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Weather & Climate in Sergio Osmeña Sr, Philippines
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Sergio Osmeña Sr has a warm climate with an average annual temperature of 73°F (23°C). Winters average 71°F in January while summers reach 74°F in July / relatively mild seasonal variation. The area gets 141 sunny days per year, below the national average of 205. Annual precipitation totals 108.7 inches (wetter than the 38-inch national average). The city sits at an elevation of 902 feet.
Temperature
71°F Jan (22°C)
74°F Jul (23°C)
| Annual Average | 73.3°F |
| 36% above US avg | |
| January Average | 71°F (22°C) |
| July Average | 74°F (23°C) |
| Sunny Days | 141 days/yr |
Geography
| Elevation | 902 ft (275 m) |
| Area | 2,335.8 sq mi (6,049.7 km²) |
| Population Density | 2/sq mi |
| Coordinates | 8.1667°N, 123.5000°W |
| Timezone | Asia/Manila |
Precipitation & Snow
Air Quality
Earthquake History
219 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M6.0.
| May 20, 2017 | 25 km S of Alburquerque, Philippines | M6.0 | 144 km | 533 km |
| May 23, 1998 | 6 km WNW of Tabid, Philippines | M6.0 | 25 km | 658 km |
| May 31, 2010 | 11 km SW of Rimpeso, Philippines | M6.0 | 147 km | 20 km |
| May 13, 1994 | 6 km SW of Balagon, Philippines | M5.9 | 41 km | 33 km |
| May 10, 2018 | 29 km WNW of Gadung, Philippines | M5.9 | 147 km | 535 km |
| Jul 1, 2019 | 48 km S of Valencia, Philippines | M5.9 | 135 km | 533 km |
| Jul 23, 2010 | 29 km W of Litayan, Philippines | M5.8 | 99 km | 602 km |
| Aug 13, 2022 | Moro Gulf, Mindanao, Philippines | M5.8 | 144 km | 20 km |
| Oct 16, 1993 | 2 km NE of Malim, Philippines | M5.8 | 78 km | 31 km |
| Jun 14, 2002 | 5 km W of Malabang, Philippines | M5.6 | 86 km | 33 km |
| Sep 8, 1999 | 44 km SE of Malim, Philippines | M5.5 | 116 km | 118 km |
| Dec 18, 1991 | 39 km SSE of Alburquerque, Philippines | M5.5 | 138 km | 519 km |
| Feb 26, 2004 | 9 km NNW of Josefina, Philippines | M5.5 | 14 km | 12 km |
| Apr 28, 1992 | 50 km NW of Matangad, Philippines | M5.4 | 105 km | 568 km |
| Jun 6, 1995 | 39 km SE of Malim, Philippines | M5.4 | 109 km | 34 km |
| Aug 26, 2009 | 25 km SSE of Alburquerque, Philippines | M5.3 | 147 km | 571 km |
| Oct 1, 2011 | 30 km ESE of Malim, Philippines | M5.3 | 92 km | 615 km |
| Jun 1, 2018 | 32 km ESE of Malim, Philippines | M5.3 | 98 km | 575 km |
| Oct 2, 2012 | 15 km NNW of Dumingag, Philippines | M5.3 | 28 km | 52 km |
| Jul 25, 2010 | 50 km W of Gadung, Philippines | M5.3 | 150 km | 618 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
10 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 4.
| Year | Name | Category | Max Wind | Closest |
| 2025 | Kalmaegi | Category 1 | — | 272 km |
| 2021 | Rai | Category 4 | 121 mph | 216 km |
| 2012 | Bopha | Category 4 | 98 mph | 89 km |
| 1995 | Zack | Category 2 | 63 mph | 293 km |
| 1994 | Owen | Category 1 | 69 mph | 252 km |
| 1993 | Nell | Category 1 | 69 mph | 253 km |
| 1990 | Mike | Category 4 | 98 mph | 265 km |
| 1986 | Marge | Category 1 | 69 mph | 234 km |
| 1984 | Ike | Category 4 | 104 mph | 215 km |
| 1982 | Nelson | Category 3 | 104 mph | 274 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tsunami History
1 tsunami recorded within 500 km. Highest wave on record: 0.0 m (0 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1978 | MINDANAO ISLAND, PHILIPPINES | Earthquake | 0.0 m | — | 121 km |
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
2 volcanoes within 200 km. Closest: Cuernos de Negros (126 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Cuernos de Negros | Complex | 1,862 m (6,109 ft) | Unknown | 126 km |
| Camiguin | Stratovolcano(es) | 1,552 m (5,092 ft) | 1953 | 173 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 71°F (22°C) | 5.4 in | Coldest |
| February | 72°F (22°C) | 3.9 in | Driest |
| March | 73°F (23°C) | 4.7 in | |
| April | 75°F (24°C) | 5.3 in | |
| May | 75°F (24°C) | 10.8 in | Warmest |
| June | 74°F (23°C) | 14.0 in | Wettest |
| July | 74°F (23°C) | 12.2 in | |
| August | 74°F (23°C) | 11.0 in | |
| September | 74°F (23°C) | 11.9 in | |
| October | 73°F (23°C) | 11.5 in | |
| November | 73°F (23°C) | 10.5 in | |
| December | 72°F (22°C) | 7.6 in |
Sergio Osmeña Sr has a seasonal temperature swing of 4°F / from 71°F in January to 75°F in May. Total annual precipitation is 108.7 inches, with June being the wettest month (14.0") and February the driest (3.9").