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

                                      WDC for Geomagnetism, Kyoto
                                Hourly Equatorial Dst Values (FINAL)      
                                            JANUARY   2008
      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  -12 -11  -8  -7  -5  -3  -5  -6   -5  -5  -7  -7  -6  -7  -6  -8   -8  -7  -6  -4  -5  -3  -3  -3
 2   -1   0  -1   1   4   3   3   4    4   7   5   4   4   3   3   2    0   4   5   6   6   5   1  -7
 3   -7  -7  -5  -5  -4  -3  -2  -2    1   2   2   1   1  -1   1   0    1   4   4   4   4   4   3   3
 4    4   6   9   8   6   6   4   4    4   4   5   7   8   6   7  13   13  14  13  13  16  16  21  37
 5   31  21  20  10  11  11  15  16    2 -17  -8  -1  -6 -14 -15 -20  -17 -12  -6 -13 -16 -25 -25 -14

 6   -5  -6  -9 -15 -18 -16 -18 -22  -23 -29 -26 -20 -16 -16 -16 -20  -22 -21 -19 -19 -18 -21 -23 -25
 7  -21 -22 -26 -30 -24 -26 -28 -27  -24 -22 -23 -22 -20 -25 -22 -20  -19 -17 -16 -17 -18 -19 -20 -17
 8  -15 -15 -16 -15 -16 -14 -15 -13  -17 -22 -25 -20 -17 -18 -24 -25  -26 -25 -25 -26 -26 -20 -21 -22
 9  -23 -22 -24 -23 -21 -20 -20 -23  -21 -21 -22 -21 -21 -21 -20 -18  -15 -17 -19 -20 -18 -18 -18 -16
10  -17 -14 -13 -11 -12 -10 -11 -10  -11 -13 -15 -16 -17 -17 -14 -10   -9  -9 -10 -10  -7  -8 -12 -15

11  -17 -14 -11 -11 -10 -10  -9 -11  -13 -14 -16 -14 -11 -11  -9 -12  -12 -14 -17 -17 -17 -13 -12 -10
12   -8  -8  -6  -4   0   1   3   7    4   4   4   5  11  10   3  -6  -17 -27 -27 -21 -19 -20 -21 -24
13  -27 -25 -20 -17 -17 -18 -21 -21  -19 -18 -16 -12 -15 -24 -30 -19  -20 -29 -34 -34 -27 -19 -23 -26
14  -23 -19 -20 -20 -16 -12 -15 -23  -19 -15 -21 -25 -21 -14  -8  -9   -8 -13 -17 -17 -17 -16 -21 -20
15  -17 -15 -15 -13 -12 -10 -11 -12  -15 -16 -18 -20 -19 -19 -19 -17  -13 -11 -12 -14 -13 -13 -16 -19

16  -19 -15 -15 -12 -12 -17 -19 -17  -13 -12 -17 -13 -14 -14 -13 -13  -11 -12 -12 -12 -16 -20 -19 -15
17  -11 -11 -11 -10  -6  -7  -8 -11  -12 -11 -11 -11 -14 -17 -12  -9   -8  -8  -8  -8 -13 -12 -10  -7
18   -1  -3  -8 -14 -13  -9  -8 -12  -14 -14 -15 -12 -13 -12 -16 -22  -29 -26 -25 -26 -23 -18 -16 -17
19  -15 -11  -8  -8 -11 -14 -16 -16  -15 -13 -15 -15 -18 -17 -14 -16  -21 -21 -21 -19 -19 -17 -16 -14
20  -11  -9  -6  -9 -12 -17 -16 -15  -12  -7  -8 -12 -11 -10  -8  -8   -8  -8 -10 -15 -17 -19 -17 -17

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

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

31   -7  -8  -9  -9  -6  -3   0   2    2   0   2   5  11  15  22  27   17   7   1  -1  -5  -9 -18 -26