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 | 10 | 17 | 20 | 1551 | 591 | 2104 | 1705 | 2595 | 2322 | 2449 | 23 | 25 | 29 | 35 | 28 | 30 | 33 | 48 | 2397 | 15965 |
| 2025 | 10 | 17 | 19 | 1552 | 591 | 1737 | 1420 | 2598 | 2481 | 2933 | 27 | 24 | 27 | 28 | 32 | 29 | 30 | 41 | 2403 | 15953 |
| 2025 | 10 | 17 | 18 | 1550 | 591 | 2747 | 1459 | 2363 | 2316 | 2273 | 31 | 27 | 35 | 21 | 26 | 29 | 37 | 38 | 2393 | 15936 |
| 2025 | 10 | 17 | 17 | 1550 | 591 | 2888 | 2074 | 1898 | 2007 | 2278 | 29 | 25 | 35 | 30 | 29 | 22 | 40 | 41 | 2382 | 15919 |
| 2025 | 10 | 17 | 16 | 1546 | 591 | 2074 | 1740 | 2322 | 2556 | 2453 | 25 | 30 | 35 | 30 | 17 | 31 | 34 | 38 | 2388 | 15910 |
| 2025 | 10 | 17 | 15 | 1546 | 589 | 2084 | 1969 | 2431 | 1984 | 2666 | 23 | 19 | 35 | 29 | 32 | 27 | 28 | 41 | 2391 | 15894 |
| 2025 | 10 | 17 | 14 | 1545 | 591 | 2389 | 1857 | 1917 | 2408 | 2554 | 24 | 30 | 40 | 25 | 33 | 34 | 30 | 38 | 2369 | 15884 |
| 2025 | 10 | 17 | 13 | 1548 | 591 | 1646 | 2022 | 2374 | 2710 | 2358 | 32 | 24 | 29 | 32 | 28 | 24 | 41 | 47 | 2347 | 15853 |
| 2025 | 10 | 17 | 12 | 1547 | 591 | 1664 | 2170 | 2024 | 2727 | 2517 | 35 | 29 | 41 | 26 | 28 | 26 | 28 | 38 | 2343 | 15834 |
| 2025 | 10 | 17 | 11 | 1547 | 591 | 2338 | 1894 | 2402 | 2153 | 2302 | 27 | 26 | 22 | 25 | 24 | 38 | 36 | 45 | 2347 | 15817 |
| 2025 | 10 | 17 | 10 | 1549 | 591 | 1890 | 2092 | 2495 | 2113 | 2488 | 20 | 34 | 34 | 27 | 32 | 28 | 28 | 42 | 2334 | 15797 |
| 2025 | 10 | 17 | 09 | 1545 | 589 | 2138 | 1740 | 2248 | 2455 | 2493 | 34 | 29 | 23 | 27 | 26 | 34 | 32 | 46 | 2309 | 15768 |
| 2025 | 10 | 17 | 08 | 1545 | 587 | 2275 | 1666 | 2111 | 2778 | 2237 | 29 | 37 | 32 | 23 | 28 | 31 | 34 | 44 | 2291 | 15748 |
| 2025 | 10 | 17 | 07 | 1546 | 587 | 2364 | 2052 | 2559 | 1783 | 2295 | 20 | 32 | 28 | 22 | 23 | 35 | 30 | 53 | 2288 | 15717 |
| 2025 | 10 | 17 | 06 | 1545 | 588 | 2019 | 2057 | 2323 | 2075 | 2564 | 32 | 21 | 38 | 31 | 22 | 26 | 26 | 49 | 2272 | 15688 |
| 2025 | 10 | 17 | 05 | 1544 | 588 | 1508 | 1892 | 2717 | 2210 | 2698 | 19 | 26 | 34 | 30 | 30 | 28 | 29 | 50 | 2258 | 15661 |
| 2025 | 10 | 17 | 04 | 1544 | 588 | 1769 | 2073 | 2261 | 2483 | 2422 | 30 | 30 | 27 | 29 | 32 | 23 | 24 | 51 | 2238 | 15624 |
| 2025 | 10 | 17 | 03 | 1543 | 588 | 1799 | 2003 | 2065 | 2278 | 2853 | 31 | 34 | 23 | 33 | 30 | 31 | 25 | 45 | 2206 | 15587 |
| 2025 | 10 | 17 | 02 | 1540 | 587 | 2772 | 1798 | 2326 | 1892 | 2192 | 24 | 28 | 28 | 35 | 23 | 25 | 41 | 50 | 2185 | 15546 |
| 2025 | 10 | 17 | 01 | 1538 | 586 | 2097 | 1617 | 2945 | 1821 | 2463 | 17 | 26 | 31 | 27 | 27 | 36 | 35 | 47 | 2154 | 15467 |
| 2025 | 10 | 17 | 00 | 1547 | 592 | 2557 | 1668 | 2172 | 2099 | 2727 | 27 | 24 | 35 | 34 | 22 | 36 | 37 | 40 | 2408 | 16025 |
| 2025 | 10 | 16 | 23 | 1546 | 593 | 1719 | 1749 | 2811 | 2478 | 2464 | 25 | 27 | 28 | 29 | 23 | 44 | 25 | 59 | 2399 | 16019 |
| 2025 | 10 | 16 | 22 | 1548 | 593 | 1722 | 1750 | 2219 | 2576 | 2949 | 28 | 27 | 31 | 25 | 32 | 34 | 36 | 39 | 2401 | 16010 |
| 2025 | 10 | 16 | 21 | 1549 | 593 | 2303 | 1944 | 2705 | 1712 | 2543 | 28 | 28 | 39 | 24 | 32 | 35 | 22 | 50 | 2394 | 16001 |
| 2025 | 10 | 16 | 20 | 1549 | 593 | 1942 | 1854 | 2232 | 2393 | 2778 | 28 | 44 | 33 | 30 | 32 | 32 | 21 | 36 | 2390 | 15987 |
| 2025 | 10 | 16 | 19 | 1544 | 593 | 1817 | 1793 | 2650 | 2600 | 2335 | 26 | 28 | 40 | 41 | 23 | 26 | 29 | 47 | 2382 | 15974 |
| 2025 | 10 | 16 | 18 | 1545 | 591 | 2253 | 1632 | 2068 | 2265 | 2972 | 28 | 28 | 27 | 30 | 27 | 33 | 31 | 51 | 2378 | 15959 |
| 2025 | 10 | 16 | 17 | 1546 | 591 | 2017 | 2010 | 2449 | 2297 | 2400 | 27 | 29 | 32 | 22 | 25 | 32 | 35 | 45 | 2389 | 15946 |
| 2025 | 10 | 16 | 16 | 1545 | 593 | 1762 | 1821 | 2442 | 2647 | 2496 | 21 | 26 | 33 | 35 | 29 | 31 | 34 | 40 | 2381 | 15936 |
| 2025 | 10 | 16 | 15 | 1544 | 593 | 1647 | 1937 | 1970 | 2491 | 3113 | 23 | 27 | 29 | 36 | 33 | 32 | 35 | 41 | 2367 | 15918 |
| 2025 | 10 | 16 | 14 | 1547 | 593 | 1845 | 1506 | 2687 | 2420 | 2684 | 31 | 33 | 29 | 23 | 26 | 37 | 30 | 41 | 2368 | 15900 |
| 2025 | 10 | 16 | 13 | 1544 | 593 | 2060 | 1916 | 1772 | 2729 | 2650 | 31 | 35 | 30 | 30 | 20 | 36 | 31 | 35 | 2362 | 15874 |
| 2025 | 10 | 16 | 12 | 1542 | 593 | 2028 | 1882 | 2468 | 2502 | 2240 | 20 | 32 | 29 | 37 | 26 | 28 | 32 | 48 | 2346 | 15853 |
| 2025 | 10 | 16 | 11 | 1545 | 591 | 2178 | 1916 | 2080 | 2166 | 2765 | 27 | 20 | 27 | 34 | 28 | 28 | 38 | 45 | 2344 | 15832 |
| 2025 | 10 | 16 | 10 | 1545 | 593 | 1746 | 1818 | 2637 | 2087 | 2805 | 35 | 29 | 29 | 31 | 29 | 37 | 26 | 32 | 2331 | 15810 |
| 2025 | 10 | 16 | 09 | 1544 | 593 | 1813 | 1753 | 2707 | 2332 | 2480 | 32 | 27 | 26 | 22 | 34 | 34 | 30 | 47 | 2319 | 15793 |
| 2025 | 10 | 16 | 08 | 1542 | 593 | 1564 | 2121 | 2823 | 2185 | 2390 | 27 | 33 | 33 | 34 | 27 | 31 | 28 | 37 | 2305 | 15773 |
| 2025 | 10 | 16 | 07 | 1544 | 591 | 2464 | 1915 | 2095 | 1818 | 2776 | 29 | 30 | 32 | 29 | 27 | 30 | 29 | 48 | 2286 | 15743 |
| 2025 | 10 | 16 | 06 | 1542 | 590 | 1770 | 1804 | 2648 | 1966 | 2865 | 26 | 28 | 40 | 32 | 23 | 27 | 36 | 39 | 2274 | 15710 |
| 2025 | 10 | 16 | 05 | 1543 | 588 | 1815 | 1933 | 3412 | 1579 | 2304 | 27 | 29 | 31 | 32 | 23 | 34 | 34 | 42 | 2269 | 15695 |
| 2025 | 10 | 16 | 04 | 1542 | 588 | 1971 | 1732 | 2888 | 1726 | 2713 | 35 | 31 | 30 | 30 | 32 | 26 | 28 | 37 | 2249 | 15658 |
| 2025 | 10 | 16 | 03 | 1541 | 588 | 2616 | 2002 | 1785 | 2165 | 2453 | 23 | 27 | 28 | 32 | 33 | 25 | 32 | 44 | 2246 | 15640 |
| 2025 | 10 | 16 | 02 | 1544 | 589 | 1345 | 2023 | 1778 | 3906 | 1942 | 36 | 29 | 31 | 29 | 18 | 24 | 39 | 41 | 2222 | 15596 |
| 2025 | 10 | 16 | 01 | 1542 | 588 | 2263 | 1857 | 2430 | 2185 | 2216 | 23 | 32 | 28 | 23 | 33 | 31 | 21 | 43 | 2199 | 15514 |
| 2025 | 10 | 16 | 00 | 1547 | 593 | 2279 | 1734 | 2828 | 2184 | 2294 | 29 | 26 | 31 | 28 | 36 | 28 | 28 | 46 | 2434 | 16145 |
| 2025 | 10 | 15 | 23 | 1545 | 593 | 2287 | 1860 | 2082 | 2135 | 2953 | 19 | 27 | 36 | 31 | 34 | 27 | 34 | 36 | 2435 | 16134 |
| 2025 | 10 | 15 | 22 | 1547 | 592 | 2900 | 1746 | 2056 | 1691 | 2911 | 21 | 27 | 37 | 32 | 39 | 30 | 35 | 41 | 2419 | 16124 |
| 2025 | 10 | 15 | 21 | 1546 | 592 | 1953 | 2123 | 1900 | 3056 | 2266 | 20 | 29 | 28 | 33 | 38 | 33 | 35 | 42 | 2410 | 16104 |