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(The data for this month in the wdc-like format is here.)

                                      WDC for Geomagnetism, Kyoto
                                Hourly Equatorial Dst Values (FINAL)      
                                                MAY   2020
      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    4   7   5   4   5   2  -3 -11  -18 -18  -7  -1  -4 -10 -14 -15  -15 -13 -12  -9  -6  -2  -3  -2
 2    0   0  -1  -5  -6  -8 -11 -12  -12 -13 -10 -12 -17 -17 -15 -13  -10 -10  -9  -5  -7  -4  -1   3
 3    5   3   1  -3  -5  -7  -6  -2    0   0   1  -1  -1  -2  -1  -2   -1  -1   2   5   7  10   3   7
 4    5   0   0  -4  -5  -2  -2   1    1  -1  -2  -1  -1  -2  -4  -8   -6  -4  -5  -5  -4  -4  -1  -1
 5    0  -1  -3  -4  -8 -10  -8  -8  -10  -5  -5  -4   0   2  -3  -5   -7  -9 -13 -16 -22 -23 -22 -19

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

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

16    2  -1  -1  -1  -1   1   3   3    2   1   1  -1  -2  -2  -4   0    1   1   1   0   3   6   9  11
17   12   9   7   6   5   5   5   5    6   6   6   5   4   2   2   2    4   5   7   9   8   4   2   3
18    5   7   7   5   5   6   7   7    7   9   8   7   7   5   4   6    7  11   8   9   8   9  12  13
19    9   6   1   3   7   9   6   1   -3  -3   1   0  -4  -7  -8  -6   -4  -2  -1  -1  -1  -6  -9  -6
20   -6  -8  -7  -4  -3  -2  -4  -4   -3  -1   0   1   1   0  -2  -2   -3  -4  -3  -4  -4  -4  -2  -1

21   -2  -1  -2  -3   2   0  -3  -7   -9  -7  -5   1   4   1   0   2    1  -1  -1   0   0   0  -5  -9
22   -6  -2   1   0  -1  -1  -1   2    2   2   3   7   7   9   6   1   -2  -2   0   3   5   3  -2  -6
23  -12 -13 -10  -9  -6  -2   0   0   -2  -2  -2  -1  -2  -5  -6  -7   -7  -6  -5  -5  -6  -6  -7  -6
24   -5  -5  -6  -5  -3   0   5   6    7   8  11  15  13  11   9   5    1  -2  -7 -13 -16 -15 -11  -7
25   -9 -14 -15 -13  -9  -5  -7  -6   -4  -3  -3  -1   1  -1   0   3    6   3   3   1  -3  -8  -5   2

26    0   2   1   1   0   0   2   1   -3  -3   0   0   0  -3  -3  -1   -3  -5  -6  -4  -3  -5  -8  -5
27   -4  -3  -1  -2   2   1   3   6    7   7  11   9   7   5   4   4    5   5   2  -1   3   4   6   4
28    3   3   4   5   4   2   1   2    2   2   2   0   0  -2  -3  -2   -2  -2  -4  -3   2   7   9   8
29    6   6   5   4   4   5   6   3    3   1   2   6   7   4   2   2    2   1   0   0   6  14  14  17
30   17  12  13  17  16  20   4 -15  -25 -22 -26 -20 -16 -15 -15 -23  -24 -22 -25 -21 -18 -17 -23 -22

31  -22 -21 -20 -17 -14 -14 -12  -9   -8  -9  -9  -9 -10 -13 -15 -16  -15 -15 -15 -14 -14 -12 -13 -12