The monthly mean values of the geomagnetic field components at Kakioka are D: -7°-58.5′°, H: 30114nT, Z: 35999nT and F: 46934nT for June 2025.
Monthly average of the K-index daily sum is 20.5. indicates an extremely high level of geomagnetic activity during the month.
Notable geomagnetic events include 2 magnetic storms, 1 si, 5 bay, 2 sfe, 14 pi and 2 pc.
The international 5 quietest days are the 6,10,23,24,29th.
The international 5 most disturbed days are the 1,2,3,12,13th.
Plot of the geomagnetic hourly value for June 2025
Plot of the K-index daily total sum for 2025
Details of the geomagnetic storms in June 2025
| Date | K-index daily sum |
Geomagnetic activity |
Geomagnetic phenomena |
International 5 quietest days |
International 5 quietest days |
geomagnetic 1-minute value plot |
|---|---|---|---|---|---|---|
| 1 | 38 | disturbed | storm si pc | ○ | plot | |
| 2 | 36 | disturbed | pi | ○ | plot | |
| 3 | 31 | disturbed | bay pi | ○ | plot | |
| 4 | 26 | disturbed | pc | plot | ||
| 5 | 21 | moderately disturbed | pi | plot | ||
| 6 | 13 | moderately calm | ○ | plot | ||
| 7 | 21 | moderately disturbed | pi | plot | ||
| 8 | 21 | moderately disturbed | plot | |||
| 9 | 21 | moderately disturbed | pi | plot | ||
| 10 | 14 | moderately calm | ○ | plot | ||
| 11 | 19 | moderately disturbed | pi | plot | ||
| 12 | 29 | disturbed | storm bay | ○ | plot | |
| 13 | 31 | disturbed | bay | ○ | plot | |
| 14 | 24 | disturbed | pi | plot | ||
| 15 | 16 | moderately calm | sfe pi | plot | ||
| 16 | 15 | moderately calm | plot | |||
| 17 | 16 | moderately calm | sfe | plot | ||
| 18 | 19 | moderately disturbed | plot | |||
| 19 | 12 | moderately calm | plot | |||
| 20 | 15 | moderately calm | plot | |||
| 21 | 15 | moderately calm | pi | plot | ||
| 22 | 18 | moderately disturbed | plot | |||
| 23 | 12 | moderately calm | ○ | plot | ||
| 24 | 14 | moderately calm | ○ | plot | ||
| 25 | 19 | moderately disturbed | plot | |||
| 26 | 28 | disturbed | plot | |||
| 27 | 20 | moderately disturbed | bay | plot | ||
| 28 | 18 | moderately disturbed | pi | plot | ||
| 29 | 15 | moderately calm | ○ | plot | ||
| 30 | 18 | moderately disturbed | plot |
*) Plot diagram opens in a separate window.
