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Weather & Climate in Inabaan Sur, Philippines
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Inabaan Sur has a warm climate with an average annual temperature of 72°F (22°C). Winters average 69°F in January while summers reach 73°F in July / relatively mild seasonal variation. The area gets 321 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 176.0 inches (wetter than the 38-inch national average). The city sits at an elevation of 591 feet.
Temperature
69°F Jan (21°C)
73°F Jul (23°C)
| Annual Average | 71.9°F |
| 33% above US avg | |
| January Average | 69°F (21°C) |
| July Average | 73°F (23°C) |
| Sunny Days | 321 days/yr |
Geography
| Elevation | 591 ft (180 m) |
| Area | 98.4 sq mi (255.0 km²) |
| Population Density | 29/sq mi |
| Coordinates | 16.2630°N, 120.4781°W |
| Timezone | Asia/Manila |
Precipitation & Snow
Air Quality
Earthquake History
743 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M7.7.
| Jul 16, 1990 | 4 km E of Macapsing, Philippines | M7.7 | 99 km | 25 km |
| Dec 11, 1999 | 14 km WNW of Bolitoc, Philippines | M7.3 | 96 km | 33 km |
| Jul 27, 2022 | 11 km NE of Bantay, Philippines | M7.0 | 145 km | 34 km |
| Jul 17, 1990 | 14 km NNW of Salinas, Philippines | M6.5 | 60 km | 23 km |
| Mar 19, 1992 | 7 km NNW of Besao, Philippines | M6.3 | 106 km | 15 km |
| Jan 6, 2000 | Luzon, Philippines | M6.2 | 108 km | 33 km |
| Apr 22, 2019 | 3 km WSW of San Francisco, Philippines | M6.1 | 146 km | 22 km |
| Jul 17, 1990 | 10 km ESE of Ambuclao, Philippines | M6.1 | 43 km | 18 km |
| Jan 6, 2003 | 25 km WSW of Bolitoc, Philippines | M6.0 | 111 km | 10 km |
| Nov 20, 1996 | 3 km ENE of Taloy, Philippines | M5.9 | 11 km | 33 km |
| Jun 16, 2012 | 37 km WSW of Bolitoc, Philippines | M5.9 | 123 km | 28 km |
| Jul 20, 1990 | 8 km WNW of Salinas, Philippines | M5.8 | 51 km | 17 km |
| Jan 13, 2008 | 4 km SSE of Bontoc, Philippines | M5.7 | 103 km | 10 km |
| Jul 21, 1990 | 11 km WNW of Salinas, Philippines | M5.7 | 50 km | 26 km |
| Jun 14, 2000 | 24 km W of Tamorong, Philippines | M5.7 | 121 km | 63 km |
| Jun 19, 2000 | 4 km WNW of Santa Maria, Philippines | M5.7 | 79 km | 33 km |
| Jul 16, 1990 | 2 km NNE of Caronoan West, Philippines | M5.7 | 3 km | 13 km |
| Jun 15, 1991 | 6 km WSW of Calingcuan, Philippines | M5.7 | 105 km | 10 km |
| Jul 16, 1990 | 19 km NNW of Salinas, Philippines | M5.6 | 56 km | 16 km |
| Jul 23, 1990 | 6 km S of Loacan, Philippines | M5.6 | 32 km | 20 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
99 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 | — | 33 km |
| 2025 | Matmo | Category 1 | — | 94 km |
| 2025 | Co-may | Category 1 | — | 106 km |
| 2024 | Usagi | Category 4 | 109 mph | 251 km |
| 2024 | Man-yi | Category 4 | 115 mph | 35 km |
| 2024 | Yinxing | Category 4 | 115 mph | 245 km |
| 2024 | Ewiniar | Category 2 | 86 mph | 232 km |
| 2024 | Toraji | Category 1 | 81 mph | 105 km |
| 2023 | Saola | Category 4 | 109 mph | 261 km |
| 2022 | Noru | Category 4 | 109 mph | 105 km |
| 2022 | Ma-on | Category 1 | — | 229 km |
| 2020 | Vamco | Category 3 | 86 mph | 119 km |
| 2020 | Goni | Category 3 | 69 mph | 289 km |
| 2018 | Mangkhut | Category 5 | 127 mph | 206 km |
| 2018 | Yutu | Category 3 | 92 mph | 48 km |
| 2016 | Haima | Category 4 | 115 mph | 208 km |
| 2016 | Sarika | Category 4 | 109 mph | 45 km |
| 2016 | Nock-ten | Category 1 | 81 mph | 259 km |
| 2016 | Tokage | Category 1 | 52 mph | 248 km |
| 2015 | Noul | Category 5 | 127 mph | 283 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tsunami History
5 tsunamis recorded within 500 km. Highest wave on record: 4.3 m (14 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1970 | PHILIPPINE SEA | Earthquake | 4.3 m | 15 | 142 km |
| 1990 | W. LUZON ISLAND | Earthquake | 2.0 m | 2,412 | 99 km |
| 1999 | LUZON ISLAND | Earthquake | 1.5 m | 5 | 96 km |
| 2022 | N. LUZON ISLAND | Earthquake | 0.1 m | 11 | 145 km |
| 1880 | E. LUZON ISLAND | Eruption + Earthquake | — | 20 | 149 km |
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
5 volcanoes within 200 km. Closest: Arayat (122 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Arayat | Stratovolcano | 1,026 m (3,366 ft) | Unknown | 122 km |
| Pinatubo | Stratovolcano | 1,486 m (4,875 ft) | 1993 | 127 km |
| Ambalatungan Group | Compound | 2,329 m (7,641 ft) | Unknown | 135 km |
| Natib | Stratovolcano | 1,253 m (4,111 ft) | Unknown | 172 km |
| Mariveles | Stratovolcano | 1,388 m (4,554 ft) | -2050 | 193 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 69°F (21°C) | 0.2 in | Coldest, Driest |
| February | 79°F (26°C) | 0.3 in | |
| March | 81°F (27°C) | 0.7 in | |
| April | 84°F (29°C) | 1.7 in | |
| May | 84°F (29°C) | 8.4 in | Warmest |
| June | 82°F (28°C) | 13.3 in | |
| July | 73°F (23°C) | 19.3 in | |
| August | 80°F (27°C) | 23.4 in | Wettest |
| September | 81°F (27°C) | 14.3 in | |
| October | 81°F (27°C) | 7.1 in | |
| November | 80°F (27°C) | 2.6 in | |
| December | 78°F (26°C) | 0.7 in |
Inabaan Sur has a seasonal temperature swing of 15°F / from 69°F in January to 84°F in May. Total annual precipitation is 92.0 inches, with August being the wettest month (23.4") and January the driest (0.2").