Earthquakes in the Philippines — December 2025

26 earthquakes were recorded in the Philippines during December 2025, an average of 0.8 per day.

26 reached magnitude 4 or above and 3 reached magnitude 5 or above. The average focal depth was 64 km.

The month's largest event in the Philippines was a magnitude 5.6 earthquake near Barcelona, Philippines on 21 December 2025 at 17:53 UTC. A magnitude 5.6 earthquake radiates roughly 3,788 tons of TNT equivalent in seismic energy.

That is close to the the Philippines monthly average of 35 events over the period we cover, and down from the 29 recorded the previous month.

81% of events here are shallow (under 70 km), 15% intermediate (70–300 km) and 4% deep-focus (over 300 km). The mix is dominated by shallow crustal events, with a minority of intermediate-depth activity.

By band, the catalogue holds 23 in the magnitude 4 range, 3 in the magnitude 5 range.

Activity peaked on 18 December, when 4 events were recorded.

The month's largest events were M5.6 near Barcelona, Philippines on 21 December at 9 km; M5.5 near Basco, Philippines on 18 December at 40 km; M5.1 near Hinatuan, Philippines on 19 December at 65 km.

That is 25% below the 35 events the Philippines averages per month across the 21 months on record.