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 | 03 | 08 | 06 | 1482 | 536 | 1911 | 1962 | 2202 | 2456 | 2916 | 20 | 30 | 27 | 29 | 34 | 31 | 39 | 44 | 2224 | 15943 |
| 2025 | 03 | 08 | 05 | 1482 | 537 | 1963 | 1961 | 2589 | 2044 | 2890 | 29 | 32 | 43 | 32 | 27 | 34 | 30 | 40 | 2195 | 15928 |
| 2025 | 03 | 08 | 04 | 1482 | 537 | 2069 | 2160 | 2096 | 2898 | 2217 | 25 | 27 | 40 | 21 | 29 | 34 | 40 | 45 | 2198 | 15918 |
| 2025 | 03 | 08 | 03 | 1481 | 537 | 2009 | 1838 | 2131 | 2729 | 2724 | 22 | 27 | 38 | 32 | 23 | 34 | 25 | 54 | 2189 | 15893 |
| 2025 | 03 | 08 | 02 | 1480 | 537 | 2839 | 1771 | 2397 | 2237 | 2171 | 23 | 33 | 30 | 29 | 33 | 39 | 29 | 41 | 2166 | 15855 |
| 2025 | 03 | 08 | 01 | 1477 | 537 | 2197 | 1944 | 2226 | 2535 | 2478 | 21 | 36 | 34 | 30 | 23 | 33 | 36 | 43 | 2129 | 15779 |
| 2025 | 03 | 08 | 00 | 1485 | 539 | 1584 | 1966 | 2945 | 2589 | 2513 | 29 | 29 | 45 | 21 | 29 | 36 | 39 | 46 | 2337 | 16232 |
| 2025 | 03 | 07 | 23 | 1485 | 538 | 1761 | 2009 | 2513 | 2142 | 3165 | 33 | 34 | 32 | 35 | 22 | 30 | 32 | 51 | 2336 | 16218 |
| 2025 | 03 | 07 | 22 | 1484 | 538 | 2037 | 2019 | 2308 | 2893 | 2329 | 29 | 22 | 35 | 31 | 23 | 28 | 35 | 55 | 2343 | 16209 |
| 2025 | 03 | 07 | 21 | 1484 | 538 | 2019 | 2084 | 2431 | 2463 | 2587 | 19 | 24 | 36 | 29 | 32 | 34 | 43 | 39 | 2338 | 16200 |
| 2025 | 03 | 07 | 20 | 1483 | 537 | 1869 | 1774 | 2009 | 2491 | 3433 | 29 | 24 | 33 | 31 | 22 | 37 | 30 | 45 | 2345 | 16192 |
| 2025 | 03 | 07 | 19 | 1485 | 536 | 2143 | 2296 | 1860 | 2582 | 2680 | 27 | 23 | 32 | 41 | 25 | 34 | 34 | 52 | 2326 | 16176 |
| 2025 | 03 | 07 | 18 | 1485 | 536 | 1702 | 1985 | 3070 | 2521 | 2281 | 30 | 26 | 38 | 24 | 28 | 39 | 41 | 41 | 2319 | 16166 |
| 2025 | 03 | 07 | 17 | 1486 | 537 | 1732 | 2139 | 2383 | 2233 | 3062 | 19 | 29 | 37 | 31 | 22 | 26 | 47 | 45 | 2325 | 16153 |
| 2025 | 03 | 07 | 16 | 1484 | 537 | 2330 | 1758 | 2447 | 1974 | 3032 | 28 | 30 | 32 | 38 | 26 | 36 | 28 | 47 | 2310 | 16137 |
| 2025 | 03 | 07 | 15 | 1482 | 537 | 1711 | 1970 | 2150 | 2972 | 2728 | 30 | 29 | 32 | 26 | 30 | 30 | 33 | 55 | 2306 | 16121 |
| 2025 | 03 | 07 | 14 | 1484 | 537 | 2064 | 1783 | 2579 | 2117 | 2978 | 22 | 37 | 36 | 34 | 26 | 24 | 32 | 56 | 2296 | 16105 |
| 2025 | 03 | 07 | 13 | 1484 | 537 | 1854 | 1723 | 2689 | 2162 | 3085 | 29 | 26 | 31 | 36 | 31 | 34 | 33 | 31 | 2302 | 16087 |
| 2025 | 03 | 07 | 12 | 1480 | 536 | 2417 | 1606 | 1708 | 2887 | 2892 | 25 | 27 | 33 | 36 | 23 | 41 | 33 | 48 | 2276 | 16068 |
| 2025 | 03 | 07 | 11 | 1482 | 535 | 2251 | 1780 | 2101 | 2574 | 2791 | 30 | 31 | 31 | 28 | 25 | 31 | 43 | 48 | 2267 | 16048 |
| 2025 | 03 | 07 | 10 | 1484 | 537 | 2403 | 1762 | 2399 | 2699 | 2224 | 23 | 27 | 34 | 35 | 25 | 22 | 46 | 45 | 2265 | 16030 |
| 2025 | 03 | 07 | 09 | 1484 | 537 | 2313 | 1607 | 1755 | 2766 | 3041 | 24 | 35 | 42 | 34 | 26 | 29 | 33 | 39 | 2246 | 16011 |
| 2025 | 03 | 07 | 08 | 1483 | 537 | 1717 | 1733 | 2482 | 2803 | 2733 | 23 | 34 | 30 | 30 | 26 | 36 | 49 | 49 | 2228 | 15993 |
| 2025 | 03 | 07 | 07 | 1484 | 537 | 2014 | 1980 | 2949 | 2380 | 2143 | 24 | 19 | 36 | 38 | 16 | 27 | 48 | 53 | 2225 | 15973 |
| 2025 | 03 | 07 | 06 | 1483 | 537 | 1867 | 2098 | 2482 | 2643 | 2368 | 29 | 23 | 41 | 36 | 26 | 28 | 34 | 48 | 2211 | 15954 |
| 2025 | 03 | 07 | 05 | 1485 | 537 | 1980 | 1873 | 2332 | 2212 | 3049 | 28 | 20 | 33 | 38 | 21 | 33 | 35 | 48 | 2207 | 15931 |
| 2025 | 03 | 07 | 04 | 1484 | 537 | 2411 | 1832 | 2363 | 2554 | 2284 | 30 | 28 | 30 | 30 | 29 | 31 | 36 | 47 | 2175 | 15901 |
| 2025 | 03 | 07 | 03 | 1480 | 535 | 1610 | 1726 | 2561 | 2798 | 2743 | 27 | 30 | 31 | 44 | 29 | 26 | 41 | 41 | 2162 | 15884 |
| 2025 | 03 | 07 | 02 | 1479 | 535 | 2084 | 2032 | 2374 | 2635 | 2303 | 35 | 21 | 31 | 28 | 35 | 23 | 44 | 43 | 2152 | 15854 |
| 2025 | 03 | 07 | 01 | 1481 | 536 | 1948 | 1692 | 2010 | 2952 | 2789 | 28 | 33 | 37 | 29 | 21 | 28 | 34 | 51 | 2105 | 15774 |
| 2025 | 03 | 07 | 00 | 1487 | 540 | 2716 | 1819 | 2026 | 2101 | 2941 | 26 | 28 | 35 | 36 | 30 | 30 | 32 | 49 | 2319 | 16215 |
| 2025 | 03 | 06 | 23 | 1486 | 540 | 2432 | 1956 | 1950 | 2855 | 2408 | 21 | 27 | 28 | 35 | 26 | 37 | 38 | 43 | 2316 | 16198 |
| 2025 | 03 | 06 | 22 | 1486 | 540 | 2551 | 1755 | 2644 | 1790 | 2850 | 19 | 37 | 32 | 34 | 25 | 40 | 40 | 37 | 2302 | 16182 |
| 2025 | 03 | 06 | 21 | 1486 | 540 | 2067 | 2132 | 2339 | 2489 | 2558 | 17 | 30 | 40 | 31 | 25 | 33 | 29 | 55 | 2305 | 16176 |
| 2025 | 03 | 06 | 20 | 1485 | 540 | 1653 | 1922 | 2181 | 2983 | 2842 | 29 | 34 | 36 | 29 | 24 | 27 | 36 | 53 | 2295 | 16169 |
| 2025 | 03 | 06 | 19 | 1482 | 539 | 2056 | 1892 | 2376 | 2024 | 3234 | 30 | 20 | 35 | 26 | 26 | 35 | 33 | 49 | 2303 | 16160 |
| 2025 | 03 | 06 | 18 | 1483 | 539 | 2093 | 1893 | 2428 | 2800 | 2356 | 20 | 29 | 30 | 32 | 27 | 40 | 41 | 43 | 2296 | 16150 |
| 2025 | 03 | 06 | 17 | 1480 | 538 | 2121 | 2054 | 2011 | 2212 | 3166 | 16 | 31 | 31 | 25 | 36 | 39 | 26 | 51 | 2301 | 16138 |
| 2025 | 03 | 06 | 16 | 1480 | 538 | 1872 | 1825 | 2995 | 1880 | 2984 | 30 | 26 | 32 | 28 | 34 | 31 | 42 | 39 | 2289 | 16125 |
| 2025 | 03 | 06 | 15 | 1481 | 538 | 2285 | 1996 | 2916 | 2151 | 2198 | 29 | 31 | 35 | 32 | 24 | 24 | 42 | 42 | 2282 | 16106 |
| 2025 | 03 | 06 | 14 | 1480 | 539 | 1845 | 1762 | 3277 | 2202 | 2454 | 25 | 25 | 48 | 28 | 27 | 38 | 34 | 42 | 2266 | 16092 |
| 2025 | 03 | 06 | 13 | 1481 | 539 | 1986 | 2273 | 2524 | 2294 | 2447 | 27 | 29 | 32 | 29 | 32 | 30 | 40 | 42 | 2269 | 16074 |
| 2025 | 03 | 06 | 12 | 1482 | 539 | 2717 | 1611 | 2056 | 3024 | 2107 | 19 | 25 | 31 | 28 | 30 | 32 | 40 | 56 | 2256 | 16053 |
| 2025 | 03 | 06 | 11 | 1482 | 538 | 2586 | 1869 | 2666 | 2028 | 2356 | 27 | 26 | 33 | 26 | 34 | 24 | 32 | 55 | 2256 | 16038 |
| 2025 | 03 | 06 | 10 | 1483 | 538 | 2171 | 2084 | 2550 | 2065 | 2632 | 31 | 30 | 29 | 30 | 19 | 36 | 48 | 44 | 2241 | 16031 |
| 2025 | 03 | 06 | 09 | 1482 | 539 | 1811 | 1978 | 2587 | 2725 | 2393 | 24 | 26 | 31 | 38 | 32 | 28 | 30 | 49 | 2241 | 16014 |
| 2025 | 03 | 06 | 08 | 1480 | 539 | 2410 | 1706 | 1843 | 2153 | 3369 | 25 | 26 | 38 | 36 | 36 | 35 | 30 | 40 | 2223 | 15989 |
| 2025 | 03 | 06 | 07 | 1480 | 538 | 2619 | 1866 | 2121 | 2452 | 2416 | 19 | 31 | 36 | 33 | 24 | 27 | 35 | 56 | 2213 | 15966 |