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 |
| 2024 | 04 | 20 | 00 | 1245 | 452 | 2116 | 2277 | 2885 | 2295 | 2262 | 37 | 24 | 34 | 33 | 35 | 42 | 27 | 47 | 2218 | 16029 |
| 2024 | 04 | 19 | 23 | 1244 | 452 | 2446 | 1994 | 2334 | 2176 | 2883 | 19 | 25 | 41 | 33 | 40 | 41 | 33 | 45 | 2219 | 16025 |
| 2024 | 04 | 19 | 22 | 1245 | 452 | 2537 | 2073 | 2607 | 2477 | 2126 | 44 | 32 | 35 | 24 | 31 | 35 | 35 | 44 | 2217 | 16014 |
| 2024 | 04 | 19 | 21 | 1243 | 452 | 2515 | 2060 | 1962 | 3053 | 2233 | 37 | 26 | 26 | 36 | 39 | 48 | 30 | 39 | 2209 | 16008 |
| 2024 | 04 | 19 | 20 | 1245 | 452 | 2013 | 1980 | 2387 | 2374 | 3063 | 33 | 34 | 35 | 35 | 32 | 30 | 36 | 42 | 2196 | 15987 |
| 2024 | 04 | 19 | 19 | 1246 | 452 | 2293 | 2024 | 2586 | 2601 | 2305 | 28 | 28 | 26 | 32 | 35 | 48 | 38 | 41 | 2190 | 15973 |
| 2024 | 04 | 19 | 18 | 1245 | 452 | 2816 | 1818 | 2627 | 2403 | 2139 | 27 | 35 | 28 | 41 | 38 | 29 | 40 | 38 | 2187 | 15963 |
| 2024 | 04 | 19 | 17 | 1243 | 452 | 2385 | 1764 | 2472 | 2505 | 2672 | 31 | 36 | 34 | 40 | 13 | 39 | 36 | 46 | 2180 | 15948 |
| 2024 | 04 | 19 | 16 | 1242 | 452 | 1728 | 2004 | 2730 | 2746 | 2583 | 24 | 25 | 49 | 30 | 28 | 45 | 29 | 47 | 2171 | 15933 |
| 2024 | 04 | 19 | 15 | 1241 | 452 | 2074 | 2040 | 2413 | 2657 | 2599 | 29 | 29 | 32 | 38 | 27 | 32 | 36 | 52 | 2161 | 15912 |
| 2024 | 04 | 19 | 14 | 1242 | 453 | 2087 | 2140 | 2460 | 2042 | 3043 | 33 | 23 | 34 | 33 | 33 | 45 | 35 | 38 | 2151 | 15892 |
| 2024 | 04 | 19 | 13 | 1239 | 453 | 2765 | 1858 | 2300 | 2161 | 2676 | 35 | 32 | 25 | 45 | 30 | 39 | 31 | 40 | 2145 | 15874 |
| 2024 | 04 | 19 | 12 | 1241 | 452 | 2161 | 1669 | 2498 | 2349 | 3062 | 31 | 29 | 21 | 38 | 18 | 35 | 46 | 59 | 2142 | 15851 |
| 2024 | 04 | 19 | 11 | 1241 | 452 | 2153 | 2251 | 2370 | 2688 | 2263 | 20 | 25 | 41 | 42 | 29 | 37 | 36 | 46 | 2133 | 15827 |
| 2024 | 04 | 19 | 10 | 1241 | 451 | 1968 | 2297 | 2523 | 2214 | 2722 | 23 | 39 | 21 | 41 | 28 | 34 | 36 | 52 | 2123 | 15813 |
| 2024 | 04 | 19 | 09 | 1242 | 451 | 2052 | 1859 | 1839 | 2538 | 3423 | 39 | 22 | 32 | 32 | 26 | 36 | 39 | 49 | 2112 | 15791 |
| 2024 | 04 | 19 | 08 | 1241 | 450 | 2502 | 1634 | 2118 | 2880 | 2571 | 33 | 24 | 27 | 31 | 30 | 46 | 37 | 47 | 2104 | 15775 |
| 2024 | 04 | 19 | 07 | 1242 | 450 | 2459 | 2101 | 2280 | 2508 | 2346 | 31 | 27 | 37 | 35 | 32 | 33 | 31 | 50 | 2095 | 15757 |
| 2024 | 04 | 19 | 06 | 1241 | 450 | 2517 | 1903 | 2243 | 3001 | 2014 | 33 | 20 | 43 | 32 | 44 | 30 | 39 | 33 | 2087 | 15730 |
| 2024 | 04 | 19 | 05 | 1240 | 451 | 1530 | 1962 | 2496 | 3296 | 2381 | 26 | 29 | 33 | 37 | 30 | 34 | 38 | 46 | 2072 | 15701 |
| 2024 | 04 | 19 | 04 | 1240 | 450 | 1538 | 2102 | 2888 | 2279 | 2841 | 28 | 33 | 25 | 38 | 26 | 34 | 39 | 50 | 2059 | 15670 |
| 2024 | 04 | 19 | 03 | 1241 | 451 | 2471 | 2159 | 2567 | 1938 | 2498 | 30 | 27 | 30 | 37 | 35 | 37 | 35 | 40 | 2043 | 15639 |
| 2024 | 04 | 19 | 02 | 1242 | 451 | 2304 | 1868 | 2514 | 2110 | 2818 | 22 | 23 | 32 | 45 | 33 | 41 | 32 | 43 | 2033 | 15611 |
| 2024 | 04 | 19 | 01 | 1242 | 451 | 2595 | 2206 | 2105 | 2757 | 1930 | 31 | 26 | 29 | 28 | 46 | 34 | 35 | 39 | 2003 | 15557 |
| 2024 | 04 | 19 | 00 | 1245 | 453 | 2979 | 2234 | 2557 | 1760 | 2310 | 27 | 34 | 22 | 41 | 29 | 36 | 33 | 54 | 2189 | 16003 |
| 2024 | 04 | 18 | 23 | 1246 | 453 | 2394 | 1733 | 2238 | 2393 | 3073 | 40 | 23 | 21 | 49 | 29 | 21 | 43 | 52 | 2186 | 15994 |
| 2024 | 04 | 18 | 22 | 1246 | 453 | 2704 | 1897 | 2372 | 1946 | 2909 | 25 | 24 | 28 | 43 | 37 | 32 | 35 | 50 | 2185 | 15986 |
| 2024 | 04 | 18 | 21 | 1247 | 453 | 1756 | 1897 | 2838 | 2636 | 2691 | 32 | 35 | 37 | 21 | 23 | 45 | 37 | 49 | 2179 | 15976 |
| 2024 | 04 | 18 | 20 | 1246 | 453 | 2790 | 2324 | 2382 | 1931 | 2387 | 21 | 33 | 28 | 37 | 24 | 48 | 41 | 46 | 2179 | 15970 |
| 2024 | 04 | 18 | 19 | 1246 | 453 | 1892 | 2101 | 2070 | 2031 | 3716 | 33 | 33 | 31 | 32 | 27 | 42 | 38 | 41 | 2174 | 15960 |
| 2024 | 04 | 18 | 18 | 1243 | 453 | 2063 | 1649 | 2662 | 2684 | 2747 | 22 | 38 | 33 | 39 | 33 | 29 | 36 | 48 | 2172 | 15951 |
| 2024 | 04 | 18 | 17 | 1244 | 453 | 2356 | 2323 | 2552 | 2071 | 2492 | 20 | 33 | 38 | 34 | 29 | 41 | 40 | 42 | 2164 | 15932 |
| 2024 | 04 | 18 | 16 | 1242 | 454 | 1899 | 1955 | 2473 | 2651 | 2806 | 33 | 33 | 21 | 36 | 30 | 41 | 38 | 47 | 2160 | 15919 |
| 2024 | 04 | 18 | 15 | 1242 | 454 | 2488 | 1690 | 2765 | 2696 | 2133 | 34 | 19 | 33 | 39 | 31 | 43 | 37 | 39 | 2160 | 15903 |
| 2024 | 04 | 18 | 14 | 1243 | 454 | 2510 | 1987 | 2233 | 2292 | 2735 | 23 | 32 | 29 | 39 | 41 | 28 | 34 | 53 | 2151 | 15884 |
| 2024 | 04 | 18 | 13 | 1242 | 454 | 2159 | 1863 | 2583 | 2642 | 2504 | 26 | 21 | 29 | 46 | 38 | 26 | 37 | 51 | 2144 | 15865 |
| 2024 | 04 | 18 | 12 | 1242 | 454 | 2760 | 1812 | 2276 | 2313 | 2575 | 39 | 32 | 35 | 35 | 34 | 36 | 25 | 36 | 2140 | 15844 |
| 2024 | 04 | 18 | 11 | 1243 | 452 | 1621 | 1791 | 2668 | 2732 | 2912 | 32 | 31 | 34 | 31 | 28 | 31 | 50 | 39 | 2125 | 15820 |
| 2024 | 04 | 18 | 10 | 1243 | 452 | 2500 | 1953 | 2031 | 2121 | 3111 | 36 | 26 | 25 | 27 | 33 | 32 | 44 | 52 | 2123 | 15809 |
| 2024 | 04 | 18 | 09 | 1243 | 451 | 2741 | 1670 | 2081 | 2785 | 2424 | 30 | 40 | 19 | 38 | 28 | 34 | 53 | 34 | 2117 | 15788 |
| 2024 | 04 | 18 | 08 | 1244 | 451 | 2395 | 2128 | 1840 | 2411 | 2915 | 24 | 25 | 34 | 46 | 39 | 32 | 35 | 40 | 2105 | 15764 |
| 2024 | 04 | 18 | 07 | 1243 | 451 | 1898 | 1920 | 3179 | 2235 | 2450 | 29 | 26 | 33 | 31 | 33 | 35 | 37 | 51 | 2094 | 15745 |
| 2024 | 04 | 18 | 06 | 1242 | 451 | 2330 | 2116 | 2071 | 2154 | 2996 | 23 | 24 | 32 | 44 | 29 | 43 | 36 | 43 | 2081 | 15715 |
| 2024 | 04 | 18 | 05 | 1244 | 452 | 2092 | 1878 | 2283 | 2849 | 2557 | 40 | 26 | 24 | 29 | 40 | 38 | 41 | 35 | 2064 | 15692 |
| 2024 | 04 | 18 | 04 | 1243 | 451 | 2570 | 1687 | 1850 | 2200 | 3339 | 28 | 25 | 35 | 44 | 32 | 23 | 43 | 40 | 2059 | 15669 |
| 2024 | 04 | 18 | 03 | 1243 | 451 | 2691 | 2251 | 2100 | 2420 | 2165 | 31 | 39 | 23 | 32 | 29 | 31 | 43 | 43 | 2048 | 15640 |
| 2024 | 04 | 18 | 02 | 1244 | 451 | 2713 | 2214 | 1813 | 2178 | 2691 | 32 | 25 | 27 | 36 | 30 | 28 | 44 | 47 | 2035 | 15608 |
| 2024 | 04 | 18 | 01 | 1244 | 451 | 2346 | 2201 | 1599 | 2880 | 2547 | 33 | 32 | 32 | 40 | 27 | 39 | 30 | 40 | 2011 | 15552 |