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Weather & Climate in Aanislag, Philippines
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Aanislag has a warm climate with an average annual temperature of 79°F (26°C). Winters average 76°F in January while summers reach 80°F in July / relatively mild seasonal variation. The area gets 320 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 87.5 inches (wetter than the 38-inch national average). The city sits at an elevation of 253 feet.
Temperature
76°F Jan (24°C)
80°F Jul (27°C)
| Annual Average | 79.4°F |
| 47% above US avg | |
| January Average | 76°F (24°C) |
| July Average | 80°F (27°C) |
| Sunny Days | 320 days/yr |
Geography
| Elevation | 253 ft (77 m) |
| Area | 144.4 sq mi (373.9 km²) |
| Population Density | 28/sq mi |
| Coordinates | 13.0748°N, 123.7030°W |
| Timezone | Asia/Manila |
Precipitation & Snow
Air Quality
Earthquake History
417 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M6.4.
| Oct 12, 1994 | 15 km E of Gigmoto, Philippines | M6.4 | 118 km | 16 km |
| Feb 15, 2003 | 11 km SSW of San Vicente, Philippines | M6.3 | 109 km | 10 km |
| Jun 9, 1994 | 18 km ENE of Rapu-Rapu, Philippines | M6.2 | 66 km | 76 km |
| Feb 15, 2023 | 9 km NNE of Miaga, Philippines | M6.1 | 87 km | 8 km |
| Jun 14, 1996 | 16 km N of Cabodiongan, Philippines | M6.1 | 149 km | 29 km |
| Jul 1, 2003 | 22 km NW of Cabodiongan, Philippines | M6.0 | 133 km | 33 km |
| Jun 26, 2003 | 4 km ENE of Miaga, Philippines | M6.0 | 93 km | 10 km |
| Nov 5, 1998 | 22 km N of Cabodiongan, Philippines | M5.9 | 146 km | 33 km |
| Oct 12, 1994 | 16 km E of Gigmoto, Philippines | M5.9 | 119 km | 27 km |
| Feb 15, 2003 | 2 km N of Palanas, Philippines | M5.8 | 103 km | 10 km |
| Apr 18, 1996 | 18 km NNW of Cabodiongan, Philippines | M5.8 | 142 km | 33 km |
| Feb 22, 2005 | 17 km W of Tigbao, Philippines | M5.8 | 79 km | 18 km |
| Aug 19, 2024 | 21 km NNW of Bugko, Philippines | M5.7 | 119 km | 48 km |
| Jul 7, 1993 | 2 km SSE of Maagnas, Philippines | M5.7 | 69 km | 40 km |
| Feb 3, 1993 | 3 km NNW of Pamplona, Philippines | M5.6 | 91 km | 18 km |
| Mar 5, 2012 | 5 km ENE of Mobo, Philippines | M5.6 | 80 km | 37 km |
| Dec 12, 1993 | 3 km SSW of Mambulo, Philippines | M5.6 | 100 km | 22 km |
| May 23, 2003 | 5 km ENE of Limbuhan, Philippines | M5.6 | 137 km | 30 km |
| Aug 19, 2004 | 15 km NW of Manamrag, Philippines | M5.5 | 88 km | 44 km |
| Oct 12, 1994 | 19 km ESE of Gigmoto, Philippines | M5.4 | 115 km | 21 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
79 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 5.
| Year | Name | Category | Max Wind | Closest |
| 2025 | Fung-wong | Category 4 | — | 151 km |
| 2025 | Kalmaegi | Category 2 | — | 232 km |
| 2024 | Man-yi | Category 5 | 121 mph | 126 km |
| 2024 | Ewiniar | Category 2 | 81 mph | 258 km |
| 2024 | Toraji | Category 1 | 75 mph | 280 km |
| 2022 | Noru | Category 5 | 109 mph | 214 km |
| 2021 | Conson | Category 1 | — | 222 km |
| 2020 | Goni | Category 5 | 138 mph | 49 km |
| 2020 | Vamco | Category 3 | 86 mph | 160 km |
| 2020 | Vongfong | Category 3 | 98 mph | 54 km |
| 2020 | Molave | Category 1 | 81 mph | 56 km |
| 2019 | Kammuri | Category 4 | 104 mph | 22 km |
| 2019 | Phanfone | Category 3 | 92 mph | 156 km |
| 2016 | Nock-ten | Category 5 | 121 mph | 57 km |
| 2016 | Sarika | Category 4 | 109 mph | 161 km |
| 2015 | Melor | Category 4 | 109 mph | 38 km |
| 2015 | Noul | Category 4 | 104 mph | 259 km |
| 2015 | Mekkhala | Category 1 | 69 mph | 263 km |
| 2014 | Rammasun | Category 4 | 98 mph | 45 km |
| 2014 | Hagupit | Category 4 | 104 mph | 53 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tsunami History
3 tsunamis recorded within 500 km. Highest wave on record: 1.3 m (4 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1973 | QUEZON | Earthquake | 1.3 m | 15 | 104 km |
| 2003 | SAMAR SEA | Eruption + Earthquake | 1.0 m | — | 109 km |
| 1925 | PHILIPPINE SEA | Earthquake | — | — | 141 km |
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
4 volcanoes within 200 km. Closest: Pocdol Mountains (28 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Pocdol Mountains | Compound | 1,102 m (3,615 ft) | Unknown | 28 km |
| Bulusan | Stratovolcano(es) | 1,535 m (5,036 ft) | 2017 | 51 km |
| Isarog | Stratovolcano | 1,966 m (6,450 ft) | -3500 | 74 km |
| Biliran | Compound | 1,301 m (4,268 ft) | 1939 | 195 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 76°F (24°C) | 12.1 in | Coldest |
| February | 78°F (26°C) | 7.7 in | |
| March | 79°F (26°C) | 7.0 in | |
| April | 81°F (27°C) | 5.8 in | Driest |
| May | 83°F (28°C) | 6.5 in | Warmest |
| June | 82°F (28°C) | 9.1 in | |
| July | 80°F (27°C) | 10.4 in | |
| August | 82°F (28°C) | 9.3 in | |
| September | 81°F (27°C) | 10.3 in | |
| October | 81°F (27°C) | 13.9 in | |
| November | 80°F (27°C) | 17.5 in | |
| December | 78°F (26°C) | 18.6 in | Wettest |
Aanislag has a seasonal temperature swing of 7°F / from 76°F in January to 83°F in May. Total annual precipitation is 128.1 inches, with December being the wettest month (18.6") and April the driest (5.8").