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Weather & Climate in Sillon, Philippines
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Sillon has a warm climate with an average annual temperature of 81°F (27°C). Winters average 78°F in January while summers reach 82°F in July / relatively mild seasonal variation. The area gets 322 sunny days per year, well above the U.S. average of 205 / making it one of the sunnier locations in the country. Annual precipitation totals 95.9 inches (wetter than the 38-inch national average). The city sits at an elevation of 46 feet.
Temperature
78°F Jan (26°C)
82°F Jul (28°C)
| Annual Average | 81.3°F |
| 51% above US avg | |
| January Average | 78°F (26°C) |
| July Average | 82°F (28°C) |
| Sunny Days | 322 days/yr |
Geography
| Elevation | 46 ft (14 m) |
| Area | 10.8 sq mi (28.0 km²) |
| Population Density | 373/sq mi |
| Coordinates | 11.1990°N, 123.7675°W |
| Timezone | Asia/Manila |
Precipitation & Snow
Air Quality
Earthquake History
342 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M6.7.
| Feb 6, 2012 | 2 km NNE of Jimalalud, Philippines | M6.7 | 147 km | 11 km |
| Jul 6, 2017 | 2 km S of Lim-oo, Philippines | M6.5 | 94 km | 9 km |
| Feb 15, 2003 | 11 km SSW of San Vicente, Philippines | M6.3 | 113 km | 10 km |
| Feb 15, 2023 | 9 km NNE of Miaga, Philippines | M6.1 | 124 km | 8 km |
| Jun 26, 2003 | 4 km ENE of Miaga, Philippines | M6.0 | 118 km | 10 km |
| Feb 15, 2003 | 2 km N of Palanas, Philippines | M5.8 | 109 km | 10 km |
| Jul 10, 2017 | 5 km NW of San Pedro, Philippines | M5.8 | 113 km | 7 km |
| May 17, 1993 | 5 km SW of Pastrana, Philippines | M5.7 | 118 km | 33 km |
| Mar 5, 2012 | 5 km ENE of Mobo, Philippines | M5.6 | 129 km | 37 km |
| Feb 6, 2012 | 3 km WNW of McKinley, Philippines | M5.6 | 137 km | 10 km |
| May 8, 2000 | 11 km NNE of Talisayan, Philippines | M5.6 | 107 km | 12 km |
| May 23, 2003 | 5 km ENE of Limbuhan, Philippines | M5.6 | 86 km | 30 km |
| Mar 17, 2004 | 8 km WNW of Canhandugan, Philippines | M5.5 | 103 km | 73 km |
| May 8, 2000 | 10 km S of Canhandugan, Philippines | M5.5 | 111 km | 10 km |
| Mar 1, 2020 | 6 km NNW of Guindapunan, Philippines | M5.4 | 102 km | 10 km |
| Mar 27, 2004 | 3 km SSW of Butazon, Philippines | M5.4 | 75 km | 10 km |
| May 23, 2003 | 10 km NNE of Limbuhan, Philippines | M5.4 | 93 km | 25 km |
| May 2, 2003 | 14 km NE of Limbuhan, Philippines | M5.4 | 96 km | 33 km |
| May 21, 1992 | 2 km NNW of Ponong, Philippines | M5.4 | 126 km | 33 km |
| Aug 15, 1999 | 23 km ESE of Limbuhan, Philippines | M5.4 | 87 km | 33 km |
Source: USGS Earthquake Catalog (M2.5+, 1990-2025). Sorted by magnitude.
Hurricane History
48 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 5.
| Year | Name | Category | Max Wind | Closest |
| 2025 | Kalmaegi | Category 2 | - | 33 km |
| 2024 | Man-yi | Category 5 | 121 mph | 299 km |
| 2021 | Rai | Category 4 | 121 mph | 131 km |
| 2020 | Goni | Category 5 | 138 mph | 257 km |
| 2020 | Vongfong | Category 3 | 98 mph | 146 km |
| 2020 | Molave | Category 1 | 81 mph | 242 km |
| 2019 | Kammuri | Category 4 | 104 mph | 204 km |
| 2019 | Phanfone | Category 3 | 92 mph | 58 km |
| 2016 | Nock-ten | Category 5 | 121 mph | 257 km |
| 2015 | Melor | Category 4 | 109 mph | 169 km |
| 2015 | Mekkhala | Category 1 | 69 mph | 235 km |
| 2014 | Hagupit | Category 4 | 104 mph | 113 km |
| 2014 | Rammasun | Category 4 | 98 mph | 225 km |
| 2013 | Haiyan | Category 5 | 127 mph | 7 km |
| 2012 | Bopha | Category 3 | 81 mph | 250 km |
| 2008 | Fengshen | Category 3 | 104 mph | 56 km |
| 2006 | Durian | Category 4 | 121 mph | 245 km |
| 2006 | Xangsane | Category 4 | 98 mph | 204 km |
| 2006 | Utor | Category 3 | 86 mph | 65 km |
| 2006 | Chanchu | Category 2 | 63 mph | 160 km |
Source: NOAA IBTrACS (Category 1+, 1980-2026).
Tsunami History
3 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 | 149 km |
| 2012 | TANON STRAIT | Earthquake | 5.0 m | 51 | 147 km |
| 2003 | SAMAR SEA | Eruption + Earthquake | 1.0 m | - | 113 km |
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
7 volcanoes within 200 km. Closest: Silay (76 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Silay | Stratovolcano | 1,510 m (4,954 ft) | Unknown | 76 km |
| Mandalagan | Complex | 1,885 m (6,184 ft) | Unknown | 83 km |
| Biliran | Compound | 1,301 m (4,268 ft) | 1939 | 91 km |
| Kanlaon | Stratovolcano | 2,435 m (7,989 ft) | 2017 | 112 km |
| Mahagnao | Stratovolcano | 860 m (2,822 ft) | Unknown | 127 km |
| Bulusan | Stratovolcano(es) | 1,535 m (5,036 ft) | 2017 | 177 km |
| Cabalían | Stratovolcano | 912 m (2,992 ft) | 1820 | 188 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 78°F (26°C) | 5.4 in | Coldest |
| February | 80°F (27°C) | 3.2 in | |
| March | 82°F (28°C) | 2.6 in | |
| April | 84°F (29°C) | 2.5 in | Driest |
| May | 85°F (29°C) | 5.2 in | Warmest |
| June | 84°F (29°C) | 7.6 in | |
| July | 82°F (28°C) | 7.9 in | |
| August | 83°F (29°C) | 6.8 in | |
| September | 83°F (28°C) | 8.1 in | |
| October | 82°F (28°C) | 9.8 in | Wettest |
| November | 82°F (28°C) | 9.1 in | |
| December | 81°F (27°C) | 6.8 in |
Sillon has a seasonal temperature swing of 7°F / from 78°F in January to 85°F in May. Total annual precipitation is 74.8 inches, with October being the wettest month (9.8") and April the driest (2.5").