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Weather & Climate in Guiuan, Philippines
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Guiuan has a warm climate with an average annual temperature of 81°F (27°C). Winters average 79°F in January while summers reach 82°F in July / relatively mild seasonal variation. The area gets 128 sunny days per year, below the national average of 205. Annual precipitation totals 133.9 inches (wetter than the 38-inch national average). The city sits at an elevation of 16 feet.
Temperature
79°F Jan (26°C)
82°F Jul (28°C)
| Annual Average | 81.0°F |
| 50% above US avg | |
| January Average | 79°F (26°C) |
| July Average | 82°F (28°C) |
| Sunny Days | 128 days/yr |
Geography
| Elevation | 16 ft (5 m) |
| Area | 67.8 sq mi (175.5 km²) |
| Population Density | 163/sq mi |
| Coordinates | 11.0309°N, 125.7234°W |
| Timezone | Asia/Manila |
Precipitation & Snow
Air Quality
Earthquake History
2,306 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M7.6.
| Aug 31, 2012 | 89 km E of Sulangan, Philippines | M7.6 | 103 km | 28 km |
| Apr 21, 1995 | 10 km E of Dapdap, Philippines | M7.2 | 115 km | 21 km |
| Apr 21, 1995 | 19 km E of Dolores, Philippines | M6.9 | 109 km | 20 km |
| Apr 21, 1995 | 14 km ESE of Can-Avid, Philippines | M6.8 | 101 km | 17 km |
| Apr 21, 1995 | 47 km E of Dapdap, Philippines | M6.8 | 115 km | 27 km |
| Jul 6, 2017 | 2 km S of Lim-oo, Philippines | M6.5 | 120 km | 9 km |
| Oct 6, 1997 | 18 km E of Talisay, Philippines | M6.5 | 138 km | 106 km |
| Feb 10, 2017 | 11 km N of Mabua, Philippines | M6.5 | 128 km | 15 km |
| May 8, 1995 | 40 km ENE of Hernani, Philippines | M6.4 | 55 km | 12 km |
| Oct 2, 1996 | 3 km ENE of San Julian, Philippines | M6.4 | 85 km | 33 km |
| Apr 23, 2019 | 17 km ESE of Tutubigan, Philippines | M6.4 | 99 km | 56 km |
| Sep 28, 1996 | 22 km E of San Francisco, Philippines | M6.3 | 117 km | 235 km |
| Jul 3, 2015 | 23 km NW of Santa Monica, Philippines | M6.1 | 98 km | 32 km |
| Jun 15, 1991 | 21 km WNW of Santa Monica, Philippines | M6.1 | 105 km | 71 km |
| Apr 29, 1995 | 57 km E of Sulat, Philippines | M6.1 | 96 km | 15 km |
| Apr 21, 1995 | 23 km ESE of Dolores, Philippines | M6.0 | 105 km | 28 km |
| Mar 8, 2019 | 40 km N of Santa Monica, Philippines | M6.0 | 78 km | 30 km |
| Nov 4, 1996 | 16 km ENE of Union, Philippines | M5.9 | 146 km | 33 km |
| Apr 13, 2000 | 61 km ENE of Santa Monica, Philippines | M5.9 | 119 km | 33 km |
| Aug 26, 1999 | 39 km N of Santa Monica, Philippines | M5.9 | 79 km | 63 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 | - | 49 km |
| 2024 | Man-yi | Category 5 | 121 mph | 204 km |
| 2021 | Rai | Category 5 | 121 mph | 119 km |
| 2020 | Vongfong | Category 3 | 98 mph | 119 km |
| 2020 | Molave | Category 1 | 81 mph | 282 km |
| 2019 | Kammuri | Category 4 | 104 mph | 212 km |
| 2019 | Phanfone | Category 2 | 92 mph | 19 km |
| 2016 | Nock-ten | Category 5 | 121 mph | 276 km |
| 2015 | Melor | Category 4 | 109 mph | 164 km |
| 2015 | Mekkhala | Category 1 | 69 mph | 97 km |
| 2014 | Hagupit | Category 4 | 115 mph | 98 km |
| 2014 | Rammasun | Category 4 | 98 mph | 186 km |
| 2013 | Haiyan | Category 5 | 144 mph | 32 km |
| 2011 | Songda | Category 4 | 98 mph | 286 km |
| 2008 | Fengshen | Category 3 | 92 mph | 43 km |
| 2006 | Durian | Category 4 | 121 mph | 253 km |
| 2006 | Xangsane | Category 4 | 98 mph | 150 km |
| 2006 | Utor | Category 1 | 75 mph | 39 km |
| 2006 | Chanchu | Category 1 | 63 mph | 106 km |
| 2005 | Roke | Category 1 | 63 mph | 30 km |
Source: NOAA IBTrACS (Category 1+, 1980-2026).
Tsunami History
5 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 | 83 km |
| 1995 | SAMAR ISLAND | Earthquake | 2.0 m | - | 115 km |
| 2012 | PHILIPPINE ISLANDS | Earthquake | 0.2 m | 1 | 103 km |
| 1995 | SAMAR ISLAND | Earthquake | 0.1 m | - | 115 km |
| 1897 | SAMAR ISLAND | Earthquake | - | - | 112 km |
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
3 volcanoes within 200 km. Closest: Mahagnao (93 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Mahagnao | Stratovolcano | 860 m (2,822 ft) | Unknown | 93 km |
| Cabalían | Stratovolcano | 912 m (2,992 ft) | 1820 | 100 km |
| Biliran | Compound | 1,301 m (4,268 ft) | 1939 | 141 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 79°F (26°C) | 19.1 in | Coldest |
| February | 79°F (26°C) | 13.9 in | |
| March | 80°F (27°C) | 10.3 in | |
| April | 82°F (28°C) | 8.3 in | |
| May | 83°F (28°C) | 7.5 in | Warmest |
| June | 82°F (28°C) | 8.8 in | |
| July | 82°F (28°C) | 6.9 in | |
| August | 82°F (28°C) | 4.9 in | Driest |
| September | 82°F (28°C) | 7.2 in | |
| October | 81°F (27°C) | 10.2 in | |
| November | 80°F (27°C) | 17.5 in | |
| December | 79°F (26°C) | 19.5 in | Wettest |
Guiuan has a seasonal temperature swing of 4°F / from 79°F in January to 83°F in May. Total annual precipitation is 133.9 inches, with December being the wettest month (19.5") and August the driest (4.9").