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Weather & Climate in San Antonio, Philippines
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
San Antonio 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 318 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 115.5 inches (wetter than the 38-inch national average). The city sits at an elevation of 157 feet.
Temperature
76°F Jan (24°C)
80°F Jul (26°C)
| Annual Average | 79.0°F |
| 46% above US avg | |
| January Average | 76°F (24°C) |
| July Average | 80°F (26°C) |
| Sunny Days | 318 days/yr |
Geography
| Elevation | 157 ft (48 m) |
| Area | 12.3 sq mi (32.0 km²) |
| Population Density | 214/sq mi |
| Coordinates | 10.8000°N, 122.4500°W |
| Timezone | Asia/Manila |
Precipitation & Snow
Air Quality
Earthquake History
290 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M7.1.
| Jun 14, 1990 | 0 km ESE of Union, Philippines | M7.1 | 123 km | 18 km |
| Feb 6, 2012 | 2 km NNE of Jimalalud, Philippines | M6.7 | 122 km | 11 km |
| Jul 11, 2011 | 33 km WSW of Cayhagan, Philippines | M6.4 | 147 km | 19 km |
| Feb 6, 2012 | 0 km NW of Amdos, Philippines | M6.0 | 124 km | 9 km |
| May 12, 1997 | 43 km SW of Magdalena, Philippines | M5.9 | 111 km | 33 km |
| Feb 6, 2012 | 6 km WNW of Tiguib, Philippines | M5.8 | 129 km | 15 km |
| Nov 14, 2012 | 1 km W of Kaliling, Philippines | M5.7 | 91 km | 41 km |
| Jun 14, 1990 | 19 km SSW of Union, Philippines | M5.6 | 114 km | 18 km |
| Sep 29, 2000 | 34 km SW of Taclobo, Philippines | M5.6 | 142 km | 33 km |
| Feb 6, 2012 | 3 km WNW of McKinley, Philippines | M5.6 | 116 km | 10 km |
| Jul 23, 1990 | 7 km W of Da-an Sur, Philippines | M5.6 | 53 km | 16 km |
| Jun 14, 1990 | 8 km SSW of Manika, Philippines | M5.5 | 61 km | 23 km |
| Jun 9, 2014 | 30 km WNW of Linaon, Philippines | M5.4 | 84 km | 14 km |
| Aug 15, 2016 | 21 km SE of Bugasong, Philippines | M5.4 | 30 km | 29 km |
| Nov 15, 2001 | 10 km SSE of Candoni, Philippines | M5.4 | 121 km | 33 km |
| May 21, 1992 | 2 km NNW of Ponong, Philippines | M5.4 | 38 km | 33 km |
| Jul 12, 2011 | 13 km WSW of Sipalay, Philippines | M5.4 | 124 km | 10 km |
| Nov 9, 1996 | 34 km WSW of Magdalena, Philippines | M5.4 | 101 km | 33 km |
| Jul 11, 2011 | 28 km WSW of Alim, Philippines | M5.3 | 146 km | 10 km |
| Jul 11, 2011 | 30 km WSW of Maricalom, Philippines | M5.3 | 140 km | 10 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
37 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 5.
| Year | Name | Category | Max Wind | Closest |
| 2025 | Kalmaegi | Category 1 | — | 45 km |
| 2021 | Rai | Category 4 | 109 mph | 78 km |
| 2020 | Molave | Category 2 | 81 mph | 267 km |
| 2020 | Vongfong | Category 2 | 81 mph | 236 km |
| 2019 | Kammuri | Category 4 | 104 mph | 257 km |
| 2019 | Phanfone | Category 3 | 92 mph | 111 km |
| 2016 | Nock-ten | Category 4 | 115 mph | 292 km |
| 2015 | Melor | Category 4 | 109 mph | 234 km |
| 2014 | Hagupit | Category 2 | 98 mph | 227 km |
| 2013 | Haiyan | Category 5 | 127 mph | 69 km |
| 2012 | Bopha | Category 3 | 81 mph | 163 km |
| 2008 | Fengshen | Category 3 | 104 mph | 125 km |
| 2006 | Xangsane | Category 4 | 98 mph | 300 km |
| 2006 | Utor | Category 3 | 86 mph | 123 km |
| 2006 | Chanchu | Category 2 | 63 mph | 244 km |
| 2005 | Roke | Category 1 | 52 mph | 148 km |
| 2004 | Muifa | Category 1 | 63 mph | 241 km |
| 1998 | Faith | Category 1 | 75 mph | 136 km |
| 1995 | Zack | Category 2 | 63 mph | 20 km |
| 1995 | Sibyl | Category 2 | 58 mph | 244 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tsunami History
2 tsunamis recorded within 500 km. Highest wave on record: 5.0 m (16 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 2012 | TANON STRAIT | Earthquake | 5.0 m | 51 | 122 km |
| 1948 | SULU SEA | Earthquake | — | 74 | 25 km |
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
4 volcanoes within 200 km. Closest: Silay (85 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Silay | Stratovolcano | 1,510 m (4,954 ft) | Unknown | 85 km |
| Kanlaon | Stratovolcano | 2,435 m (7,989 ft) | 2017 | 86 km |
| Mandalagan | Complex | 1,885 m (6,184 ft) | Unknown | 89 km |
| Cuernos de Negros | Complex | 1,862 m (6,109 ft) | Unknown | 190 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 76°F (24°C) | 2.2 in | Coldest |
| February | 80°F (27°C) | 1.3 in | Driest |
| March | 81°F (27°C) | 1.7 in | |
| April | 83°F (29°C) | 2.6 in | |
| May | 84°F (29°C) | 6.6 in | Warmest |
| June | 82°F (28°C) | 11.7 in | |
| July | 80°F (26°C) | 13.8 in | Wettest |
| August | 81°F (27°C) | 13.5 in | |
| September | 81°F (27°C) | 12.4 in | |
| October | 81°F (27°C) | 11.5 in | |
| November | 81°F (27°C) | 8.0 in | |
| December | 80°F (27°C) | 3.9 in |
San Antonio has a seasonal temperature swing of 8°F / from 76°F in January to 84°F in May. Total annual precipitation is 89.2 inches, with July being the wettest month (13.8") and February the driest (1.3").