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Basiawan, Philippines

Full City Profile

6,351 Population 19/sq mi density
89 ft Elevation 27 meters
80°F Avg Temperature 27°C
Basiawan has a warm climate with an average annual temperature of 80°F (27°C). Winters average 79°F in January while summers reach 80°F in July. The area gets 224 sunny days per year. Annual precipitation totals 61.6 inches. The area receives 0.0 inches of snow annually.

Temperature

79°F Jan (26°C) 80°F Jul (27°C)
Annual Average80.4°F
49% above US avg
January Average79°F (26°C)
July Average80°F (27°C)
Sunny Days224 days/yr

Geography

Elevation89 ft (27 m)
Area332.0 sq mi (859.8 km²)
Population Density19/sq mi
Coordinates6.5342°N, 125.4869°W
TimezoneAsia/Manila

Precipitation & Snow

Annual Rainfall 61.6"
62% above US avg
Snowfall 0.0"
Wettest Month (May) 6.50"
Driest Month (Mar) 3.90"

Air Quality

Earthquake History

1,726 earthquakes (M2.5+) within 150 km since 1990. Strongest: M7.5. Most recent: M4.4 on Aug 29, 2025.

Jan 1, 2001 21 km SE of Lukatan, Philippines M7.5 127 km
Mar 5, 2002 Mindanao, Philippines M7.5 148 km
Aug 11, 2021 60 km ENE of Pondaguitan, Philippines M7.1 136 km
May 17, 1992 9 km SE of Santiago, Philippines M7.1 150 km
May 11, 1993 3 km E of Manay, Philippines M7.0 142 km
Apr 28, 2017 31 km SW of Burias, Philippines M6.9 124 km
Apr 20, 1995 66 km E of Pondaguitan, Philippines M6.6 145 km
Jan 2, 2001 51 km SE of Lukatan, Philippines M6.4 148 km
Jul 14, 2014 78 km SSE of Pondaguitan, Philippines M6.3 143 km
Sep 23, 2016 36 km SE of Tamisan, Philippines M6.3 111 km
Jan 1, 2002 3 km S of Lais, Philippines M6.3 31 km
Feb 12, 2007 62 km SE of Caburan, Philippines M6.1 126 km
Feb 16, 2013 16 km SE of Caburan, Philippines M6.1 85 km
May 31, 2019 34 km ESE of Pondaguitan, Philippines M6.1 113 km
Mar 26, 2020 27 km SW of Burias, Philippines M6.1 118 km
Feb 7, 2021 9 km W of Magsaysay, Philippines M6.0 50 km
Oct 17, 1996 41 km SE of Caburan, Philippines M6.0 105 km
Apr 5, 2018 43 km ESE of Tarragona, Philippines M6.0 146 km
Feb 1, 2023 1 km NW of Babag, Philippines M6.0 148 km
Jul 6, 1994 27 km E of Mangili, Philippines M5.9 78 km
Source: USGS (M2.5+, 1990–2025)

Hurricane History

1 hurricane (Cat 1+) within 500 km since 1980. Strongest: Category 5.

Year Name Category Closest
2012 Bopha Category 5 148 km
Source: NOAA IBTrACS (Cat 1+, 1980–2026)

Tsunami History

7 tsunamis recorded within 500 km. Highest wave on record: 3.0 m (10 ft).

Year Location Cause Max Wave Deaths Distance
2002 MINDANAO ISLAND, PHILIPPINES Earthquake 3.0 m 15 148 km
1917 CELEBES SEA Earthquake 1.5 m 7 80 km
2017 SOCCSKSARGEN, PHILIPPINES Earthquake 0.2 m 124 km
1970 PHILIPPINE TRENCH Earthquake 0.1 m 137 km
2021 MINDANAO ISLAND, PHILIPPINES Earthquake 0.1 m 1 139 km
1928 CELEBES SEA Earthquake 97 139 km
1924 E. MINDANAO ISLAND Eruption + Earthquake 112 km
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.

Nearby Volcanoes

4 volcanoes within 200 km. Closest: Matutum (50 km).

Name Type Elevation Last Eruption Distance
Matutum Stratovolcano 2,286 m (7,500 ft) 1290 50 km
Apo Stratovolcano 2,938 m (9,639 ft) Unknown 56 km
Leonard Range Stratovolcano 1,080 m (3,543 ft) 120 113 km
Balut Stratovolcano 862 m (2,828 ft) Unknown 127 km
Source: Smithsonian Institution Global Volcanism Program (GVP). Sorted by distance.

Monthly Weather

Month Avg Temperature Precipitation Summary
January 79°F (26°C) 4.7 in Coldest
February 79°F (26°C) 4.0 in
March 81°F (27°C) 3.9 in Driest
April 82°F (28°C) 4.8 in Warmest
May 82°F (28°C) 6.5 in Wettest
June 81°F (27°C) 6.4 in
July 80°F (27°C) 5.1 in
August 80°F (27°C) 5.0 in
September 81°F (27°C) 5.1 in
October 81°F (27°C) 5.7 in
November 80°F (27°C) 5.4 in
December 80°F (27°C) 5.0 in

Basiawan has a seasonal temperature swing of 3°F / from 79°F in January to 82°F in April. Total annual precipitation is 61.6 inches, with May being the wettest month (6.5") and March the driest (3.9").

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