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Weather & Climate in Vaitogi, American Samoa
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Vaitogi has a warm climate with an average annual temperature of 81°F (27°C). Winters average 81°F in January while summers reach 81°F in July / relatively mild seasonal variation. The area gets 331 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 116.7 inches (wetter than the 38-inch national average). The city sits at an elevation of 52 feet.
Temperature
81°F Jan (27°C)
81°F Jul (27°C)
| Annual Average | 81.0°F |
| 50% above US avg | |
| January Average | 81°F (27°C) |
| July Average | 81°F (27°C) |
| Sunny Days | 331 days/yr |
Geography
| Elevation | 52 ft (16 m) |
| Area | 1.3 sq mi (3.2 km²) |
| Population Density | 1,149/sq mi |
| Coordinates | -14.3526°N, 170.7380°W |
| Timezone | Pacific/Pago_Pago |
Precipitation & Snow
Air Quality
Earthquake History
328 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M5.1.
| Oct 28, 1994 | 110 km S of Matavai, Samoa | M5.1 | 130 km | 33 km |
| Jul 26, 1999 | 138 km S of Matavai, Samoa | M5.1 | 145 km | 33 km |
| Jan 25, 1995 | 16 km ESE of Ta`?, American Samoa | M5.0 | 146 km | 33 km |
| Apr 27, 2024 | 105 km S of Matavai, Samoa | M4.9 | 135 km | 10 km |
| Oct 3, 1995 | 26 km ENE of Samamea, Samoa | M4.9 | 81 km | 38 km |
| Sep 17, 2024 | 93 km S of Matavai, Samoa | M4.9 | 124 km | 10 km |
| May 10, 2014 | 111 km SSW of Matavai, Samoa | M4.8 | 143 km | 26 km |
| Jul 22, 2016 | 72 km S of Matavai, Samoa | M4.8 | 100 km | 10 km |
| May 9, 2024 | 8 km SE of Samamea, Samoa | M4.7 | 89 km | 10 km |
| Jan 20, 1995 | 13 km W of Ofu, American Samoa | M4.7 | 103 km | 33 km |
| Apr 26, 2024 | 97 km S of Matavai, Samoa | M4.6 | 121 km | 10 km |
| Sep 27, 2024 | 39 km NNE of Lufilufi, Samoa | M4.6 | 113 km | 10 km |
| Jun 24, 2004 | 86 km S of Vailoatai, American Samoa | M4.6 | 88 km | 10 km |
| Mar 22, 2023 | 140 km S of Matavai, Samoa | M4.5 | 144 km | 10 km |
| Apr 15, 2016 | 117 km S of Matavai, Samoa | M4.5 | 137 km | 25 km |
| Sep 5, 2022 | 21 km NNE of Ta | M4.5 | 142 km | 10 km |
| Mar 24, 2005 | 110 km SSW of Matavai, Samoa | M4.4 | 149 km | 10 km |
| Jan 13, 1995 | 66 km N of Ofu, American Samoa | M4.4 | 146 km | 33 km |
| Nov 6, 1995 | 106 km SSW of Vailoatai, American Samoa | M4.3 | 110 km | 33 km |
| Oct 14, 2016 | 117 km SSW of Vailoatai, American Samoa | M4.2 | 122 km | 10 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
4 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 5.
| Year | Name | Category | Max Wind | Closest |
| 2016 | Amos | Category 1 | 92 mph | 221 km |
| 2005 | Olaf | Category 5 | 132 mph | 124 km |
| 1992 | Val | Category 4 | 104 mph | 16 km |
| 1987 | Tusi | Category 3 | 92 mph | 125 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Nearby Volcanoes
5 volcanoes within 200 km. Closest: Tutuila (8 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Tutuila | Tuff cone(s) | 653 m (2,142 ft) | 440 | 8 km |
| Upolu | Shield | 1,100 m (3,609 ft) | Unknown | 116 km |
| Ofu-Olosega | Shield(s) | 639 m (2,096 ft) | 1866 | 122 km |
| Ta'u | Shield | 931 m (3,054 ft) | Unknown | 139 km |
| Vailulu'u | Submarine | -592 m (-1,942 ft) | 2003 | 182 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 81°F (27°C) | 16.8 in | Wettest |
| February | 81°F (27°C) | 13.9 in | |
| March | 81°F (27°C) | 14.0 in | Warmest |
| April | 81°F (27°C) | 10.5 in | |
| May | 80°F (27°C) | 9.5 in | |
| June | 80°F (27°C) | 6.5 in | Driest |
| July | 81°F (27°C) | 7.4 in | |
| August | 79°F (26°C) | 7.1 in | Coldest |
| September | 80°F (26°C) | 7.7 in | |
| October | 80°F (27°C) | 12.3 in | |
| November | 80°F (27°C) | 10.2 in | |
| December | 81°F (27°C) | 15.9 in |
Vaitogi has a seasonal temperature swing of 3°F / from 79°F in August to 81°F in March. Total annual precipitation is 131.8 inches, with January being the wettest month (16.8") and June the driest (6.5").