 3231 | 2462 | 17 | 29 | 20 | 23 | 40 | 32 | 42 | 35 | 2244 | 15757 |
| 2025 | 11 | 18 | 03 | 1547 | 600 | 1914 | 1808 | 2586 | 2674 | 2133 | 23 | 23 | 32 | 29 | 28 | 29 | 41 | 46 | 2214 | 15727 |
| 2025 | 11 | 18 | 02 | 1551 | 600 | 2351 | 1641 | 2445 | 2220 | 2438 | 22 | 25 | 31 | 32 | 39 | 23 | 35 | 40 | 2191 | 15684 |
| 2025 | 11 | 18 | 01 | 1548 | 600 | 1974 | 2031 | 2162 | 2871 | 2025 | 24 | 27 | 36 | 26 | 32 | 24 | 38 | 36 | 2159 | 15613 |
| 2025 | 11 | 18 | 00 | 1555 | 603 | 1992 | 2016 | 2733 | 1875 | 2673 | 27 | 31 | 26 | 31 | 26 | 34 | 50 | 33 | 2415 | 16120 |
| 2025 | 11 | 17 | 23 | 1553 | 602 | 2216 | 1729 | 1719 | 2283 | 3339 | 30 | 31 | 23 | 28 | 26 | 40 | 38 | 31 | 2424 | 16112 |
| 2025 | 11 | 17 | 22 | 1553 | 602 | 1832 | 1772 | 2257 | 2491 | 2927 | 30 | 24 | 27 | 30 | 26 | 42 | 36 | 38 | 2414 | 16101 |
| 2025 | 11 | 17 | 21 | 1552 | 603 | 2321 | 1524 | 1908 | 2913 | 2612 | 23 | 27 | 30 | 26 | 34 | 29 | 34 | 43 | 2416 | 16095 |
| 2025 | 11 | 17 | 20 | 1555 | 602 | 1979 | 1750 | 1909 | 3057 | 2578 | 23 | 29 | 35 | 30 | 29 | 19 | 41 | 35 | 2418 | 16089 |
| 2025 | 11 | 17 | 19 | 1555 | 603 | 2371 | 1716 | 2931 | 1915 | 2339 | 21 | 35 | 31 | 34 | 18 | 41 | 34 | 38 | 2398 | 16080 |
| 2025 | 11 | 17 | 18 | 1555 | 603 | 2199 | 1873 | 2271 | 2660 | 2260 | 20 | 32 | 24 | 31 | 24 | 29 | 41 | 42 | 2405 | 16069 |
| 2025 | 11 | 17 | 17 | 1553 | 603 | 2587 | 1849 | 1885 | 2302 | 2632 | 25 | 27 | 28 | 42 | 26 | 20 | 38 | 40 | 2398 | 16055 |