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Alfonso, Philippines

Full City Profile

9,446 Population 367/sq mi density
1,355 ft Elevation 413 meters
79°F Avg Temperature 26°C
Alfonso 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. The area gets 334 sunny days per year. Annual precipitation totals 59.0 inches. The area receives 0.0 inches of snow annually.

Temperature

76°F Jan (24°C) 80°F Jul (27°C)
Annual Average79.3°F
47% above US avg
January Average76°F (24°C)
July Average80°F (27°C)
Sunny Days334 days/yr

Geography

Elevation1,355 ft (413 m)
Area25.7 sq mi (66.6 km²)
Population Density367/sq mi
Coordinates14.1408°N, 120.8539°W
TimezoneAsia/Manila

Precipitation & Snow

Annual Rainfall 59.0"
55% above US avg
Snowfall 0.0"
Wettest Month (Jul) 16.10"
Driest Month (Feb) 0.71"

Air Quality

Earthquake History

1,077 earthquakes (M2.5+) within 150 km since 1990. Strongest: M7.1. Most recent: M4.6 on Aug 28, 2025.

Nov 14, 1994 10 km E of Sabang, Philippines M7.1 72 km
Jul 23, 2021 15 km S of Hukay, Philippines M6.7 50 km
Oct 9, 2003 18 km WSW of Tagbak, Philippines M6.2 108 km
Jun 15, 2023 Mindoro, Philippines M6.2 44 km
Aug 11, 2017 1 km SE of Tuy, Philippines M6.2 19 km
Apr 22, 2019 3 km WSW of San Francisco, Philippines M6.1 98 km
May 21, 2022 1 km S of Lian, Philippines M6.1 26 km
Jul 30, 1996 38 km WSW of Sabang, Philippines M6.1 105 km
Aug 23, 1998 22 km W of Sabang, Philippines M6.1 107 km
Sep 15, 2004 24 km WNW of Looc, Philippines M6.0 49 km
Mar 25, 2010 2 km SW of Tagbak, Philippines M6.0 91 km
Apr 8, 2017 1 km NNW of Mabini, Philippines M5.9 42 km
Jan 10, 2015 5 km NW of Mabayo, Philippines M5.9 96 km
Jul 25, 2011 Luzon, Philippines M5.9 125 km
Mar 29, 1993 Mindoro, Philippines M5.9 93 km
Aug 13, 2021 10 km WNW of Tingloy, Philippines M5.9 50 km
Jul 20, 1996 3 km WNW of Hukay, Philippines M5.9 37 km
Oct 21, 2000 15 km W of Tingloy, Philippines M5.9 53 km
Feb 20, 1994 9 km WNW of Tingloy, Philippines M5.9 51 km
Mar 1, 2006 7 km NE of Paluan, Philippines M5.8 84 km
Source: USGS (M2.5+, 1990–2025)

Hurricane History

80 hurricanes (Cat 1+) within 500 km since 1980. Strongest: Category 4.

Year Name Category Closest
2025 Fung-wong Category 4 233 km
2025 Bualoi Category 1 288 km
2025 Co-may Category 1 250 km
2024 Man-yi Category 4 216 km
2024 Ewiniar Category 2 124 km
2024 Toraji Category 1 286 km
2022 Noru Category 4 130 km
2021 Conson Category 1 116 km
2020 Goni Category 4 85 km
2020 Vamco Category 3 117 km
2020 Molave Category 2 122 km
2020 Vongfong Category 1 220 km
2019 Kammuri Category 4 106 km
2019 Phanfone Category 3 190 km
2018 Yutu Category 4 282 km
2016 Sarika Category 4 201 km
2016 Nock-ten Category 3 52 km
2016 Tokage Category 1 217 km
2015 Koppu Category 4 215 km
2015 Melor Category 4 66 km
Source: NOAA IBTrACS (Cat 1+, 1980–2026)

Tsunami History

7 tsunamis recorded within 500 km. Highest wave on record: 7.3 m (24 ft).

Year Location Cause Max Wave Deaths Distance
1994 PHILIPPINE ISLANDS Earthquake 7.3 m 81 72 km
1965 TAAL, LUZON ISLAND Astronomical 4.7 m 355 22 km
1911 TAAL, LUZON ISLAND Astronomical 3.0 m 1,335 22 km
1889 MINDORO ISLAND Earthquake 0.1 m 73 km
1937 W. LUZON ISLAND Earthquake 1 80 km
1749 TAAL, LUZON ISLAND Astronomical 22 km
1716 TAAL, LUZON ISLAND Astronomical 22 km
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.

Nearby Volcanoes

8 volcanoes within 200 km. Closest: Taal (22 km).

Name Type Elevation Last Eruption Distance
Taal Caldera 311 m (1,020 ft) 2020 22 km
San Pablo Volcanic Field Stratovolcano 1,090 m (3,576 ft) 1350 48 km
Laguna Caldera Caldera 743 m (2,438 ft) Unknown 55 km
Mariveles Stratovolcano 1,388 m (4,554 ft) -2050 59 km
Banahaw Complex 2,158 m (7,080 ft) Unknown 68 km
Natib Stratovolcano 1,253 m (4,111 ft) Unknown 81 km
Arayat Stratovolcano 1,026 m (3,366 ft) Unknown 118 km
Pinatubo Stratovolcano 1,486 m (4,875 ft) 1993 123 km
Source: Smithsonian Institution Global Volcanism Program (GVP). Sorted by distance.

Monthly Weather

Month Avg Temperature Precipitation Summary
January 76°F (24°C) 1.3 in
February 76°F (25°C) 0.7 in Driest
March 78°F (26°C) 0.9 in
April 81°F (27°C) 1.6 in Warmest
May 80°F (27°C) 6.7 in
June 79°F (26°C) 10.4 in
July 80°F (27°C) 16.1 in Wettest
August 77°F (25°C) 15.7 in
September 78°F (25°C) 12.9 in
October 78°F (25°C) 9.1 in
November 77°F (25°C) 7.2 in
December 76°F (24°C) 4.2 in Coldest

Alfonso has a seasonal temperature swing of 5°F / from 76°F in December to 81°F in April. Total annual precipitation is 86.8 inches, with July being the wettest month (16.1") and February the driest (0.7").

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