List of magnetic storms in December 2025
Location — Station Mirny (geographic coordinates — 66.55 S 93 E | time zone UTC+03)
Days with magnetic storms — 15
03 December 2025 — Magnetic storm of level G2
04 December 2025 — Magnetic storm of level G2
05 December 2025 — Magnetic storm of level G1
06 December 2025 — Magnetic storm of level G2
11 December 2025 — Magnetic storm of level G1
12 December 2025 — Magnetic storm of level G2
13 December 2025 — Magnetic storm of level G1
15 December 2025 — Magnetic storm of level G1
18 December 2025 — Magnetic storm of level G2
21 December 2025 — Magnetic storm of level G3
22 December 2025 — Magnetic storm of level G3
23 December 2025 — Magnetic storm of level G2
24 December 2025 — Magnetic storm of level G2
29 December 2025 — Magnetic storm of level G1
31 December 2025 — Magnetic storm of level G2
Days with geomagnetic disturbances — 10
01 December 2025 — geomagnetic disturbances
02 December 2025 — geomagnetic disturbances
10 December 2025 — geomagnetic disturbances
16 December 2025 — geomagnetic disturbances
17 December 2025 — geomagnetic disturbances
20 December 2025 — geomagnetic disturbances
25 December 2025 — geomagnetic disturbances
26 December 2025 — geomagnetic disturbances
28 December 2025 — geomagnetic disturbances
30 December 2025 — geomagnetic disturbances
Maximum of solar activity in December 2025
Solar radio flux (10.7 cm) = 214
Mean planetary A index = 57
Mean planetary Kp index = 7