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 |
| 2026 | 09 | 06 | 17 | 1676 | 675 | 2175 | 1742 | 2423 | 2510 | 2219 | 17 | 30 | 32 | 25 | 25 | 24 | 26 | 63 | 2513 | 16175 |
| 2026 | 09 | 06 | 16 | 1675 | 675 | 2215 | 1852 | 2587 | 1941 | 2475 | 24 | 26 | 22 | 29 | 30 | 25 | 36 | 58 | 2494 | 16164 |
| 2026 | 09 | 06 | 15 | 1677 | 675 | 2506 | 1915 | 2317 | 2074 | 2243 | 23 | 16 | 30 | 22 | 25 | 24 | 40 | 58 | 2503 | 16148 |
| 2026 | 09 | 06 | 14 | 1677 | 674 | 1805 | 1935 | 2244 | 2408 | 2650 | 21 | 32 | 20 | 29 | 23 | 22 | 54 | 44 | 2491 | 16129 |
| 2026 | 09 | 06 | 13 | 1677 | 675 | 2294 | 1938 | 1811 | 1881 | 3115 | 24 | 17 | 28 | 31 | 18 | 31 | 44 | 52 | 2481 | 16117 |
| 2026 | 09 | 06 | 12 | 1678 | 675 | 1533 | 2346 | 2438 | 1905 | 2814 | 23 | 26 | 24 | 27 | 21 | 28 | 39 | 50 | 2478 | 16105 |
| 2026 | 09 | 06 | 11 | 1678 | 675 | 1652 | 1892 | 1928 | 2368 | 3185 | 28 | 19 | 24 | 31 | 23 | 27 | 35 | 50 | 2469 | 16084 |
| 2026 | 09 | 06 | 10 | 1678 | 675 | 2181 | 1612 | 2354 | 2256 | 2616 | 18 | 18 | 27 | 20 | 26 | 34 | 36 | 65 | 2448 | 16064 |
| 2026 | 09 | 06 | 09 | 1678 | 675 | 1729 | 1803 | 2316 | 2798 | 2366 | 18 | 19 | 31 | 27 | 24 | 35 | 38 | 56 | 2434 | 16047 |
| 2026 | 09 | 06 | 08 | 1677 | 675 | 1805 | 1504 | 2703 | 2120 | 2871 | 14 | 24 | 22 | 20 | 30 | 28 | 38 | 63 | 2429 | 16023 |
| 2026 | 09 | 06 | 07 | 1678 | 673 | 1772 | 1716 | 2489 | 1950 | 3059 | 34 | 17 | 24 | 40 | 13 | 26 | 31 | 69 | 2404 | 15995 |
| 2026 | 09 | 06 | 06 | 1678 | 673 | 2373 | 1732 | 2387 | 2271 | 2222 | 19 | 22 | 27 | 30 | 25 | 18 | 40 | 65 | 2392 | 15974 |
| 2026 | 09 | 06 | 05 | 1677 | 673 | 2915 | 1660 | 1950 | 1730 | 2716 | 22 | 27 | 29 | 23 | 27 | 25 | 31 | 49 | 2395 | 15949 |
| 2026 | 09 | 06 | 04 | 1673 | 672 | 2215 | 1896 | 2528 | 2030 | 2298 | 21 | 28 | 24 | 30 | 21 | 25 | 28 | 67 | 2358 | 15914 |
| 2026 | 09 | 06 | 03 | 1673 | 672 | 1680 | 1852 | 2178 | 2345 | 2905 | 29 | 18 | 21 | 30 | 22 | 31 | 35 | 55 | 2348 | 15894 |
| 2026 | 09 | 06 | 02 | 1674 | 672 | 1855 | 1771 | 2139 | 1979 | 3193 | 17 | 24 | 25 | 28 | 23 | 31 | 33 | 57 | 2337 | 15858 |
| 2026 | 09 | 06 | 01 | 1671 | 672 | 1868 | 1798 | 2857 | 2146 | 2247 | 19 | 16 | 37 | 24 | 26 | 26 | 45 | 54 | 2295 | 15801 |
| 2026 | 09 | 06 | 00 | 1681 | 673 | 1980 | 1981 | 2127 | 1981 | 3057 | 19 | 32 | 34 | 24 | 22 | 26 | 32 | 51 | 2546 | 16266 |
| 2026 | 09 | 05 | 23 | 1683 | 674 | 2341 | 1818 | 2278 | 1516 | 3162 | 25 | 24 | 29 | 27 | 18 | 27 | 33 | 59 | 2543 | 16257 |
| 2026 | 09 | 05 | 22 | 1681 | 673 | 1700 | 1640 | 2726 | 2099 | 2946 | 27 | 21 | 22 | 25 | 23 | 30 | 38 | 53 | 2546 | 16250 |
| 2026 | 09 | 05 | 21 | 1681 | 673 | 2105 | 1953 | 2037 | 2290 | 2720 | 22 | 27 | 28 | 33 | 19 | 23 | 40 | 47 | 2540 | 16238 |
| 2026 | 09 | 05 | 20 | 1679 | 673 | 2324 | 1786 | 2055 | 2247 | 2685 | 16 | 27 | 30 | 25 | 26 | 21 | 35 | 59 | 2541 | 16229 |
| 2026 | 09 | 05 | 19 | 1679 | 672 | 1732 | 2087 | 2408 | 2151 | 2723 | 25 | 21 | 22 | 28 | 21 | 30 | 36 | 58 | 2531 | 16224 |
| 2026 | 09 | 05 | 18 | 1680 | 673 | 2371 | 1903 | 1846 | 2371 | 2595 | 24 | 24 | 27 | 32 | 22 | 23 | 35 | 49 | 2539 | 16214 |
| 2026 | 09 | 05 | 17 | 1677 | 673 | 1996 | 1885 | 2204 | 2432 | 2568 | 30 | 20 | 20 | 35 | 33 | 26 | 28 | 56 | 2514 | 16197 |
| 2026 | 09 | 05 | 16 | 1680 | 673 | 1720 | 2003 | 2016 | 2380 | 2954 | 17 | 28 | 22 | 30 | 28 | 19 | 34 | 59 | 2516 | 16179 |
| 2026 | 09 | 05 | 15 | 1680 | 673 | 2236 | 1753 | 2489 | 1761 | 2828 | 17 | 17 | 25 | 42 | 27 | 25 | 35 | 51 | 2508 | 16167 |
| 2026 | 09 | 05 | 14 | 1680 | 673 | 2618 | 1773 | 2195 | 2264 | 2208 | 32 | 29 | 23 | 23 | 21 | 25 | 40 | 42 | 2505 | 16151 |
| 2026 | 09 | 05 | 13 | 1679 | 673 | 1821 | 1812 | 1954 | 2322 | 3141 | 17 | 31 | 23 | 19 | 24 | 29 | 36 | 50 | 2505 | 16136 |
| 2026 | 09 | 05 | 12 | 1679 | 673 | 2387 | 1753 | 2105 | 2350 | 2441 | 22 | 24 | 23 | 26 | 21 | 23 | 44 | 62 | 2481 | 16114 |
| 2026 | 09 | 05 | 11 | 1679 | 672 | 2377 | 1581 | 1934 | 2253 | 2880 | 24 | 32 | 23 | 35 | 24 | 24 | 34 | 47 | 2478 | 16097 |
| 2026 | 09 | 05 | 10 | 1677 | 671 | 2037 | 1644 | 2336 | 2501 | 2508 | 21 | 20 | 26 | 35 | 22 | 29 | 30 | 50 | 2473 | 16080 |
| 2026 | 09 | 05 | 09 | 1678 | 672 | 1875 | 1909 | 2129 | 2647 | 2455 | 27 | 20 | 25 | 19 | 23 | 26 | 34 | 58 | 2467 | 16064 |
| 2026 | 09 | 05 | 08 | 1681 | 672 | 2382 | 1807 | 2314 | 2344 | 2156 | 27 | 19 | 19 | 35 | 28 | 19 | 30 | 51 | 2457 | 16041 |
| 2026 | 09 | 05 | 07 | 1680 | 672 | 1574 | 1817 | 2282 | 2368 | 2954 | 30 | 17 | 27 | 24 | 25 | 32 | 37 | 46 | 2438 | 16023 |
| 2026 | 09 | 05 | 06 | 1678 | 672 | 1715 | 1976 | 1952 | 2466 | 2877 | 24 | 24 | 19 | 21 | 20 | 25 | 30 | 64 | 2431 | 15994 |
| 2026 | 09 | 05 | 05 | 1677 | 672 | 1940 | 1971 | 2472 | 2468 | 2124 | 30 | 26 | 20 | 18 | 23 | 24 | 37 | 56 | 2410 | 15968 |
| 2026 | 09 | 05 | 04 | 1679 | 671 | 2106 | 1778 | 2067 | 2319 | 2700 | 29 | 23 | 24 | 25 | 18 | 22 | 32 | 62 | 2383 | 15938 |
| 2026 | 09 | 05 | 03 | 1676 | 669 | 2240 | 1653 | 1994 | 2215 | 2863 | 19 | 24 | 19 | 24 | 23 | 19 | 48 | 43 | 2376 | 15905 |
| 2026 | 09 | 05 | 02 | 1677 | 667 | 1731 | 1680 | 1931 | 2857 | 2739 | 24 | 31 | 23 | 21 | 26 | 26 | 39 | 39 | 2350 | 15861 |
| 2026 | 09 | 05 | 01 | 1676 | 668 | 2348 | 1883 | 2035 | 1997 | 2636 | 21 | 33 | 20 | 24 | 23 | 25 | 39 | 46 | 2314 | 15788 |
| 2026 | 09 | 05 | 00 | 1688 | 671 | 2065 | 1719 | 2392 | 2407 | 2547 | 22 | 25 | 27 | 22 | 27 | 19 | 45 | 53 | 2588 | 16317 |
| 2026 | 09 | 04 | 23 | 1686 | 671 | 1907 | 1843 | 2530 | 2155 | 2691 | 30 | 17 | 23 | 23 | 22 | 27 | 35 | 61 | 2589 | 16310 |
| 2026 | 09 | 04 | 22 | 1684 | 671 | 1833 | 1764 | 2552 | 2452 | 2519 | 18 | 25 | 30 | 25 | 35 | 26 | 24 | 59 | 2579 | 16296 |
| 2026 | 09 | 04 | 21 | 1683 | 671 | 2095 | 1635 | 2526 | 2509 | 2346 | 22 | 25 | 27 | 27 | 17 | 37 | 38 | 47 | 2580 | 16285 |
| 2026 | 09 | 04 | 20 | 1681 | 670 | 2233 | 1891 | 2136 | 2018 | 2833 | 24 | 27 | 30 | 22 | 27 | 20 | 29 | 63 | 2571 | 16275 |
| 2026 | 09 | 04 | 19 | 1687 | 670 | 2138 | 1879 | 1882 | 2500 | 2698 | 26 | 31 | 27 | 17 | 28 | 22 | 33 | 51 | 2574 | 16263 |
| 2026 | 09 | 04 | 18 | 1684 | 671 | 2568 | 2039 | 1681 | 2296 | 2513 | 17 | 33 | 17 | 26 | 23 | 22 | 41 | 48 | 2571 | 16250 |