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Santo Tomas, Philippines

Full City Profile

2,772 Population 17/sq mi density
108 ft Elevation 33 meters
81°F Avg Temperature 27°C
Santo Tomas has a warm climate with an average annual temperature of 81°F (27°C). Winters average 75°F in January while summers reach 84°F in July. The area gets 210 sunny days per year. Annual precipitation totals 69.7 inches. The area receives 0.0 inches of snow annually.

Temperature

75°F Jan (24°C) 84°F Jul (29°C)
Annual Average80.6°F
49% above US avg
January Average75°F (24°C)
July Average84°F (29°C)
Sunny Days210 days/yr

Geography

Elevation108 ft (33 m)
Area166.2 sq mi (430.4 km²)
Population Density17/sq mi
Coordinates17.3997°N, 121.7646°W
TimezoneAsia/Manila

Precipitation & Snow

Annual Rainfall 69.7"
83% above US avg
Snowfall 0.0"
Wettest Month (Oct) 12.28"
Driest Month (Feb) 1.06"

Air Quality

Earthquake History

462 earthquakes (M2.5+) within 150 km since 1990. Strongest: M7.0. Most recent: M4.7 on Aug 11, 2025.

Jul 27, 2022 11 km NE of Bantay, Philippines M7.0 101 km
Jul 17, 1990 14 km NNW of Salinas, Philippines M6.5 131 km
Mar 19, 1992 7 km NNW of Besao, Philippines M6.3 103 km
Jul 17, 1990 10 km ESE of Ambuclao, Philippines M6.1 146 km
Jul 20, 1990 8 km WNW of Salinas, Philippines M5.8 143 km
Apr 8, 1997 29 km ENE of Piddig, Philippines M5.8 133 km
Mar 2, 2010 Luzon, Philippines M5.8 110 km
Jul 18, 2000 15 km ESE of Espiritu, Philippines M5.7 118 km
Jan 13, 2008 4 km SSE of Bontoc, Philippines M5.7 91 km
Jul 21, 1990 11 km WNW of Salinas, Philippines M5.7 143 km
Jul 18, 1990 13 km WNW of Busilak, Philippines M5.6 128 km
Jul 16, 1990 19 km NNW of Salinas, Philippines M5.6 132 km
Dec 20, 1995 2 km SE of Claveria, Philippines M5.5 150 km
Jan 12, 2001 19 km SE of Bantay, Philippines M5.5 91 km
Jun 9, 2016 5 km WNW of Uddiawan, Philippines M5.4 116 km
Jan 8, 1993 21 km NW of Kabugao, Philippines M5.4 113 km
Jul 22, 1990 7 km WSW of Busilak, Philippines M5.4 130 km
Feb 7, 2024 16 km SW of Claveria, Philippines M5.4 149 km
Jul 15, 2025 2 km SW of Piddig, Philippines M5.4 140 km
Nov 18, 2001 13 km S of Namuac, Philippines M5.4 137 km
Source: USGS (M2.5+, 1990–2025)

Hurricane History

112 hurricanes (Cat 1+) within 500 km since 1980. Strongest: Category 5.

Year Name Category Closest
2025 Ragasa Category 5 211 km
2025 Fung-wong Category 4 145 km
2025 Co-may Category 1 281 km
2025 Matmo Category 1 78 km
2024 Krathon Category 4 286 km
2024 Yinxing Category 4 136 km
2024 Man-yi Category 4 151 km
2024 Usagi Category 4 66 km
2024 Ewiniar Category 2 209 km
2024 Toraji Category 1 83 km
2023 Saola Category 5 129 km
2023 Doksuri Category 4 171 km
2022 Noru Category 5 248 km
2022 Ma-on Category 1 48 km
2021 Chanthu Category 5 182 km
2020 Vamco Category 3 261 km
2019 Kalmaegi Category 2 131 km
2018 Mangkhut Category 5 77 km
2018 Yutu Category 4 80 km
2016 Sarika Category 4 187 km
Source: NOAA IBTrACS (Cat 1+, 1980–2026)

Tsunami History

4 tsunamis recorded within 500 km. Highest wave on record: 0.2 m (1 ft).

Year Location Cause Max Wave Deaths Distance
1968 E. LUZON ISLAND Earthquake 0.2 m 270 110 km
2022 N. LUZON ISLAND Earthquake 0.1 m 11 101 km
1983 LUZON ISLAND Earthquake 16 133 km
1627 W. LUZON ISLAND Earthquake 145 km
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.

Nearby Volcanoes

3 volcanoes within 200 km. Closest: Ambalatungan Group (71 km).

Name Type Elevation Last Eruption Distance
Ambalatungan Group Compound 2,329 m (7,641 ft) Unknown 71 km
Cagua Stratovolcano 1,133 m (3,717 ft) 1860 99 km
Camiguin de Babuyanes Stratovolcano 712 m (2,336 ft) 1857 159 km
Source: Smithsonian Institution Global Volcanism Program (GVP). Sorted by distance.

Monthly Weather

Month Avg Temperature Precipitation Summary
January 75°F (24°C) 1.6 in Coldest
February 77°F (25°C) 1.1 in Driest
March 81°F (27°C) 1.3 in
April 84°F (29°C) 2.1 in
May 85°F (29°C) 5.2 in Warmest
June 85°F (29°C) 6.0 in
July 84°F (29°C) 7.0 in
August 83°F (28°C) 8.7 in
September 82°F (28°C) 8.4 in
October 80°F (27°C) 12.3 in Wettest
November 78°F (26°C) 10.9 in
December 75°F (24°C) 5.2 in

Santo Tomas has a seasonal temperature swing of 10°F / from 75°F in January to 85°F in May. Total annual precipitation is 69.7 inches, with October being the wettest month (12.3") and February the driest (1.1").

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