Sign In Register

Weather & Climate in Olongapo, Philippines

Temperature, precipitation, air quality, natural hazards, and monthly weather data.

Olongapo has a warm climate with an average annual temperature of 80°F (27°C). Winters average 76°F in January while summers reach 80°F in July / relatively mild seasonal variation. The area gets 332 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 70.4 inches (wetter than the 38-inch national average). The city sits at an elevation of 36 feet.

Temperature

76°F Jan (25°C) 80°F Jul (27°C)
Annual Average79.9°F
48% above US avg
January Average76°F (25°C)
July Average80°F (27°C)
Sunny Days332 days/yr

Geography

Elevation36 ft (11 m)
Area71.4 sq mi (185.0 km²)
Population Density3,096/sq mi
Coordinates14.8292°N, 120.2828°W
TimezoneAsia/Manila

Precipitation & Snow

Annual Rainfall 70.4"
85% above US avg
Snowfall 0.0"
Wettest Month (Aug) 39.25"
Driest Month (Feb) 0.16"

Air Quality

Earthquake History

1,107 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M7.7.

Jul 16, 1990 4 km E of Macapsing, Philippines M7.7 134 km 25 km
Dec 11, 1999 14 km WNW of Bolitoc, Philippines M7.3 119 km 33 km
Jul 23, 2021 15 km S of Hukay, Philippines M6.7 134 km 110 km
Mar 13, 2022 75 km WNW of Cabra, Philippines M6.4 127 km 11 km
Jun 15, 2023 Mindoro, Philippines M6.2 128 km 112 km
Aug 11, 2017 1 km SE of Tuy, Philippines M6.2 104 km 172 km
Oct 9, 2003 18 km WSW of Tagbak, Philippines M6.2 125 km 33 km
Apr 22, 2019 3 km WSW of San Francisco, Philippines M6.1 29 km 22 km
Jul 30, 1996 38 km WSW of Sabang, Philippines M6.1 50 km 33 km
May 21, 2022 1 km S of Lian, Philippines M6.1 98 km 129 km
Aug 23, 1998 22 km W of Sabang, Philippines M6.1 29 km 70 km
Mar 25, 2010 2 km SW of Tagbak, Philippines M6.0 114 km 16 km
Jan 6, 2003 25 km WSW of Bolitoc, Philippines M6.0 113 km 10 km
Sep 15, 2004 24 km WNW of Looc, Philippines M6.0 69 km 115 km
Oct 21, 2000 15 km W of Tingloy, Philippines M5.9 137 km 152 km
Jan 24, 1990 78 km WSW of San Nicolas, Philippines M5.9 94 km 23 km
Jul 25, 2011 Luzon, Philippines M5.9 29 km 35 km
Jan 10, 2015 5 km NW of Mabayo, Philippines M5.9 8 km 59 km
Jul 20, 1996 3 km WNW of Hukay, Philippines M5.9 116 km 110 km
Jun 16, 2012 37 km WSW of Bolitoc, Philippines M5.9 115 km 28 km
Source: USGS Earthquake Catalog (M2.5+, 1990-2025). Sorted by magnitude.

Hurricane History

78 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 4.

Year Name Category Max Wind Closest
2025 Fung-wong Category 3 - 181 km
2025 Matmo Category 1 - 250 km
2025 Bualoi Category 1 - 266 km
2025 Co-may Category 1 - 152 km
2024 Man-yi Category 4 115 mph 179 km
2024 Ewiniar Category 2 86 mph 176 km
2024 Toraji Category 1 81 mph 249 km
2022 Noru Category 4 109 mph 69 km
2021 Conson Category 1 - 213 km
2020 Vamco Category 3 86 mph 54 km
2020 Goni Category 3 69 mph 176 km
2020 Molave Category 2 86 mph 192 km
2019 Phanfone Category 3 86 mph 248 km
2019 Kammuri Category 3 92 mph 164 km
2018 Yutu Category 3 92 mph 197 km
2016 Sarika Category 4 109 mph 142 km
2016 Nock-ten Category 3 98 mph 101 km
2016 Tokage Category 1 58 mph 239 km
2015 Melor Category 4 98 mph 103 km
2015 Koppu Category 4 115 mph 171 km
Source: NOAA IBTrACS (Category 1+, 1980-2026).

Tsunami History

7 tsunamis recorded within 500 km. Highest wave on record: 4.7 m (15 ft).

Year Location Cause Max Wave Deaths Distance
1965 TAAL, LUZON ISLAND Astronomical 4.7 m 355 120 km
1911 TAAL, LUZON ISLAND Astronomical 3.0 m 1,335 120 km
1990 W. LUZON ISLAND Earthquake 2.0 m 2,412 134 km
1999 LUZON ISLAND Earthquake 1.5 m 5 119 km
1937 W. LUZON ISLAND Earthquake - 1 136 km
1749 TAAL, LUZON ISLAND Astronomical - - 120 km
1716 TAAL, LUZON ISLAND Astronomical - - 120 km
Source: NOAA/NCEI Historical Tsunami Database.

Nearby Volcanoes

8 volcanoes within 200 km. Closest: Natib (18 km).

Name Type Elevation Last Eruption Distance
Natib Stratovolcano 1,253 m (4,111 ft) Unknown 18 km
Pinatubo Stratovolcano 1,486 m (4,875 ft) 1993 34 km
Mariveles Stratovolcano 1,388 m (4,554 ft) -2050 40 km
Arayat Stratovolcano 1,026 m (3,366 ft) Unknown 64 km
Laguna Caldera Caldera 743 m (2,438 ft) Unknown 116 km
Taal Caldera 311 m (1,020 ft) 2020 120 km
San Pablo Volcanic Field Stratovolcano 1,090 m (3,576 ft) 1350 135 km
Banahaw Complex 2,158 m (7,080 ft) Unknown 154 km
Source: Smithsonian Institution Global Volcanism Program (GVP).

Monthly Weather

Month Avg Temperature Precipitation Summary
January 76°F (25°C) 0.2 in Coldest
February 79°F (26°C) 0.2 in Driest
March 81°F (27°C) 0.3 in
April 84°F (29°C) 0.9 in Warmest
May 83°F (28°C) 8.8 in
June 81°F (27°C) 19.2 in
July 80°F (27°C) 27.3 in
August 79°F (26°C) 39.3 in Wettest
September 80°F (26°C) 20.0 in
October 80°F (27°C) 8.9 in
November 80°F (26°C) 3.4 in
December 78°F (26°C) 0.9 in

Olongapo has a seasonal temperature swing of 7°F / from 76°F in January to 84°F in April. Total annual precipitation is 129.1 inches, with August being the wettest month (39.3") and February the driest (0.2").

View full profile of Olongapo, Philippines →