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Weather & Climate in San Mariano, Philippines
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
San Mariano has a warm climate with an average annual temperature of 74°F (23°C). Winters average 72°F in January while summers reach 74°F in July / relatively mild seasonal variation. The area gets 145 sunny days per year, below the national average of 205. Annual precipitation totals 106.1 inches (wetter than the 38-inch national average). The city sits at an elevation of 735 feet.
Temperature
72°F Jan (22°C)
74°F Jul (23°C)
| Annual Average | 73.5°F |
| 36% above US avg | |
| January Average | 72°F (22°C) |
| July Average | 74°F (23°C) |
| Sunny Days | 145 days/yr |
Geography
| Elevation | 735 ft (224 m) |
| Area | 1,939.3 sq mi (5,022.7 km²) |
| Population Density | 10/sq mi |
| Coordinates | 7.5000°N, 126.0000°W |
| Timezone | Asia/Manila |
Precipitation & Snow
Air Quality
Earthquake History
1,682 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M7.5.
| Jan 1, 2001 | 21 km SE of Lukatan, Philippines | M7.5 | 93 km | 33 km |
| May 17, 1992 | 23 km ESE of Santiago, Philippines | M7.3 | 91 km | 33 km |
| Aug 11, 2021 | 60 km ENE of Pondaguitan, Philippines | M7.1 | 139 km | 55 km |
| May 17, 1992 | 9 km SE of Santiago, Philippines | M7.1 | 77 km | 33 km |
| May 11, 1993 | 3 km E of Manay, Philippines | M7.0 | 70 km | 59 km |
| Jan 1, 2001 | Mindanao, Philippines | M6.8 | 139 km | 33 km |
| Aug 2, 2024 | 20 km E of Barcelona, Philippines | M6.8 | 102 km | 32 km |
| Nov 13, 1991 | 4 km ESE of Hinatuan, Philippines | M6.8 | 104 km | 36 km |
| Oct 25, 1990 | 13 km E of Tidman, Philippines | M6.5 | 103 km | 44 km |
| Jan 2, 2001 | 51 km SE of Lukatan, Philippines | M6.4 | 122 km | 33 km |
| Sep 23, 2016 | 36 km SE of Tamisan, Philippines | M6.3 | 117 km | 65 km |
| Jan 1, 2002 | 3 km S of Lais, Philippines | M6.3 | 139 km | 138 km |
| Aug 3, 2024 | 44 km E of Barcelona, Philippines | M6.3 | 121 km | 15 km |
| Sep 15, 1997 | 23 km ESE of Barcelona, Philippines | M6.2 | 97 km | 51 km |
| May 31, 2019 | 34 km ESE of Pondaguitan, Philippines | M6.1 | 146 km | 99 km |
| Apr 19, 2022 | 41 km E of Santiago, Philippines | M6.1 | 108 km | 19 km |
| Oct 5, 2000 | 46 km ESE of Jovellar, Philippines | M6.1 | 116 km | 87 km |
| Feb 7, 2021 | 9 km W of Magsaysay, Philippines | M6.0 | 128 km | 16 km |
| Apr 5, 2018 | 43 km ESE of Tarragona, Philippines | M6.0 | 114 km | 34 km |
| Apr 20, 2022 | 50 km ESE of Manay, Philippines | M6.0 | 118 km | 19 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
6 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 5.
| Year | Name | Category | Max Wind | Closest |
| 2021 | Rai | Category 5 | 121 mph | 270 km |
| 2012 | Bopha | Category 5 | 115 mph | 35 km |
| 1993 | Nell | Category 1 | 69 mph | 209 km |
| 1990 | Mike | Category 5 | 109 mph | 297 km |
| 1986 | Marge | Category 2 | 98 mph | 224 km |
| 1984 | Ike | Category 4 | 104 mph | 224 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tsunami History
7 tsunamis recorded within 500 km. Highest wave on record: 6.0 m (20 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1992 | PHILIPPINES | Earthquake | 6.0 m | — | 91 km |
| 2023 | E. MINDANAO ISLAND | Earthquake | 0.3 m | 3 | 124 km |
| 2025 | MINDANAO ISLAND, PHILIPPINES | Earthquake | 0.3 m | 10 | 80 km |
| 1970 | PHILIPPINE TRENCH | Earthquake | 0.1 m | — | 110 km |
| 2021 | MINDANAO ISLAND, PHILIPPINES | Earthquake | 0.1 m | 1 | 142 km |
| 1924 | E. MINDANAO ISLAND | Eruption + Earthquake | — | — | 124 km |
| 1921 | PHILIPPINE TRENCH | Earthquake | — | — | 123 km |
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
3 volcanoes within 200 km. Closest: Leonard Range (14 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Leonard Range | Stratovolcano | 1,080 m (3,543 ft) | 120 | 14 km |
| Apo | Stratovolcano | 2,938 m (9,639 ft) | Unknown | 99 km |
| Matutum | Stratovolcano | 2,286 m (7,500 ft) | 1290 | 162 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 72°F (22°C) | 13.4 in | Coldest, Wettest |
| February | 72°F (22°C) | 9.8 in | |
| March | 73°F (23°C) | 8.9 in | |
| April | 74°F (24°C) | 8.1 in | |
| May | 75°F (24°C) | 10.0 in | Warmest |
| June | 74°F (23°C) | 8.7 in | |
| July | 74°F (23°C) | 7.2 in | |
| August | 74°F (23°C) | 6.4 in | Driest |
| September | 74°F (23°C) | 6.5 in | |
| October | 74°F (23°C) | 7.8 in | |
| November | 74°F (23°C) | 7.9 in | |
| December | 73°F (23°C) | 11.4 in |
San Mariano has a seasonal temperature swing of 3°F / from 72°F in January to 75°F in May. Total annual precipitation is 106.1 inches, with January being the wettest month (13.4") and August the driest (6.4").