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(The monthly data in the wdc-like format is here.)

                                      WDC for Geomagnetism, Kyoto
                                Hourly Equatorial Dst Values (PROVISIONAL)
                                               JUNE   2018
      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   -9  -9  -2   0  -6 -14 -27 -38  -25 -29 -26 -25 -24 -37 -38 -38  -36 -29 -32 -38 -39 -36 -28 -27
 2  -23 -21 -24 -26 -25 -25 -24 -20  -21 -19 -19 -24 -23 -18 -17 -15  -13 -12 -18 -28 -25 -24 -20 -24
 3  -20 -18 -21 -22 -20 -23 -20 -19  -19 -17 -12 -15 -20 -21 -20 -19  -15 -15 -20 -23 -23 -24 -23 -22
 4  -21 -16 -14 -18 -18 -19 -18 -18  -18 -17 -11 -10 -12 -13 -13 -13   -8 -14 -14 -15 -16 -14 -11 -10
 5   -8  -5  -7 -10  -8  -3   0  -4   -4  -5  -2  -3  -5  -5  -5  -2   -2  -8 -12 -15 -13  -9  -5  -6

 6   -8  -9  -9  -9  -7  -7  -6  -8   -9  -8  -7  -3  -2  -1  -2   2    2  -3 -12 -22 -24 -25 -25 -21
 7  -23 -23 -23 -21 -18 -16 -14 -13  -10  -7  -9 -14 -14 -13 -13 -14  -13 -14 -12  -9  -6  -6  -3  -1
 8   -2  -4  -8 -12 -16 -15 -10  -9   -9  -8  -7  -7  -6  -4  -3   0    1   1  -2  -2  -1   1   1   1
 9    1   0  -4  -4  -2  -2  -1  -7  -10  -3   1   1   1   3   4   3    4   4   0  -4  -4  -4  -1   0
10    2   1   2   0   1   1  -1  -3   -4  -5  -4  -3  -2  -1   0   1    0  -2  -3  -3  -1  -2  -3  -5

11   -5  -6  -5  -4  -4  -3  -2  -2   -2  -1  -1  -1  -3  -4  -3  -3   -2  -3   1   2   1   1   2   2
12   -1  -1   0   3   2   3   2   0    1   2   2   0  -4  -5  -5  -3    1   4   5   4   0  -3   0   3
13    7   8   4  -1  -3  -4  -4  -3   -1   0   3   8   9  11  13  14   15  17  15   7  -3  -4  -4   0
14    4   5   2  -2  -3  -2   1  -3   -7  -4  -1   2  -1  -1   0   1    3   1  -2  -6  -4  -1   3   4
15    6   6   4   4   5   4   6   6    8   7   4   5   5   3   2   2    1   0   0   0   1   3   4   4

16    4   6   6   5   5   6   4   5    6   4   3   2   2   1   1   0    3   5   4   3   0  -1  -1   2
17    3   5   8   9   7   5   4   5    4   6  11  12  11  12  11  10   10  10  11  10  15  14  14  17
18   19  -2 -25 -34 -24 -14 -10 -10  -23 -14  -7  -4 -10 -15 -13 -12  -10 -10 -17 -20 -19 -15 -13 -11
19  -11 -10 -14 -14 -14 -14 -15 -18  -16 -16 -12 -13 -14 -14 -14 -13   -9  -8 -10 -11 -11  -8  -6  -6
20   -6  -5  -9 -11 -10 -11  -9 -11  -11  -8  -7  -9 -10 -11 -12 -11   -9  -9  -6  -5  -5  -2  -4  -5

21   -8  -8  -8  -7  -9 -10  -9  -8   -8  -6  -4  -5  -3  -2  -2  -1    0   1   1   0   0  -1  -1   1
22    3   3   1  -1   0  -4  -3  -1    0   0  -1  -1  -2  -3  -3  -3    2   3   1  -2   0   3   5   2
23   -1  -4 -13 -17 -19 -20 -12  -7   -4  -4 -15 -12  -9 -10 -10 -13  -15 -13 -11 -14 -16 -25 -28 -26
24  -21 -21 -22 -26 -25 -26 -25 -24  -26 -28 -20 -19 -21 -18 -17 -18  -18 -17 -18 -20 -21 -22 -24 -20
25  -12  -8 -10 -13 -13 -14 -17 -17  -15  -7  -3  -2 -10 -13 -12 -15  -15 -20 -26 -30 -38 -44 -41 -43

26  -46 -48 -41 -39 -42 -40 -30 -37  -31 -19 -22 -27 -25 -17 -21 -25  -25 -30 -37 -40 -37 -32 -26 -23
27  -19 -15 -13 -15 -20 -23 -21 -21  -20 -20 -20 -21 -22 -20 -19 -17  -17 -18 -18 -18 -19 -17 -16 -16
28  -17 -14 -14 -14 -13 -12  -9  -8   -8  -8  -7 -12 -15 -15 -14 -14  -11 -12 -17 -19 -23 -22 -17 -12
29  -11 -10  -9 -10 -12 -13 -13 -16  -17 -16 -13 -15 -16 -16 -12 -12  -10 -12 -13 -12 -11 -11 -10 -11
30  -12 -11 -10  -8  -9 -12 -10  -7   -6 -10  -9  -8  -9  -6  -7  -9   -9  -5  -5  -6  -7 -10  -9  -6