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 | 02 | 22 | 16 | 1473 | 532 | 2395 | 2279 | 2350 | 2058 | 2462 | 22 | 29 | 34 | 31 | 25 | 32 | 29 | 57 | 2300 | 16108 |
| 2025 | 02 | 22 | 15 | 1475 | 531 | 2129 | 1943 | 2704 | 1952 | 2810 | 23 | 27 | 29 | 38 | 33 | 39 | 30 | 44 | 2290 | 16097 |
| 2025 | 02 | 22 | 14 | 1474 | 531 | 2135 | 1800 | 1840 | 2543 | 3216 | 20 | 33 | 33 | 31 | 38 | 32 | 37 | 46 | 2273 | 16082 |
| 2025 | 02 | 22 | 13 | 1473 | 532 | 2262 | 1860 | 2445 | 2442 | 2517 | 29 | 27 | 31 | 25 | 27 | 36 | 40 | 49 | 2277 | 16072 |
| 2025 | 02 | 22 | 12 | 1474 | 532 | 2311 | 1849 | 2943 | 2042 | 2366 | 20 | 23 | 32 | 40 | 22 | 31 | 37 | 61 | 2272 | 16055 |
| 2025 | 02 | 22 | 11 | 1473 | 532 | 2308 | 1718 | 2545 | 2230 | 2703 | 21 | 24 | 41 | 23 | 25 | 32 | 39 | 60 | 2267 | 16041 |
| 2025 | 02 | 22 | 10 | 1471 | 531 | 2610 | 1943 | 2006 | 2851 | 2091 | 15 | 18 | 38 | 33 | 37 | 37 | 40 | 43 | 2265 | 16029 |
| 2025 | 02 | 22 | 09 | 1469 | 530 | 2669 | 1587 | 2480 | 2218 | 2542 | 19 | 34 | 24 | 28 | 27 | 33 | 42 | 56 | 2254 | 16012 |
| 2025 | 02 | 22 | 08 | 1473 | 529 | 2137 | 1827 | 1886 | 2565 | 3061 | 31 | 20 | 36 | 26 | 26 | 39 | 39 | 46 | 2242 | 15983 |
| 2025 | 02 | 22 | 07 | 1472 | 530 | 1945 | 1874 | 2226 | 2672 | 2751 | 21 | 36 | 23 | 36 | 25 | 26 | 39 | 52 | 2241 | 15969 |
| 2025 | 02 | 22 | 06 | 1472 | 530 | 2481 | 1874 | 1877 | 2485 | 2739 | 18 | 31 | 39 | 27 | 28 | 30 | 43 | 48 | 2226 | 15948 |
| 2025 | 02 | 22 | 05 | 1470 | 530 | 2295 | 1883 | 2095 | 2472 | 2703 | 24 | 24 | 29 | 33 | 37 | 37 | 38 | 45 | 2200 | 15915 |
| 2025 | 02 | 22 | 04 | 1470 | 530 | 2407 | 2071 | 1802 | 2416 | 2749 | 26 | 23 | 32 | 26 | 21 | 26 | 47 | 54 | 2169 | 15869 |
| 2025 | 02 | 22 | 03 | 1470 | 530 | 1850 | 2069 | 1531 | 3354 | 2628 | 21 | 27 | 32 | 29 | 38 | 33 | 31 | 57 | 2150 | 15850 |
| 2025 | 02 | 22 | 02 | 1471 | 530 | 2150 | 1533 | 2125 | 3013 | 2591 | 27 | 35 | 27 | 31 | 23 | 29 | 44 | 45 | 2131 | 15805 |
| 2025 | 02 | 22 | 01 | 1471 | 529 | 2270 | 1914 | 2267 | 2478 | 2444 | 30 | 38 | 29 | 37 | 19 | 29 | 35 | 46 | 2101 | 15737 |
| 2025 | 02 | 22 | 00 | 1480 | 533 | 2574 | 2104 | 2012 | 2223 | 2703 | 27 | 26 | 36 | 46 | 27 | 23 | 31 | 58 | 2283 | 16186 |
| 2025 | 02 | 21 | 23 | 1479 | 533 | 2172 | 2179 | 2069 | 2721 | 2474 | 32 | 32 | 29 | 28 | 26 | 24 | 37 | 59 | 2285 | 16179 |
| 2025 | 02 | 21 | 22 | 1477 | 534 | 2275 | 1696 | 2028 | 2832 | 2778 | 29 | 27 | 26 | 28 | 31 | 31 | 49 | 41 | 2287 | 16169 |
| 2025 | 02 | 21 | 21 | 1478 | 534 | 2583 | 1795 | 2214 | 2492 | 2521 | 20 | 24 | 31 | 35 | 24 | 22 | 37 | 62 | 2291 | 16163 |
| 2025 | 02 | 21 | 20 | 1476 | 534 | 2276 | 2016 | 2634 | 2001 | 2677 | 34 | 23 | 27 | 36 | 22 | 37 | 39 | 51 | 2271 | 16154 |
| 2025 | 02 | 21 | 19 | 1477 | 533 | 1955 | 1922 | 2237 | 2735 | 2746 | 18 | 25 | 40 | 30 | 21 | 31 | 38 | 54 | 2285 | 16147 |
| 2025 | 02 | 21 | 18 | 1478 | 533 | 2520 | 2104 | 1948 | 2530 | 2487 | 19 | 34 | 40 | 35 | 31 | 24 | 41 | 41 | 2272 | 16137 |
| 2025 | 02 | 21 | 17 | 1478 | 532 | 2110 | 2089 | 2060 | 2459 | 2866 | 28 | 28 | 38 | 29 | 31 | 32 | 37 | 43 | 2263 | 16123 |
| 2025 | 02 | 21 | 16 | 1477 | 532 | 1894 | 2097 | 2548 | 2335 | 2697 | 20 | 37 | 28 | 23 | 40 | 29 | 45 | 44 | 2259 | 16105 |
| 2025 | 02 | 21 | 15 | 1478 | 533 | 2349 | 2258 | 1618 | 3184 | 2156 | 25 | 26 | 36 | 27 | 32 | 32 | 40 | 48 | 2250 | 16092 |
| 2025 | 02 | 21 | 14 | 1476 | 532 | 2059 | 2038 | 2759 | 1731 | 2976 | 20 | 30 | 34 | 33 | 27 | 26 | 40 | 57 | 2241 | 16079 |
| 2025 | 02 | 21 | 13 | 1475 | 532 | 2408 | 1820 | 2172 | 2243 | 2915 | 25 | 22 | 35 | 39 | 28 | 29 | 44 | 40 | 2236 | 16063 |
| 2025 | 02 | 21 | 12 | 1475 | 532 | 2085 | 1638 | 2096 | 2893 | 2837 | 23 | 24 | 38 | 36 | 35 | 30 | 41 | 45 | 2221 | 16049 |
| 2025 | 02 | 21 | 11 | 1475 | 532 | 1988 | 1639 | 2349 | 2826 | 2738 | 20 | 30 | 27 | 35 | 48 | 29 | 35 | 51 | 2214 | 16036 |
| 2025 | 02 | 21 | 10 | 1477 | 531 | 2289 | 2007 | 2347 | 2689 | 2203 | 23 | 27 | 35 | 32 | 40 | 26 | 40 | 43 | 2219 | 16028 |
| 2025 | 02 | 21 | 09 | 1477 | 531 | 2160 | 1891 | 2640 | 2883 | 1956 | 22 | 21 | 37 | 28 | 33 | 38 | 46 | 47 | 2205 | 16015 |
| 2025 | 02 | 21 | 08 | 1478 | 532 | 2522 | 1916 | 2568 | 2437 | 2081 | 32 | 23 | 29 | 30 | 29 | 29 | 42 | 49 | 2199 | 15996 |
| 2025 | 02 | 21 | 07 | 1478 | 532 | 2034 | 1851 | 2292 | 2370 | 2964 | 22 | 24 | 32 | 42 | 26 | 34 | 40 | 48 | 2183 | 15972 |
| 2025 | 02 | 21 | 06 | 1476 | 532 | 2022 | 2215 | 2298 | 2161 | 2806 | 17 | 29 | 36 | 34 | 21 | 27 | 40 | 50 | 2192 | 15956 |
| 2025 | 02 | 21 | 05 | 1475 | 531 | 1822 | 2005 | 2409 | 1945 | 3314 | 25 | 19 | 33 | 31 | 24 | 43 | 38 | 50 | 2169 | 15933 |
| 2025 | 02 | 21 | 04 | 1473 | 531 | 1842 | 1987 | 1874 | 3169 | 2614 | 25 | 29 | 27 | 33 | 29 | 30 | 32 | 53 | 2161 | 15909 |
| 2025 | 02 | 21 | 03 | 1476 | 531 | 1980 | 2049 | 1904 | 2982 | 2563 | 18 | 22 | 35 | 25 | 30 | 35 | 39 | 52 | 2147 | 15888 |
| 2025 | 02 | 21 | 02 | 1477 | 530 | 2475 | 2057 | 1706 | 2335 | 2886 | 23 | 21 | 29 | 32 | 36 | 29 | 39 | 48 | 2129 | 15852 |
| 2025 | 02 | 21 | 01 | 1475 | 530 | 1856 | 1875 | 2033 | 2244 | 3418 | 35 | 25 | 41 | 31 | 22 | 20 | 26 | 55 | 2097 | 15783 |
| 2025 | 02 | 21 | 00 | 1479 | 532 | 1828 | 1879 | 2374 | 2592 | 2960 | 27 | 23 | 35 | 31 | 28 | 41 | 36 | 42 | 2275 | 16182 |
| 2025 | 02 | 20 | 23 | 1480 | 532 | 2128 | 1846 | 2372 | 2466 | 2810 | 21 | 40 | 31 | 37 | 31 | 34 | 43 | 40 | 2262 | 16173 |
| 2025 | 02 | 20 | 22 | 1478 | 531 | 2357 | 2183 | 1891 | 2518 | 2666 | 22 | 32 | 37 | 36 | 25 | 34 | 40 | 51 | 2263 | 16164 |
| 2025 | 02 | 20 | 21 | 1475 | 531 | 2883 | 2008 | 1886 | 2494 | 2341 | 20 | 39 | 33 | 27 | 30 | 36 | 35 | 46 | 2271 | 16155 |
| 2025 | 02 | 20 | 20 | 1476 | 531 | 2466 | 1854 | 2398 | 1747 | 3147 | 22 | 30 | 29 | 32 | 26 | 37 | 35 | 43 | 2273 | 16146 |
| 2025 | 02 | 20 | 19 | 1479 | 531 | 2224 | 2012 | 2069 | 3391 | 1906 | 25 | 19 | 45 | 37 | 28 | 30 | 33 | 51 | 2254 | 16134 |
| 2025 | 02 | 20 | 18 | 1478 | 531 | 2268 | 2054 | 2072 | 1898 | 3298 | 18 | 27 | 32 | 43 | 22 | 30 | 30 | 57 | 2261 | 16119 |
| 2025 | 02 | 20 | 17 | 1478 | 530 | 1713 | 1947 | 2715 | 1746 | 3463 | 28 | 36 | 33 | 37 | 35 | 27 | 34 | 40 | 2246 | 16108 |