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 | 01 | 22 | 06 | 1466 | 519 | 2133 | 1870 | 2772 | 2023 | 2730 | 22 | 38 | 40 | 31 | 46 | 35 | 37 | 41 | 2167 | 15970 |
| 2025 | 01 | 22 | 05 | 1465 | 518 | 1621 | 2052 | 2347 | 3085 | 2414 | 26 | 21 | 35 | 28 | 37 | 49 | 51 | 42 | 2154 | 15945 |
| 2025 | 01 | 22 | 04 | 1462 | 517 | 1699 | 1557 | 2594 | 2472 | 3188 | 31 | 32 | 35 | 47 | 33 | 39 | 35 | 40 | 2141 | 15922 |
| 2025 | 01 | 22 | 03 | 1461 | 517 | 2218 | 2058 | 2491 | 2627 | 2103 | 22 | 27 | 31 | 45 | 36 | 40 | 38 | 48 | 2136 | 15898 |
| 2025 | 01 | 22 | 02 | 1461 | 517 | 2426 | 2028 | 2037 | 2105 | 2866 | 22 | 32 | 37 | 39 | 32 | 37 | 39 | 50 | 2124 | 15852 |
| 2025 | 01 | 22 | 01 | 1460 | 517 | 1826 | 2001 | 2018 | 2273 | 3307 | 38 | 32 | 34 | 33 | 35 | 33 | 38 | 44 | 2086 | 15775 |
| 2025 | 01 | 22 | 00 | 1468 | 519 | 2500 | 1641 | 2459 | 2041 | 3020 | 24 | 37 | 28 | 36 | 31 | 31 | 52 | 53 | 2289 | 16229 |
| 2025 | 01 | 21 | 23 | 1466 | 519 | 2362 | 1758 | 2345 | 2038 | 3156 | 22 | 40 | 31 | 39 | 30 | 36 | 41 | 55 | 2285 | 16223 |
| 2025 | 01 | 21 | 22 | 1464 | 519 | 2687 | 2072 | 2094 | 2130 | 2671 | 36 | 38 | 31 | 32 | 28 | 31 | 43 | 55 | 2280 | 16211 |
| 2025 | 01 | 21 | 21 | 1466 | 518 | 2378 | 1628 | 1855 | 2487 | 3303 | 38 | 22 | 44 | 33 | 40 | 25 | 47 | 45 | 2275 | 16204 |
| 2025 | 01 | 21 | 20 | 1464 | 518 | 1979 | 1758 | 2482 | 2433 | 3001 | 31 | 24 | 35 | 38 | 27 | 46 | 42 | 48 | 2271 | 16197 |
| 2025 | 01 | 21 | 19 | 1463 | 517 | 2687 | 1887 | 2154 | 2507 | 2414 | 25 | 32 | 27 | 46 | 30 | 45 | 40 | 45 | 2264 | 16183 |
| 2025 | 01 | 21 | 18 | 1464 | 517 | 2838 | 1674 | 2482 | 1831 | 2813 | 31 | 32 | 36 | 45 | 35 | 34 | 39 | 40 | 2266 | 16177 |
| 2025 | 01 | 21 | 17 | 1462 | 516 | 2824 | 1805 | 2677 | 1941 | 2385 | 34 | 28 | 31 | 46 | 42 | 30 | 40 | 41 | 2261 | 16163 |
| 2025 | 01 | 21 | 16 | 1465 | 516 | 2322 | 2190 | 1562 | 2791 | 2751 | 37 | 29 | 24 | 39 | 36 | 43 | 41 | 44 | 2255 | 16145 |
| 2025 | 01 | 21 | 15 | 1464 | 516 | 2788 | 1756 | 2380 | 2235 | 2452 | 32 | 34 | 28 | 39 | 29 | 33 | 33 | 62 | 2247 | 16128 |
| 2025 | 01 | 21 | 14 | 1463 | 515 | 2663 | 1903 | 2526 | 1840 | 2670 | 25 | 39 | 30 | 40 | 27 | 34 | 45 | 54 | 2237 | 16111 |
| 2025 | 01 | 21 | 13 | 1463 | 515 | 2038 | 2028 | 2475 | 2200 | 2848 | 28 | 25 | 31 | 41 | 37 | 30 | 41 | 60 | 2229 | 16089 |
| 2025 | 01 | 21 | 12 | 1464 | 516 | 2234 | 1581 | 2687 | 2341 | 2740 | 25 | 38 | 31 | 41 | 31 | 32 | 43 | 49 | 2220 | 16073 |
| 2025 | 01 | 21 | 11 | 1464 | 516 | 2063 | 1827 | 2235 | 2473 | 2979 | 34 | 39 | 25 | 39 | 27 | 42 | 35 | 49 | 2207 | 16054 |
| 2025 | 01 | 21 | 10 | 1464 | 516 | 2238 | 2147 | 2421 | 2744 | 2019 | 18 | 45 | 30 | 40 | 34 | 38 | 30 | 54 | 2208 | 16046 |
| 2025 | 01 | 21 | 09 | 1464 | 516 | 2949 | 2288 | 1797 | 2017 | 2510 | 39 | 29 | 39 | 39 | 30 | 35 | 34 | 49 | 2198 | 16033 |
| 2025 | 01 | 21 | 08 | 1463 | 516 | 2362 | 1860 | 2024 | 2543 | 2762 | 17 | 43 | 32 | 40 | 33 | 40 | 38 | 48 | 2191 | 16012 |
| 2025 | 01 | 21 | 07 | 1463 | 515 | 2479 | 2156 | 2158 | 2558 | 2188 | 30 | 28 | 38 | 40 | 38 | 42 | 26 | 49 | 2178 | 15986 |
| 2025 | 01 | 21 | 06 | 1464 | 515 | 2271 | 1988 | 2714 | 2262 | 2286 | 26 | 44 | 36 | 37 | 35 | 39 | 34 | 40 | 2166 | 15957 |
| 2025 | 01 | 21 | 05 | 1463 | 515 | 2540 | 2110 | 1991 | 2535 | 2337 | 30 | 22 | 38 | 46 | 39 | 36 | 36 | 43 | 2157 | 15938 |
| 2025 | 01 | 21 | 04 | 1463 | 514 | 2405 | 1928 | 2337 | 2191 | 2646 | 35 | 33 | 28 | 38 | 32 | 34 | 39 | 49 | 2151 | 15923 |
| 2025 | 01 | 21 | 03 | 1462 | 514 | 1929 | 1893 | 2117 | 2728 | 2823 | 29 | 28 | 30 | 43 | 38 | 31 | 33 | 56 | 2141 | 15895 |
| 2025 | 01 | 21 | 02 | 1461 | 513 | 1689 | 1679 | 2697 | 3064 | 2333 | 36 | 31 | 34 | 47 | 31 | 36 | 30 | 46 | 2123 | 15850 |
| 2025 | 01 | 21 | 01 | 1460 | 512 | 1967 | 1653 | 2723 | 2381 | 2700 | 25 | 36 | 23 | 46 | 29 | 35 | 50 | 42 | 2101 | 15783 |
| 2025 | 01 | 21 | 00 | 1467 | 516 | 2164 | 2079 | 2369 | 2347 | 2718 | 22 | 34 | 41 | 47 | 34 | 31 | 28 | 58 | 2299 | 16254 |
| 2025 | 01 | 20 | 23 | 1467 | 516 | 2152 | 1842 | 2354 | 2578 | 2748 | 25 | 36 | 34 | 33 | 28 | 42 | 43 | 51 | 2296 | 16245 |
| 2025 | 01 | 20 | 22 | 1467 | 516 | 2433 | 1813 | 2213 | 2644 | 2562 | 26 | 31 | 33 | 37 | 34 | 37 | 42 | 55 | 2298 | 16241 |
| 2025 | 01 | 20 | 21 | 1465 | 516 | 2429 | 2271 | 2129 | 2249 | 2581 | 36 | 42 | 27 | 57 | 37 | 29 | 29 | 35 | 2295 | 16227 |
| 2025 | 01 | 20 | 20 | 1463 | 516 | 2348 | 2274 | 2136 | 2413 | 2484 | 34 | 30 | 25 | 44 | 42 | 35 | 32 | 50 | 2297 | 16223 |
| 2025 | 01 | 20 | 19 | 1461 | 516 | 2387 | 2118 | 1945 | 2853 | 2352 | 32 | 36 | 34 | 39 | 27 | 33 | 44 | 52 | 2282 | 16211 |
| 2025 | 01 | 20 | 18 | 1463 | 516 | 2479 | 1918 | 2431 | 2312 | 2502 | 30 | 27 | 31 | 50 | 41 | 37 | 25 | 51 | 2279 | 16192 |
| 2025 | 01 | 20 | 17 | 1465 | 516 | 1721 | 1921 | 2426 | 2963 | 2598 | 28 | 25 | 37 | 49 | 34 | 38 | 36 | 45 | 2276 | 16178 |
| 2025 | 01 | 20 | 16 | 1464 | 516 | 2381 | 1716 | 2638 | 2181 | 2702 | 30 | 31 | 43 | 42 | 29 | 31 | 49 | 37 | 2272 | 16162 |
| 2025 | 01 | 20 | 15 | 1464 | 516 | 1915 | 2270 | 2928 | 2148 | 2346 | 30 | 37 | 33 | 44 | 37 | 38 | 42 | 35 | 2262 | 16145 |
| 2025 | 01 | 20 | 14 | 1462 | 516 | 1979 | 1923 | 2740 | 2630 | 2325 | 31 | 30 | 27 | 47 | 29 | 40 | 42 | 50 | 2254 | 16125 |
| 2025 | 01 | 20 | 13 | 1462 | 516 | 2215 | 1860 | 2389 | 2199 | 2921 | 35 | 30 | 33 | 45 | 37 | 46 | 30 | 41 | 2247 | 16106 |
| 2025 | 01 | 20 | 12 | 1461 | 515 | 2129 | 1846 | 1777 | 2817 | 3002 | 29 | 37 | 39 | 32 | 33 | 38 | 36 | 52 | 2242 | 16085 |
| 2025 | 01 | 20 | 11 | 1463 | 516 | 2807 | 1610 | 2531 | 2131 | 2485 | 22 | 36 | 29 | 43 | 45 | 32 | 42 | 45 | 2235 | 16072 |
| 2025 | 01 | 20 | 10 | 1465 | 516 | 2004 | 1752 | 2631 | 2539 | 2626 | 27 | 28 | 37 | 40 | 31 | 41 | 41 | 47 | 2227 | 16052 |
| 2025 | 01 | 20 | 09 | 1462 | 516 | 1999 | 1704 | 3216 | 1867 | 2763 | 27 | 27 | 30 | 54 | 32 | 33 | 33 | 59 | 2220 | 16042 |
| 2025 | 01 | 20 | 08 | 1463 | 515 | 2508 | 1917 | 1951 | 2710 | 2457 | 32 | 39 | 43 | 39 | 36 | 30 | 32 | 41 | 2208 | 16021 |
| 2025 | 01 | 20 | 07 | 1462 | 516 | 2263 | 2040 | 2043 | 2345 | 2841 | 24 | 33 | 34 | 50 | 31 | 31 | 28 | 57 | 2205 | 16003 |