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Silanga, Philippines

Full City Profile

2,350 Population 22/sq mi density
105 ft Elevation 32 meters
78°F Avg Temperature 26°C
Silanga has a warm climate with an average annual temperature of 78°F (26°C). Winters average 74°F in January while summers reach 81°F in July. The area gets 131 sunny days per year. Annual precipitation totals 119.3 inches. The area receives 0.0 inches of snow annually.

Temperature

74°F Jan (23°C) 81°F Jul (27°C)
Annual Average77.9°F
44% above US avg
January Average74°F (23°C)
July Average81°F (27°C)
Sunny Days131 days/yr

Geography

Elevation105 ft (32 m)
Area105.9 sq mi (274.2 km²)
Population Density22/sq mi
Coordinates11.8181°N, 124.8431°W
TimezoneAsia/Manila

Precipitation & Snow

Annual Rainfall 119.3"
214% above US avg
Snowfall 0.0"
Wettest Month (Dec) 15.98"
Driest Month (Apr) 6.18"

Air Quality

Earthquake History

1,393 earthquakes (M2.5+) within 150 km since 1990. Strongest: M7.2. Most recent: M4.9 on Aug 20, 2025.

Apr 21, 1995 10 km E of Dapdap, Philippines M7.2 85 km
May 5, 1995 14 km NE of Cabatuan, Philippines M7.1 103 km
Jun 11, 1996 8 km NNE of Palapag, Philippines M7.1 95 km
Apr 21, 1995 19 km E of Dolores, Philippines M6.9 91 km
Apr 21, 1995 47 km E of Dapdap, Philippines M6.8 120 km
Apr 23, 1995 10 km E of Gamay, Philippines M6.8 88 km
Apr 21, 1995 14 km ESE of Can-Avid, Philippines M6.8 79 km
Jul 6, 2017 2 km S of Lim-oo, Philippines M6.5 80 km
Apr 23, 2019 17 km ESE of Tutubigan, Philippines M6.4 40 km
Oct 2, 1996 3 km ENE of San Julian, Philippines M6.4 70 km
May 8, 1995 40 km ENE of Hernani, Philippines M6.4 128 km
Feb 15, 2003 11 km SSW of San Vicente, Philippines M6.3 92 km
Feb 15, 2023 9 km NNE of Miaga, Philippines M6.1 120 km
Apr 29, 1995 57 km E of Sulat, Philippines M6.1 124 km
Jun 14, 1996 16 km N of Cabodiongan, Philippines M6.1 113 km
May 5, 1995 12 km N of Cabatuan, Philippines M6.1 101 km
Jul 1, 2003 22 km NW of Cabodiongan, Philippines M6.0 110 km
Jun 26, 2003 4 km ENE of Miaga, Philippines M6.0 118 km
Apr 21, 1995 23 km ESE of Dolores, Philippines M6.0 94 km
Jul 12, 1995 3 km ESE of Las Navas, Philippines M5.9 61 km
Source: USGS (M2.5+, 1990–2025)

Hurricane History

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

Year Name Category Closest
2025 Fung-wong Category 3 239 km
2025 Kalmaegi Category 2 93 km
2024 Man-yi Category 5 174 km
2021 Rai Category 5 204 km
2021 Surigae Category 5 283 km
2020 Goni Category 5 207 km
2020 Vongfong Category 3 43 km
2020 Molave Category 1 176 km
2019 Kammuri Category 4 121 km
2019 Phanfone Category 3 47 km
2016 Nock-ten Category 5 189 km
2016 Sarika Category 2 246 km
2015 Melor Category 4 91 km
2015 Mekkhala Category 1 105 km
2014 Hagupit Category 4 18 km
2014 Rammasun Category 4 113 km
2013 Haiyan Category 5 91 km
2010 Conson Category 1 276 km
2008 Fengshen Category 3 25 km
2006 Durian Category 4 177 km
Source: NOAA IBTrACS (Cat 1+, 1980–2026)

Tsunami History

7 tsunamis recorded within 500 km. Highest wave on record: 12.0 m (39 ft).

Year Location Cause Max Wave Deaths Distance
2022 ABUYOG, LEYTE Meteorological 12.0 m 170 125 km
1975 PHILIPPINE TRENCH Earthquake 3.0 m 1 149 km
1995 SAMAR ISLAND Earthquake 2.0 m 85 km
2003 SAMAR SEA Eruption + Earthquake 1.0 m 92 km
1995 SAMAR ISLAND Earthquake 0.1 m 120 km
1925 PHILIPPINE SEA Earthquake 133 km
1897 SAMAR ISLAND Earthquake 128 km
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.

Nearby Volcanoes

5 volcanoes within 200 km. Closest: Biliran (47 km).

Name Type Elevation Last Eruption Distance
Biliran Compound 1,301 m (4,268 ft) 1939 47 km
Mahagnao Stratovolcano 860 m (2,822 ft) Unknown 104 km
Bulusan Stratovolcano(es) 1,535 m (5,036 ft) 2017 136 km
Pocdol Mountains Compound 1,102 m (3,615 ft) Unknown 167 km
Cabalían Stratovolcano 912 m (2,992 ft) 1820 175 km
Source: Smithsonian Institution Global Volcanism Program (GVP). Sorted by distance.

Monthly Weather

Month Avg Temperature Precipitation Summary
January 74°F (23°C) 12.6 in Coldest
February 74°F (24°C) 9.1 in
March 76°F (24°C) 6.6 in
April 78°F (25°C) 6.2 in Driest
May 80°F (26°C) 7.2 in
June 81°F (27°C) 8.4 in
July 81°F (27°C) 9.6 in
August 81°F (27°C) 7.2 in Warmest
September 80°F (27°C) 9.1 in
October 79°F (26°C) 11.5 in
November 77°F (25°C) 15.9 in
December 75°F (24°C) 16.0 in Wettest

Silanga has a seasonal temperature swing of 8°F / from 74°F in January to 81°F in August. Total annual precipitation is 119.3 inches, with December being the wettest month (16.0") and April the driest (6.2").

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