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Weather & Climate in Rosario, Philippines
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Rosario has a warm climate with an average annual temperature of 81°F (27°C). Winters average 78°F in January while summers reach 81°F in July / relatively mild seasonal variation. The area gets 105 sunny days per year, below the national average of 205. Annual precipitation totals 148.6 inches (wetter than the 38-inch national average). The city sits at an elevation of 89 feet.
Temperature
78°F Jan (26°C)
81°F Jul (27°C)
| Annual Average | 80.5°F |
| 49% above US avg | |
| January Average | 78°F (26°C) |
| July Average | 81°F (27°C) |
| Sunny Days | 105 days/yr |
Geography
| Elevation | 89 ft (27 m) |
| Area | 135.9 sq mi (352.1 km²) |
| Population Density | 0/sq mi |
| Coordinates | 8.3869°N, 126.0033°W |
| Timezone | Asia/Manila |
Precipitation & Snow
Air Quality
Earthquake History
1,869 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M7.1.
| May 17, 1992 | 9 km SE of Santiago, Philippines | M7.1 | 146 km | 33 km |
| Feb 18, 1991 | 18 km E of Aras-asan, Philippines | M7.0 | 75 km | 24 km |
| May 11, 1993 | 3 km E of Manay, Philippines | M7.0 | 144 km | 59 km |
| Aug 2, 2024 | 20 km E of Barcelona, Philippines | M6.8 | 71 km | 32 km |
| Nov 13, 1991 | 4 km ESE of Hinatuan, Philippines | M6.8 | 41 km | 36 km |
| Sep 20, 1996 | 24 km NE of Cortes, Philippines | M6.6 | 124 km | 33 km |
| Sep 20, 1996 | 22 km NNE of Cortes, Philippines | M6.6 | 124 km | 33 km |
| Oct 25, 1990 | 13 km E of Tidman, Philippines | M6.5 | 51 km | 44 km |
| Sep 20, 1996 | 26 km SE of Union, Philippines | M6.4 | 138 km | 33 km |
| Apr 24, 1991 | 50 km ENE of Aras-asan, Philippines | M6.3 | 109 km | 14 km |
| Aug 3, 2024 | 44 km E of Barcelona, Philippines | M6.3 | 94 km | 15 km |
| Sep 15, 1997 | 23 km ESE of Barcelona, Philippines | M6.2 | 77 km | 51 km |
| Nov 2, 2012 | 2 km NW of Tigao, Philippines | M6.1 | 94 km | 37 km |
| Sep 20, 1996 | 42 km ENE of Cortes, Philippines | M6.1 | 132 km | 33 km |
| Feb 1, 2023 | 1 km NW of Babag, Philippines | M6.0 | 72 km | 19 km |
| Jan 27, 1996 | 26 km E of Tigao, Philippines | M6.0 | 100 km | 33 km |
| Mar 7, 2023 | 6 km SE of Manat, Philippines | M5.9 | 100 km | 16 km |
| Mar 30, 1994 | 2 km NNW of La Paz, Philippines | M5.9 | 74 km | 40 km |
| Mar 26, 1990 | 5 km ENE of Jagupit, Philippines | M5.9 | 106 km | 39 km |
| Jul 27, 2020 | 3 km N of La Paz, Philippines | M5.8 | 76 km | 43 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
15 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 5.
| Year | Name | Category | Max Wind | Closest |
| 2025 | Kalmaegi | Category 2 | — | 248 km |
| 2021 | Rai | Category 5 | 121 mph | 179 km |
| 2019 | Phanfone | Category 2 | 81 mph | 294 km |
| 2013 | Haiyan | Category 5 | 144 mph | 265 km |
| 2012 | Bopha | Category 5 | 115 mph | 66 km |
| 1995 | Zack | Category 2 | 63 mph | 226 km |
| 1994 | Axel | Category 3 | 98 mph | 268 km |
| 1994 | Owen | Category 1 | 69 mph | 203 km |
| 1993 | Nell | Category 1 | 69 mph | 115 km |
| 1990 | Mike | Category 5 | 109 mph | 201 km |
| 1988 | Skip | Category 4 | 92 mph | 268 km |
| 1986 | Marge | Category 2 | 98 mph | 126 km |
| 1984 | Ike | Category 4 | 104 mph | 126 km |
| 1984 | Agnes | Category 4 | 115 mph | 298 km |
| 1982 | Nelson | Category 3 | 115 mph | 224 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tsunami History
4 tsunamis recorded within 500 km. Highest wave on record: 2.0 m (7 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1929 | E. MINDANAO ISLAND | Earthquake | 2.0 m | — | 110 km |
| 2023 | E. MINDANAO ISLAND | Earthquake | 0.3 m | 3 | 51 km |
| 2025 | MINDANAO ISLAND, PHILIPPINES | Earthquake | 0.3 m | 10 | 144 km |
| 1921 | PHILIPPINE TRENCH | Earthquake | — | — | 118 km |
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
3 volcanoes within 200 km. Closest: Leonard Range (112 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Leonard Range | Stratovolcano | 1,080 m (3,543 ft) | 120 | 112 km |
| Camiguin | Stratovolcano(es) | 1,552 m (5,092 ft) | 1953 | 172 km |
| Apo | Stratovolcano | 2,938 m (9,639 ft) | Unknown | 175 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 78°F (26°C) | 23.5 in | Coldest, Wettest |
| February | 79°F (26°C) | 15.9 in | |
| March | 80°F (26°C) | 14.5 in | |
| April | 81°F (27°C) | 10.3 in | |
| May | 82°F (28°C) | 9.6 in | Warmest |
| June | 82°F (28°C) | 9.6 in | |
| July | 81°F (27°C) | 8.5 in | |
| August | 82°F (28°C) | 8.4 in | Driest |
| September | 81°F (27°C) | 9.0 in | |
| October | 81°F (27°C) | 9.8 in | |
| November | 80°F (27°C) | 11.5 in | |
| December | 79°F (26°C) | 17.9 in |
Rosario has a seasonal temperature swing of 4°F / from 78°F in January to 82°F in May. Total annual precipitation is 148.5 inches, with January being the wettest month (23.5") and August the driest (8.4").