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 | CWOP-1 | CWOP-2 | CWOP-3 | CWOP-4 | CWOP-5 | CWOP-6 | CWOP-7 | 5th | FIRST | 4th | 2nd | 6th | 7th | 8th | 3rd | other | Total |
| 2019 | 11 | 13 | 09 | 850 | 1004 | 1976 | 2239 | 1770 | 1023 | 3123 | 36 | 83 | 7 | 0 | 66 | 8 | 1 | 0 | 2051 | 14237 |
| 2019 | 11 | 13 | 08 | 878 | 993 | 1867 | 2517 | 1927 | 1004 | 2779 | 67 | 73 | 9 | 0 | 62 | 7 | 1 | 0 | 2027 | 14211 |
| 2019 | 11 | 13 | 07 | 885 | 944 | 1970 | 2628 | 1786 | 1021 | 2718 | 55 | 106 | 7 | 0 | 55 | 7 | 1 | 0 | 1998 | 14181 |
| 2019 | 11 | 13 | 06 | 944 | 938 | 2170 | 2455 | 1483 | 1002 | 2943 | 57 | 101 | 6 | 0 | 50 | 7 | 1 | 0 | 1996 | 14153 |
| 2019 | 11 | 13 | 05 | 917 | 971 | 2246 | 2705 | 1580 | 991 | 2506 | 44 | 105 | 8 | 0 | 55 | 7 | 1 | 0 | 1995 | 14131 |
| 2019 | 11 | 13 | 04 | 917 | 960 | 2050 | 2614 | 1718 | 1010 | 2632 | 56 | 86 | 8 | 0 | 56 | 5 | 1 | 0 | 1994 | 14107 |
| 2019 | 11 | 13 | 03 | 880 | 974 | 1598 | 2329 | 2182 | 984 | 2932 | 44 | 107 | 7 | 0 | 65 | 5 | 1 | 0 | 1974 | 14082 |
| 2019 | 11 | 13 | 02 | 874 | 1005 | 1992 | 2541 | 1754 | 1039 | 2626 | 60 | 92 | 9 | 0 | 64 | 6 | 1 | 0 | 1960 | 14023 |
| 2019 | 11 | 13 | 01 | 842 | 962 | 2338 | 1938 | 1753 | 1025 | 2897 | 48 | 75 | 6 | 0 | 70 | 4 | 1 | 0 | 1948 | 13907 |
| 2019 | 11 | 13 | 00 | 888 | 1029 | 1576 | 1876 | 1537 | 1058 | 4167 | 53 | 96 | 8 | 0 | 62 | 7 | 1 | 0 | 2097 | 14455 |
| 2019 | 11 | 12 | 23 | 891 | 993 | 2780 | 2223 | 2283 | 1012 | 1944 | 61 | 87 | 8 | 0 | 68 | 6 | 1 | 0 | 2084 | 14441 |
| 2019 | 11 | 12 | 22 | 915 | 956 | 1795 | 2777 | 1625 | 956 | 3093 | 47 | 96 | 7 | 0 | 70 | 5 | 1 | 0 | 2085 | 14428 |
| 2019 | 11 | 12 | 21 | 873 | 925 | 3040 | 1908 | 1548 | 1078 | 2732 | 69 | 90 | 9 | 0 | 53 | 7 | 1 | 0 | 2081 | 14414 |
| 2019 | 11 | 12 | 20 | 875 | 943 | 1860 | 2162 | 2157 | 1045 | 3046 | 56 | 101 | 7 | 0 | 54 | 7 | 1 | 0 | 2079 | 14393 |
| 2019 | 11 | 12 | 19 | 890 | 935 | 1902 | 2634 | 2040 | 1029 | 2655 | 46 | 89 | 7 | 0 | 64 | 6 | 1 | 0 | 2081 | 14379 |
| 2019 | 11 | 12 | 18 | 890 | 1007 | 2172 | 2103 | 2000 | 1042 | 2852 | 70 | 72 | 8 | 0 | 57 | 6 | 1 | 0 | 2080 | 14360 |
| 2019 | 11 | 12 | 17 | 895 | 961 | 2267 | 2858 | 1683 | 1034 | 2351 | 43 | 109 | 7 | 0 | 56 | 6 | 1 | 0 | 2072 | 14343 |
| 2019 | 11 | 12 | 16 | 927 | 972 | 1807 | 2802 | 1741 | 1065 | 2718 | 52 | 114 | 6 | 0 | 58 | 7 | 1 | 0 | 2052 | 14322 |
| 2019 | 11 | 12 | 15 | 894 | 991 | 2139 | 2247 | 1921 | 1039 | 2790 | 49 | 83 | 6 | 0 | 75 | 7 | 1 | 0 | 2062 | 14304 |
| 2019 | 11 | 12 | 14 | 906 | 953 | 2259 | 2574 | 1702 | 1041 | 2571 | 52 | 95 | 9 | 0 | 74 | 6 | 1 | 0 | 2036 | 14279 |
| 2019 | 11 | 12 | 13 | 909 | 977 | 2010 | 2723 | 1727 | 1032 | 2601 | 62 | 90 | 7 | 0 | 65 | 8 | 1 | 0 | 2038 | 14250 |
| 2019 | 11 | 12 | 12 | 897 | 939 | 2003 | 2823 | 2127 | 1047 | 2137 | 65 | 78 | 8 | 0 | 65 | 7 | 1 | 0 | 2035 | 14232 |
| 2019 | 11 | 12 | 11 | 868 | 953 | 2166 | 2419 | 1814 | 1046 | 2698 | 52 | 100 | 7 | 0 | 49 | 5 | 1 | 0 | 2041 | 14219 |
| 2019 | 11 | 12 | 10 | 917 | 958 | 1959 | 2586 | 1743 | 990 | 2796 | 45 | 98 | 10 | 0 | 76 | 8 | 1 | 0 | 2019 | 14206 |
| 2019 | 11 | 12 | 09 | 900 | 960 | 2077 | 2765 | 1881 | 1002 | 2356 | 62 | 107 | 7 | 0 | 57 | 6 | 1 | 0 | 2011 | 14192 |
| 2019 | 11 | 12 | 08 | 842 | 1014 | 1704 | 2702 | 1780 | 1031 | 2848 | 49 | 127 | 8 | 0 | 60 | 9 | 1 | 0 | 1988 | 14163 |
| 2019 | 11 | 12 | 07 | 941 | 953 | 1807 | 2747 | 1961 | 984 | 2520 | 55 | 97 | 6 | 0 | 69 | 9 | 1 | 0 | 1996 | 14146 |
| 2019 | 11 | 12 | 06 | 906 | 954 | 1963 | 3284 | 1657 | 1054 | 2071 | 50 | 101 | 7 | 0 | 51 | 7 | 1 | 0 | 2016 | 14122 |
| 2019 | 11 | 12 | 05 | 830 | 965 | 1978 | 2359 | 1929 | 1008 | 2793 | 57 | 100 | 8 | 0 | 55 | 9 | 1 | 0 | 1994 | 14086 |
| 2019 | 11 | 12 | 04 | 900 | 866 | 2128 | 1489 | 2379 | 1019 | 3064 | 63 | 89 | 7 | 0 | 65 | 9 | 1 | 0 | 1979 | 14058 |
| 2019 | 11 | 12 | 03 | 898 | 939 | 1682 | 2589 | 1996 | 1091 | 2629 | 52 | 98 | 5 | 0 | 56 | 10 | 1 | 0 | 1976 | 14022 |
| 2019 | 11 | 12 | 02 | 871 | 976 | 1762 | 2364 | 1566 | 979 | 3267 | 41 | 110 | 8 | 0 | 53 | 8 | 1 | 0 | 1967 | 13973 |
| 2019 | 11 | 12 | 01 | 857 | 949 | 1880 | 3058 | 1949 | 1028 | 1999 | 55 | 103 | 7 | 0 | 52 | 7 | 1 | 0 | 1932 | 13877 |
| 2019 | 11 | 12 | 00 | 902 | 929 | 2546 | 2775 | 1439 | 1025 | 2454 | 55 | 102 | 9 | 0 | 61 | 11 | 1 | 0 | 2078 | 14387 |
| 2019 | 11 | 11 | 23 | 871 | 931 | 2419 | 2155 | 1681 | 1053 | 2953 | 50 | 108 | 8 | 0 | 57 | 10 | 1 | 0 | 2078 | 14375 |
| 2019 | 11 | 11 | 22 | 904 | 994 | 2206 | 2089 | 1759 | 1037 | 3057 | 52 | 92 | 7 | 0 | 61 | 10 | 1 | 0 | 2085 | 14354 |
| 2019 | 11 | 11 | 21 | 872 | 953 | 2069 | 1790 | 2195 | 1093 | 3072 | 58 | 89 | 8 | 0 | 74 | 9 | 1 | 0 | 2054 | 14337 |
| 2019 | 11 | 11 | 20 | 854 | 978 | 2458 | 2080 | 1655 | 1058 | 2951 | 71 | 91 | 8 | 0 | 45 | 8 | 1 | 0 | 2070 | 14328 |
| 2019 | 11 | 11 | 19 | 880 | 985 | 1764 | 2279 | 1890 | 1001 | 3221 | 53 | 72 | 7 | 0 | 61 | 9 | 1 | 0 | 2086 | 14309 |
| 2019 | 11 | 11 | 18 | 858 | 972 | 1948 | 1880 | 2212 | 1070 | 3068 | 46 | 113 | 6 | 0 | 65 | 8 | 1 | 0 | 2050 | 14297 |
| 2019 | 11 | 11 | 17 | 802 | 929 | 2337 | 2209 | 2169 | 1040 | 2509 | 69 | 76 | 4 | 0 | 61 | 8 | 1 | 0 | 2066 | 14280 |
| 2019 | 11 | 11 | 16 | 926 | 950 | 1744 | 3018 | 1716 | 1078 | 2558 | 60 | 81 | 5 | 0 | 78 | 9 | 1 | 0 | 2045 | 14269 |
| 2019 | 11 | 11 | 15 | 849 | 952 | 1978 | 2148 | 2548 | 1071 | 2420 | 44 | 104 | 8 | 0 | 64 | 9 | 1 | 0 | 2045 | 14241 |
| 2019 | 11 | 11 | 14 | 873 | 1000 | 2044 | 2341 | 1918 | 980 | 2794 | 49 | 98 | 6 | 0 | 57 | 8 | 1 | 0 | 2052 | 14221 |
| 2019 | 11 | 11 | 13 | 872 | 960 | 1836 | 2420 | 2166 | 1026 | 2658 | 63 | 89 | 9 | 0 | 79 | 9 | 1 | 0 | 2012 | 14200 |
| 2019 | 11 | 11 | 12 | 889 | 954 | 1767 | 2816 | 1487 | 1037 | 2973 | 40 | 120 | 7 | 0 | 65 | 9 | 1 | 0 | 2014 | 14179 |
| 2019 | 11 | 11 | 11 | 893 | 1004 | 1416 | 2551 | 2065 | 1048 | 2927 | 57 | 91 | 5 | 0 | 59 | 9 | 1 | 0 | 2030 | 14156 |
| 2019 | 11 | 11 | 10 | 843 | 961 | 2077 | 2457 | 2069 | 1051 | 2437 | 64 | 80 | 7 | 0 | 64 | 9 | 1 | 0 | 2023 | 14143 |