Link to Data Center Top Page , Top Page , Last Month , Next Month [Updated at 2022-06-02 07:04UT]
(The monthly data in the wdc-like format is here.)

                                      WDC for Geomagnetism, Kyoto
                                Hourly Equatorial Dst Values (PROVISIONAL)
                                           DECEMBER   2021
      unit=nT                                                                                      UT
      1   2   3   4   5   6   7   8    9  10  11  12  13  14  15  16   17  18  19  20  21  22  23  24
DAY
 1  -43 -36 -35 -40 -38 -38 -38 -35  -27 -29 -31 -30 -30 -27 -29 -30  -28 -43 -30 -36 -35 -37 -31 -35
 2  -34 -29 -26 -26 -26 -24 -24 -24  -23 -25 -24 -22 -19 -16 -14 -19  -21 -20 -22 -24 -26 -26 -25 -27
 3  -23 -21 -19 -17 -15 -12  -9  -9  -11 -15 -15 -14 -13 -13 -15 -19  -21 -14 -14 -18 -19 -17 -14 -13
 4  -13 -11 -15 -17 -14 -14 -17 -21  -23 -25 -22 -17 -17 -14 -12 -18  -18 -13  -7  -7  -6  -7 -10 -12
 5  -12 -12 -11 -13 -10  -8  -9 -12  -15 -17 -13 -10 -10  -9  -9  -8  -12 -12 -12 -15 -17 -17 -19 -24

 6  -25 -19 -15 -13  -9  -9 -11  -7   -7  -8  -9 -12 -11  -6  -4  -9  -16 -16 -14 -14 -12 -11 -10 -12
 7  -12  -8  -8  -7  -6  -5  -6  -6   -7  -6  -5  -5  -5  -5  -4  -6   -7  -6  -4  -6  -7  -5  -7  -5
 8   -3  -4  -3  -4  -2   1   0  -2   -2  -4  -6  -4  -4  -7  -7  -7   -5  -4  -3  -6  -8  -8  -8  -9
 9  -11 -13 -12 -10  -4   1  -1  -3   -3  -3  -1   1   1   2   1  -1   -1   0   0   1   1   1  -2  -1
10   -1   1   4   7   8   7   6   3    3   6   9   9   6   5   5  11   13  14  13  12  14  12  11  14

11   14  12  12  10   2   2   1   1    3   3   1   0   2   3   3   1    1   2   1   1  -3  -2  -1  -2
12   -1   0   1   1   3   4   4   4    2   1   1   2   3   3   1  -1    0   0  -1   1   3   6   9  10
13   10  10   8   5  -1  -7   0   7    5   6   4   1  -1  -1   0   0   -2   0   5   7  10   9   9   8
14   10   8   3   4   5   4   3  -1   -2  -5  -4  -1   0  -1  -3  -5   -4  -4  -5  -4  -4   1   1  -1
15    2   4   4  11  12  14  15  13    8   0 -10  -2  -2  -4  -6  -4   -8  -4   1   1  -2  -2   0   0

16   -1   2   3   1   0   1  -2  -8   -5  -7  -7 -11  -8  -5  -3  -1   -1  -2  -7  -7 -10  -7  -5  -3
17   -3  -2  -3  -3  -2  -1  -1  -3   -4  -4  -3  -3  -2  -2   1   0   -2  -3   0   0   0  -1   1   0
18    0   3   3   2   3   3   2   2    1   1   2   2   2   2   3   2    1   1   1   1   0   3   3   4
19    4   6   7   5   7   7   7   7    7   4   6   3   0   3   9  18   26  17   2 -30 -32 -31 -36 -27
20  -23 -17 -29 -32 -26 -20 -17 -14  -24 -25 -17 -16 -16 -19 -23 -27  -27 -27 -25 -22 -24 -30 -30 -28

21  -31 -28 -26 -20 -13 -12 -13 -18  -20 -18 -18 -18 -20 -19 -20 -19  -20 -19 -21 -19 -17 -15 -14 -17
22  -19 -17 -13 -11 -10 -13 -13 -15  -19 -17 -13 -14 -15 -16 -19 -20  -23 -22 -23 -23 -24 -24 -23 -20
23  -22 -20 -17 -14 -11 -10  -5  -2   -3  -8 -10 -11 -13 -11  -9  -8   -5  -7  -5  -8  -9  -7  -7  -7
24   -7  -5  -5  -4  -4  -4  -2   1    2   3   1   0   0   1   0  -3   -4  -4  -5  -6  -8  -7  -8 -14
25  -15 -11  -8  -6  -2  -3  -2   4    2  -2  -9 -10 -10  -8  -8 -14  -19 -19 -17 -16 -17 -17 -16 -14

26  -12 -11 -11 -11 -12 -12 -10  -4    0  -4 -10 -12  -9  -8  -6  -5   -4  -5  -5  -5  -4  -5  -6 -10
27  -14 -11  -7  -4   0   2   2   1   -1   5  12   9   4  -3   2   0  -14 -19 -23 -19 -16 -15 -19 -19
28  -22 -23 -21 -20 -19 -22 -26 -24  -22 -21 -19 -18 -20 -20 -18 -20  -21 -22 -20 -16 -16 -17 -18 -20
29  -19 -17 -15 -14 -12 -13 -11 -11  -10 -12  -8  -4  -5  -8  -6  -7   -6  -1   0  -4   0  13  19  24
30   26  21  10   8  10   8  10  12    8  -4  -8  -1  -1  -6  -4  -5   -8 -10  -7  -6  -6  -3  -4  -5

31   -5  -3  -2  -3  -2   0   0   1    3   3   4   5   5   2  -1   0    2   6   9   7   7  11   8   4