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 | 04 | 26 | 22 | 1629 | 664 | 2233 | 1847 | 2673 | 2054 | 2324 | 26 | 29 | 31 | 30 | 27 | 40 | 34 | 38 | 2494 | 16173 |
| 2026 | 04 | 26 | 21 | 1629 | 664 | 2072 | 1556 | 2121 | 2941 | 2437 | 33 | 29 | 32 | 27 | 25 | 41 | 28 | 44 | 2483 | 16162 |
| 2026 | 04 | 26 | 20 | 1628 | 664 | 2275 | 2132 | 1903 | 2590 | 2220 | 27 | 28 | 28 | 35 | 19 | 30 | 37 | 49 | 2485 | 16150 |
| 2026 | 04 | 26 | 19 | 1628 | 664 | 2411 | 1860 | 2351 | 2164 | 2329 | 25 | 26 | 29 | 35 | 27 | 36 | 32 | 46 | 2474 | 16137 |
| 2026 | 04 | 26 | 18 | 1625 | 664 | 1952 | 1957 | 2433 | 2372 | 2397 | 23 | 25 | 32 | 29 | 25 | 27 | 37 | 51 | 2473 | 16122 |
| 2026 | 04 | 26 | 17 | 1624 | 663 | 1822 | 2018 | 1910 | 3177 | 2177 | 41 | 18 | 24 | 31 | 17 | 37 | 36 | 45 | 2474 | 16114 |
| 2026 | 04 | 26 | 16 | 1625 | 662 | 2244 | 1661 | 2059 | 2066 | 3069 | 21 | 29 | 31 | 27 | 30 | 44 | 27 | 49 | 2457 | 16101 |
| 2026 | 04 | 26 | 15 | 1625 | 662 | 1752 | 2090 | 2531 | 2522 | 2201 | 30 | 20 | 29 | 34 | 22 | 34 | 39 | 47 | 2447 | 16085 |
| 2026 | 04 | 26 | 14 | 1624 | 663 | 2032 | 1929 | 2288 | 2690 | 2154 | 29 | 22 | 24 | 28 | 32 | 31 | 29 | 49 | 2448 | 16072 |
| 2026 | 04 | 26 | 13 | 1624 | 662 | 2213 | 1726 | 1876 | 1862 | 3410 | 23 | 20 | 30 | 35 | 24 | 41 | 33 | 44 | 2429 | 16052 |
| 2026 | 04 | 26 | 12 | 1625 | 662 | 2196 | 1524 | 2158 | 2077 | 3122 | 29 | 29 | 32 | 28 | 27 | 32 | 35 | 39 | 2419 | 16034 |
| 2026 | 04 | 26 | 11 | 1624 | 662 | 2278 | 1873 | 1882 | 2901 | 2135 | 26 | 18 | 32 | 33 | 21 | 39 | 36 | 56 | 2407 | 16023 |
| 2026 | 04 | 26 | 10 | 1625 | 661 | 2225 | 1886 | 2645 | 1733 | 2575 | 22 | 37 | 29 | 30 | 27 | 35 | 32 | 42 | 2400 | 16004 |
| 2026 | 04 | 26 | 09 | 1622 | 662 | 2654 | 1734 | 1953 | 2570 | 2146 | 29 | 29 | 27 | 28 | 28 | 35 | 42 | 40 | 2385 | 15984 |
| 2026 | 04 | 26 | 08 | 1627 | 660 | 2311 | 1543 | 2086 | 2063 | 3041 | 17 | 23 | 27 | 30 | 28 | 29 | 42 | 59 | 2377 | 15963 |
| 2026 | 04 | 26 | 07 | 1623 | 660 | 2574 | 1663 | 1844 | 2275 | 2686 | 28 | 24 | 31 | 34 | 35 | 27 | 28 | 54 | 2352 | 15938 |
| 2026 | 04 | 26 | 06 | 1625 | 659 | 2395 | 1714 | 2181 | 2171 | 2560 | 23 | 20 | 34 | 33 | 22 | 32 | 33 | 61 | 2348 | 15911 |
| 2026 | 04 | 26 | 05 | 1624 | 659 | 2895 | 1434 | 2122 | 2152 | 2411 | 28 | 33 | 33 | 28 | 22 | 31 | 37 | 41 | 2334 | 15884 |
| 2026 | 04 | 26 | 04 | 1622 | 659 | 2413 | 1785 | 2052 | 2096 | 2661 | 22 | 31 | 28 | 26 | 28 | 33 | 30 | 47 | 2324 | 15857 |
| 2026 | 04 | 26 | 03 | 1618 | 658 | 2805 | 1837 | 2130 | 1959 | 2263 | 28 | 25 | 34 | 29 | 31 | 33 | 31 | 43 | 2306 | 15830 |
| 2026 | 04 | 26 | 02 | 1620 | 658 | 1953 | 1662 | 2247 | 3066 | 2053 | 27 | 22 | 35 | 27 | 35 | 25 | 30 | 50 | 2288 | 15798 |
| 2026 | 04 | 26 | 01 | 1622 | 658 | 1765 | 1700 | 2080 | 2617 | 2788 | 21 | 23 | 35 | 46 | 18 | 32 | 27 | 51 | 2247 | 15730 |
| 2026 | 04 | 26 | 00 | 1628 | 663 | 2433 | 1587 | 2540 | 2402 | 2182 | 32 | 27 | 30 | 47 | 28 | 30 | 26 | 41 | 2519 | 16215 |
| 2026 | 04 | 25 | 23 | 1627 | 663 | 2528 | 1887 | 1884 | 2575 | 2265 | 37 | 27 | 38 | 33 | 18 | 26 | 35 | 52 | 2513 | 16208 |
| 2026 | 04 | 25 | 22 | 1626 | 663 | 2126 | 1794 | 2399 | 2476 | 2349 | 22 | 35 | 32 | 41 | 20 | 25 | 39 | 47 | 2485 | 16179 |
| 2026 | 04 | 25 | 21 | 1626 | 663 | 2262 | 1680 | 2466 | 2060 | 2671 | 24 | 38 | 24 | 29 | 32 | 33 | 33 | 49 | 2484 | 16174 |
| 2026 | 04 | 25 | 20 | 1624 | 662 | 2450 | 1800 | 1530 | 2530 | 2813 | 18 | 38 | 36 | 38 | 23 | 24 | 28 | 48 | 2494 | 16156 |
| 2026 | 04 | 25 | 19 | 1624 | 663 | 2099 | 2313 | 1530 | 2540 | 2639 | 30 | 25 | 42 | 26 | 34 | 33 | 32 | 35 | 2482 | 16147 |
| 2026 | 04 | 25 | 18 | 1627 | 662 | 2152 | 1720 | 1834 | 2700 | 2706 | 25 | 35 | 31 | 21 | 29 | 33 | 33 | 48 | 2479 | 16135 |
| 2026 | 04 | 25 | 17 | 1626 | 662 | 2333 | 1677 | 1976 | 2171 | 2953 | 25 | 25 | 35 | 30 | 25 | 29 | 39 | 38 | 2481 | 16125 |
| 2026 | 04 | 25 | 16 | 1628 | 663 | 2033 | 2041 | 1423 | 2947 | 2656 | 23 | 24 | 25 | 31 | 37 | 27 | 35 | 49 | 2467 | 16109 |
| 2026 | 04 | 25 | 15 | 1626 | 663 | 2103 | 2145 | 1721 | 2166 | 2961 | 26 | 38 | 29 | 31 | 25 | 31 | 27 | 51 | 2456 | 16099 |
| 2026 | 04 | 25 | 14 | 1625 | 663 | 2713 | 1986 | 1915 | 2153 | 2316 | 22 | 36 | 32 | 30 | 26 | 34 | 31 | 49 | 2451 | 16082 |
| 2026 | 04 | 25 | 13 | 1626 | 662 | 2464 | 2486 | 1705 | 2298 | 2131 | 23 | 28 | 35 | 26 | 30 | 29 | 30 | 53 | 2445 | 16071 |
| 2026 | 04 | 25 | 12 | 1625 | 663 | 1395 | 1710 | 2083 | 2964 | 2915 | 23 | 32 | 27 | 44 | 29 | 34 | 33 | 36 | 2437 | 16050 |
| 2026 | 04 | 25 | 11 | 1621 | 662 | 2386 | 1811 | 1904 | 2323 | 2639 | 32 | 34 | 34 | 22 | 30 | 24 | 35 | 39 | 2439 | 16035 |
| 2026 | 04 | 25 | 10 | 1625 | 661 | 1703 | 1764 | 2594 | 2557 | 2432 | 22 | 32 | 31 | 27 | 35 | 34 | 42 | 44 | 2415 | 16018 |
| 2026 | 04 | 25 | 09 | 1625 | 662 | 2044 | 1508 | 1987 | 3286 | 2219 | 27 | 29 | 25 | 34 | 36 | 31 | 32 | 37 | 2419 | 16001 |
| 2026 | 04 | 25 | 08 | 1624 | 662 | 1824 | 1984 | 2044 | 2667 | 2523 | 23 | 27 | 29 | 31 | 27 | 33 | 30 | 54 | 2395 | 15977 |
| 2026 | 04 | 25 | 07 | 1626 | 661 | 1968 | 1880 | 2107 | 2595 | 2482 | 36 | 25 | 20 | 34 | 28 | 35 | 34 | 46 | 2375 | 15952 |
| 2026 | 04 | 25 | 06 | 1624 | 661 | 2260 | 2030 | 2186 | 1789 | 2758 | 35 | 20 | 36 | 35 | 28 | 31 | 32 | 46 | 2352 | 15923 |
| 2026 | 04 | 25 | 05 | 1621 | 662 | 1729 | 2155 | 2429 | 2170 | 2531 | 15 | 27 | 36 | 34 | 25 | 34 | 41 | 43 | 2339 | 15891 |
| 2026 | 04 | 25 | 04 | 1622 | 661 | 2292 | 1984 | 2333 | 2362 | 2032 | 22 | 34 | 29 | 30 | 24 | 33 | 41 | 42 | 2317 | 15858 |
| 2026 | 04 | 25 | 03 | 1623 | 661 | 2387 | 1700 | 1949 | 2634 | 2328 | 19 | 33 | 52 | 22 | 24 | 27 | 42 | 36 | 2290 | 15827 |
| 2026 | 04 | 25 | 02 | 1625 | 662 | 1811 | 1705 | 2555 | 2373 | 2540 | 30 | 29 | 33 | 31 | 24 | 35 | 27 | 34 | 2280 | 15794 |
| 2026 | 04 | 25 | 01 | 1622 | 662 | 2434 | 1880 | 1895 | 2321 | 2420 | 25 | 19 | 44 | 34 | 36 | 25 | 35 | 37 | 2217 | 15706 |
| 2026 | 04 | 25 | 00 | 1629 | 664 | 2435 | 1669 | 2149 | 2477 | 2423 | 17 | 38 | 39 | 40 | 29 | 30 | 30 | 35 | 2490 | 16194 |
| 2026 | 04 | 24 | 23 | 1627 | 663 | 2144 | 1854 | 2265 | 2172 | 2714 | 22 | 33 | 32 | 31 | 34 | 32 | 31 | 46 | 2486 | 16186 |