1937Year 4 of solar cycle 17

Geomagnetic storms of 1937

1937 had 51 geomagnetic storms reaching Kp 5 or more, 11 of them strong (G3 or above); the strongest reached Kp 8+. Every storm with its dates, and the Kp of every day of the year.

51Every storm

11G3–G5

Kp 8+Peak Kp

71days at Kp 5 or more

The year day by day

the day's highest Kp

12345678910111213141516171819202122232425262728293031

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Kp 0–3Kp 4Kp 5 · G1Kp 6 · G2Kp 7 · G3Kp 8 · G4Kp 9 · G5

Every storm · 1937

1Jan

2Feb

6Mar

5Apr

4May

4Jun

6Jul

3Aug

2Sep

9Oct

6Nov

3Dec

Date	Level	Peak Kp	Hours at Kp 5 or more	ap
7 January 1937	G2	Kp 6−	3	67
3 February 1937	G3	Kp 7−	15	111
19 February 1937	G1	Kp 5+	3	56
1 – 2 March 1937	G2	Kp 6−	6	67
5 March 1937	G2	Kp 6−	6	67
13 – 14 March 1937	G1	Kp 5	9	48
15 March 1937	G2	Kp 6−	6	67
27 – 28 March 1937	G1	Kp 5	9	48
31 March 1937	G3	Kp 7+	18	154
2 – 3 April 1937	G1	Kp 5	6	48
12 April 1937	G1	Kp 5−	3	39
24 – 25 April 1937	G4	Kp 8	12	207
25 – 27 April 1937	G4	Kp 8+	30	236
27 – 28 April 1937	G4	Kp 8	30	207
1 May 1937	G1	Kp 5−	3	39
4 – 5 May 1937	G3	Kp 7	24	132
26 May 1937	G1	Kp 5−	3	39
27 – 29 May 1937	G2	Kp 6−	33	67
5 – 6 June 1937	G2	Kp 6−	21	67
13 June 1937	G1	Kp 5	3	48
20 June 1937	G1	Kp 5	3	48
27 June 1937	G1	Kp 5+	9	56
9 – 10 July 1937	G1	Kp 5	6	48
14 July 1937	G1	Kp 5+	9	56
19 – 20 July 1937	G2	Kp 6	6	80
22 July 1937	G2	Kp 6−	9	67
23 – 24 July 1937	G2	Kp 6	12	80
25 July 1937	G1	Kp 5−	3	39
2 August 1937	G2	Kp 6+	15	94
3 – 4 August 1937	G2	Kp 6+	6	94
22 August 1937	G4	Kp 8	12	207
10 – 11 September 1937	G2	Kp 6	9	80
30 September – 1 October 1937	G3	Kp 7−	15	111
3 – 4 October 1937	G4	Kp 8−	12	179
8 October 1937	G3	Kp 7−	12	111
9 – 10 October 1937	G2	Kp 6+	21	94
11 October 1937	G3	Kp 7	9	132
12 October 1937	G1	Kp 5+	9	56
14 October 1937	G1	Kp 5−	3	39
15 October 1937	G1	Kp 5	3	48
23 – 24 October 1937	G2	Kp 6+	9	94
26 October 1937	G1	Kp 5	6	48
8 November 1937	G1	Kp 5−	3	39
18 November 1937	G1	Kp 5−	6	39
19 November 1937	G1	Kp 5−	6	39
22 November 1937	G1	Kp 5	3	48
29 November 1937	G2	Kp 6−	3	67
30 November – 1 December 1937	G1	Kp 5+	12	56
18 December 1937	G1	Kp 5−	3	39
23 December 1937	G2	Kp 6+	9	94
24 December 1937	G1	Kp 5−	3	39