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 | 12 | 25 | 08 | 1566 | 608 | 2211 | 1563 | 1784 | 2963 | 2598 | 21 | 30 | 24 | 32 | 25 | 39 | 32 | 39 | 2239 | 15774 |
| 2025 | 12 | 25 | 07 | 1568 | 607 | 1889 | 1917 | 2240 | 2421 | 2632 | 18 | 21 | 37 | 28 | 24 | 23 | 37 | 37 | 2243 | 15742 |
| 2025 | 12 | 25 | 06 | 1567 | 606 | 1918 | 1696 | 2716 | 2490 | 2279 | 35 | 20 | 25 | 28 | 31 | 19 | 36 | 48 | 2210 | 15724 |
| 2025 | 12 | 25 | 05 | 1570 | 606 | 2300 | 1669 | 2500 | 2524 | 2083 | 23 | 26 | 32 | 25 | 18 | 39 | 31 | 37 | 2214 | 15697 |
| 2025 | 12 | 25 | 04 | 1570 | 606 | 2870 | 1693 | 1758 | 2449 | 2302 | 26 | 27 | 22 | 25 | 29 | 34 | 38 | 45 | 2182 | 15676 |
| 2025 | 12 | 25 | 03 | 1568 | 606 | 1537 | 2245 | 1855 | 1971 | 3459 | 21 | 35 | 28 | 27 | 26 | 31 | 32 | 42 | 2172 | 15655 |
| 2025 | 12 | 25 | 02 | 1563 | 604 | 1710 | 1922 | 1957 | 3037 | 2424 | 22 | 30 | 27 | 24 | 28 | 29 | 24 | 50 | 2163 | 15614 |
| 2025 | 12 | 25 | 01 | 1563 | 604 | 1698 | 1558 | 2341 | 2324 | 3092 | 28 | 33 | 23 | 30 | 24 | 25 | 31 | 34 | 2154 | 15562 |
| 2025 | 12 | 25 | 00 | 1575 | 612 | 2471 | 2037 | 2187 | 2167 | 2382 | 23 | 25 | 24 | 27 | 41 | 31 | 29 | 36 | 2362 | 16029 |
| 2025 | 12 | 24 | 23 | 1575 | 611 | 1550 | 1892 | 2564 | 2671 | 2566 | 24 | 23 | 34 | 31 | 28 | 32 | 27 | 40 | 2353 | 16021 |
| 2025 | 12 | 24 | 22 | 1574 | 610 | 1987 | 1988 | 2187 | 3032 | 2047 | 26 | 31 | 29 | 29 | 31 | 30 | 26 | 38 | 2350 | 16015 |
| 2025 | 12 | 24 | 21 | 1574 | 611 | 1861 | 1921 | 2477 | 1797 | 3184 | 20 | 33 | 36 | 28 | 21 | 25 | 30 | 46 | 2348 | 16012 |
| 2025 | 12 | 24 | 20 | 1575 | 610 | 2105 | 1842 | 3118 | 1902 | 2263 | 22 | 24 | 26 | 35 | 34 | 35 | 30 | 37 | 2344 | 16002 |
| 2025 | 12 | 24 | 19 | 1576 | 610 | 2871 | 1840 | 1768 | 2247 | 2493 | 25 | 32 | 36 | 22 | 26 | 27 | 39 | 28 | 2346 | 15986 |
| 2025 | 12 | 24 | 18 | 1573 | 610 | 2087 | 1906 | 2796 | 2147 | 2283 | 23 | 20 | 29 | 33 | 21 | 37 | 33 | 37 | 2342 | 15977 |
| 2025 | 12 | 24 | 17 | 1573 | 611 | 2261 | 1947 | 2170 | 2497 | 2336 | 23 | 38 | 21 | 31 | 27 | 34 | 36 | 38 | 2324 | 15967 |
| 2025 | 12 | 24 | 16 | 1572 | 611 | 2498 | 1706 | 1795 | 1981 | 3228 | 21 | 20 | 33 | 36 | 21 | 23 | 42 | 43 | 2326 | 15956 |
| 2025 | 12 | 24 | 15 | 1575 | 609 | 2030 | 2070 | 2114 | 2132 | 2847 | 24 | 21 | 33 | 35 | 24 | 31 | 32 | 37 | 2317 | 15931 |
| 2025 | 12 | 24 | 14 | 1572 | 609 | 1958 | 1922 | 3017 | 2327 | 1968 | 21 | 25 | 33 | 38 | 22 | 30 | 31 | 34 | 2317 | 15924 |
| 2025 | 12 | 24 | 13 | 1573 | 610 | 2094 | 1840 | 2427 | 2498 | 2323 | 28 | 13 | 35 | 33 | 28 | 29 | 30 | 34 | 2312 | 15907 |
| 2025 | 12 | 24 | 12 | 1574 | 610 | 2199 | 1798 | 2287 | 2390 | 2500 | 29 | 26 | 29 | 29 | 26 | 38 | 30 | 28 | 2304 | 15897 |
| 2025 | 12 | 24 | 11 | 1574 | 610 | 2085 | 1682 | 2586 | 2544 | 2272 | 26 | 21 | 35 | 25 | 19 | 32 | 32 | 46 | 2293 | 15882 |
| 2025 | 12 | 24 | 10 | 1575 | 610 | 2463 | 1473 | 2684 | 1631 | 2908 | 30 | 23 | 25 | 39 | 24 | 29 | 30 | 41 | 2240 | 15825 |
| 2025 | 12 | 24 | 09 | 1570 | 609 | 2152 | 1750 | 1918 | 2999 | 2335 | 26 | 27 | 28 | 28 | 28 | 38 | 25 | 44 | 2223 | 15800 |
| 2025 | 12 | 24 | 08 | 1570 | 609 | 2135 | 1974 | 2150 | 2610 | 2279 | 26 | 27 | 37 | 30 | 16 | 35 | 30 | 46 | 2210 | 15784 |
| 2025 | 12 | 24 | 07 | 1574 | 608 | 2005 | 1697 | 2195 | 2480 | 2751 | 24 | 24 | 25 | 29 | 21 | 30 | 30 | 43 | 2220 | 15756 |
| 2025 | 12 | 24 | 06 | 1572 | 607 | 2171 | 1909 | 2210 | 2105 | 2730 | 19 | 24 | 26 | 26 | 25 | 37 | 33 | 50 | 2182 | 15726 |
| 2025 | 12 | 24 | 05 | 1572 | 607 | 2058 | 1809 | 1843 | 2614 | 2783 | 30 | 26 | 29 | 36 | 24 | 30 | 31 | 33 | 2180 | 15705 |
| 2025 | 12 | 24 | 04 | 1572 | 607 | 1960 | 1750 | 2747 | 2780 | 1858 | 24 | 21 | 25 | 26 | 20 | 32 | 42 | 36 | 2178 | 15678 |
| 2025 | 12 | 24 | 03 | 1570 | 607 | 2215 | 1947 | 2234 | 2888 | 1806 | 28 | 23 | 29 | 18 | 31 | 27 | 31 | 47 | 2155 | 15656 |
| 2025 | 12 | 24 | 02 | 1569 | 607 | 2322 | 1744 | 2668 | 1674 | 2664 | 27 | 22 | 30 | 29 | 29 | 22 | 23 | 48 | 2148 | 15626 |
| 2025 | 12 | 24 | 01 | 1566 | 606 | 1641 | 2235 | 2555 | 2338 | 2273 | 27 | 20 | 33 | 24 | 33 | 24 | 24 | 47 | 2104 | 15550 |
| 2025 | 12 | 24 | 00 | 1573 | 611 | 1773 | 1886 | 1887 | 2686 | 3030 | 23 | 31 | 30 | 35 | 23 | 31 | 33 | 32 | 2296 | 15980 |
| 2025 | 12 | 23 | 23 | 1575 | 608 | 1824 | 1601 | 2785 | 1869 | 3203 | 22 | 32 | 27 | 33 | 30 | 27 | 30 | 27 | 2279 | 15972 |
| 2025 | 12 | 23 | 22 | 1572 | 609 | 2561 | 1776 | 2179 | 2097 | 2665 | 22 | 32 | 27 | 33 | 30 | 27 | 30 | 27 | 2278 | 15965 |
| 2025 | 12 | 23 | 21 | 1569 | 611 | 1995 | 2091 | 2103 | 2105 | 2962 | 26 | 31 | 23 | 34 | 30 | 27 | 22 | 36 | 2296 | 15961 |
| 2025 | 12 | 23 | 20 | 1571 | 612 | 2339 | 1557 | 2363 | 2398 | 2591 | 23 | 24 | 28 | 34 | 17 | 28 | 37 | 39 | 2288 | 15949 |
| 2025 | 12 | 23 | 19 | 1572 | 612 | 2304 | 1931 | 2580 | 1870 | 2553 | 17 | 27 | 23 | 31 | 34 | 29 | 30 | 37 | 2289 | 15939 |
| 2025 | 12 | 23 | 18 | 1570 | 612 | 1842 | 1871 | 2452 | 2627 | 2442 | 28 | 18 | 20 | 22 | 44 | 25 | 40 | 36 | 2278 | 15927 |
| 2025 | 12 | 23 | 17 | 1569 | 611 | 1708 | 1795 | 2378 | 2710 | 2629 | 23 | 30 | 32 | 21 | 27 | 29 | 39 | 34 | 2276 | 15911 |
| 2025 | 12 | 23 | 16 | 1566 | 611 | 2232 | 2129 | 2158 | 2346 | 2350 | 16 | 32 | 21 | 39 | 21 | 29 | 40 | 33 | 2270 | 15893 |
| 2025 | 12 | 23 | 15 | 1568 | 611 | 2344 | 1837 | 2003 | 2281 | 2732 | 14 | 24 | 23 | 25 | 32 | 37 | 31 | 44 | 2267 | 15873 |
| 2025 | 12 | 23 | 14 | 1569 | 611 | 2707 | 2037 | 1991 | 2214 | 2246 | 24 | 26 | 26 | 35 | 17 | 23 | 47 | 29 | 2259 | 15861 |
| 2025 | 12 | 23 | 13 | 1568 | 608 | 1679 | 1864 | 2061 | 2728 | 2850 | 18 | 32 | 28 | 28 | 19 | 27 | 32 | 45 | 2259 | 15846 |
| 2025 | 12 | 23 | 12 | 1567 | 609 | 2308 | 2367 | 1541 | 3024 | 1937 | 19 | 26 | 28 | 22 | 29 | 33 | 43 | 37 | 2240 | 15830 |
| 2025 | 12 | 23 | 11 | 1567 | 610 | 2204 | 1824 | 1841 | 3053 | 2245 | 26 | 29 | 19 | 28 | 28 | 29 | 32 | 36 | 2242 | 15813 |
| 2025 | 12 | 23 | 10 | 1566 | 610 | 1695 | 1901 | 2001 | 2381 | 3181 | 29 | 35 | 20 | 29 | 19 | 30 | 37 | 34 | 2229 | 15797 |
| 2025 | 12 | 23 | 09 | 1565 | 610 | 1743 | 1726 | 2490 | 2181 | 3009 | 22 | 30 | 26 | 31 | 28 | 30 | 34 | 34 | 2219 | 15778 |