Kp index — April 1936
The Kp archive
GFZ definitive record · 3-hour UTC intervals · 1932 → 2026-07-31
Max Kp
7.0
21 Apr · G3
Storm nights
10
G1×6G2×3G3×1
Time at storm level
10.0%
intervals at Kp ≥ 5−
Avg Kp
2.3
all intervals
Tap a day — its eight intervals open here.
Highlights
- G3 storm · Apr 17–23 · peak Kp 7.0
- Strongest activity since May 1933
1936 · the year at a glance — storm nights by month · year peak Kp 7.3
All-time record: Kp 9.0 — reached on 27 days, most recently 2024-05-11.