List of magnetic storms in July 2011
Location — London (geographic coordinates — 51.51 N -0.13 W | time zone UTC+00)
Days with magnetic storms — 3
05 July 2011 — Magnetic storm of level G1
19 July 2011 — Magnetic storm of level G1
30 July 2011 — Magnetic storm of level G1
Days with geomagnetic disturbances — 6
01 July 2011 — geomagnetic disturbances
04 July 2011 — geomagnetic disturbances
09 July 2011 — geomagnetic disturbances
10 July 2011 — geomagnetic disturbances
11 July 2011 — geomagnetic disturbances
20 July 2011 — geomagnetic disturbances
Maximum of solar activity in July 2011
Solar radio flux (10.7 cm) = 119
Mean planetary A index = 19
Mean planetary Kp index = 5