Geomagnetic storms in 2015
In 2015, the maximum daily Kp reached storm level (Kp 5 or more) on 69 days. 8 days were strong (Kp 7 or more) and 0 extreme (Kp 9).
Max Kp8+
Storm days (Kp ≥ 5)69
Strong (Kp ≥ 7)8
Extreme (Kp 9)0
Storm days by month
Strongest storms
| Date | Max Kp | Daily Ap |
|---|---|---|
| March 17, 2015 | 8− | 108 |
| October 7, 2015 | 7+ | 74 |
| June 23, 2015 | 8− | 72 |
| December 20, 2015 | 7− | 70 |
| September 11, 2015 | 7 | 60 |
| September 9, 2015 | 6 | 59 |
| June 22, 2015 | 8+ | 57 |
| August 27, 2015 | 6+ | 52 |
| March 18, 2015 | 6 | 47 |
| May 13, 2015 | 6− | 46 |
GFZ Potsdam, Kp index (CC BY 4.0), doi:10.5880/Kp.0001.