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Weather & Climate in Ta`ū, American Samoa
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Ta`ū has a warm climate with an average annual temperature of 80°F (26°C). Winters average 81°F in January while summers reach 78°F in July / relatively mild seasonal variation. The area gets 103 sunny days per year, below the national average of 205. Annual precipitation totals 140.7 inches (wetter than the 38-inch national average). The city sits at an elevation of 20 feet.
Temperature
81°F Jan (27°C)
78°F Jul (26°C)
| Annual Average | 79.6°F |
| 47% above US avg | |
| January Average | 81°F (27°C) |
| July Average | 78°F (26°C) |
| Sunny Days | 103 days/yr |
Geography
| Elevation | 20 ft (6 m) |
| Area | 0.6 sq mi (1.5 km²) |
| Population Density | 1,559/sq mi |
| Coordinates | -14.2336°N, 169.5144°W |
| Timezone | Pacific/Pago_Pago |
Precipitation & Snow
Air Quality
Earthquake History
339 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M5.2.
| Jan 10, 1995 | 39 km NNE of Ta`?, American Samoa | M5.2 | 40 km | 33 km |
| Jan 25, 1995 | 16 km ESE of Ta`?, American Samoa | M5.0 | 17 km | 33 km |
| May 28, 2006 | 121 km S of Ta`?, American Samoa | M4.9 | 122 km | 38 km |
| Jan 10, 1995 | 43 km NNE of Ta`?, American Samoa | M4.8 | 43 km | 33 km |
| Jan 12, 1995 | 36 km NE of Ta`?, American Samoa | M4.8 | 37 km | 33 km |
| Jan 13, 1995 | 48 km NNE of Ta`?, American Samoa | M4.8 | 48 km | 33 km |
| Jan 12, 1995 | 104 km N of Ofu, American Samoa | M4.7 | 112 km | 18 km |
| Jan 12, 1995 | 29 km NE of Ta`?, American Samoa | M4.7 | 30 km | 33 km |
| Jan 20, 1995 | 13 km W of Ofu, American Samoa | M4.7 | 32 km | 33 km |
| Jan 12, 1995 | 46 km ENE of Ta`?, American Samoa | M4.7 | 46 km | 33 km |
| Jan 29, 1995 | 60 km NNE of Ta`?, American Samoa | M4.6 | 61 km | 33 km |
| Jan 10, 1995 | 44 km N of Ta`?, American Samoa | M4.6 | 45 km | 33 km |
| Jan 11, 1995 | 69 km NNE of Ofu, American Samoa | M4.5 | 73 km | 33 km |
| Jan 12, 1995 | 53 km NNE of Ta`?, American Samoa | M4.5 | 54 km | 33 km |
| Sep 5, 2022 | 21 km NNE of Ta | M4.5 | 21 km | 10 km |
| Jan 13, 1995 | 66 km N of Ofu, American Samoa | M4.4 | 74 km | 33 km |
| Jan 9, 1995 | 41 km NNE of Ta`?, American Samoa | M4.4 | 41 km | 33 km |
| Jan 11, 1995 | 41 km NNE of Ta`?, American Samoa | M4.3 | 42 km | 33 km |
| Jan 16, 1995 | 49 km N of Ta`?, American Samoa | M4.3 | 49 km | 33 km |
| Jan 11, 1995 | 60 km NNE of Ta`?, American Samoa | M4.3 | 61 km | 33 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 |
| 2005 | Olaf | Category 5 | 132 mph | 39 km |
| 1997 | Evan | Category 1 | 63 mph | 281 km |
| 1992 | Val | Category 3 | 98 mph | 53 km |
| 1987 | Tusi | Category 3 | 92 mph | 26 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Nearby Volcanoes
4 volcanoes within 200 km. Closest: Ta'u (7 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Ta'u | Shield | 931 m (3,054 ft) | Unknown | 7 km |
| Ofu-Olosega | Shield(s) | 639 m (2,096 ft) | 1866 | 13 km |
| Vailulu'u | Submarine | -592 m (-1,942 ft) | 2003 | 49 km |
| Tutuila | Tuff cone(s) | 653 m (2,142 ft) | 440 | 128 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 81°F (27°C) | 17.0 in | Wettest |
| February | 81°F (27°C) | 15.7 in | |
| March | 81°F (27°C) | 13.6 in | Warmest |
| April | 80°F (27°C) | 10.2 in | |
| May | 80°F (26°C) | 10.6 in | |
| June | 79°F (26°C) | 8.1 in | |
| July | 78°F (26°C) | 8.0 in | Coldest |
| August | 78°F (26°C) | 8.5 in | |
| September | 79°F (26°C) | 7.7 in | Driest |
| October | 79°F (26°C) | 14.0 in | |
| November | 79°F (26°C) | 11.9 in | |
| December | 80°F (27°C) | 15.5 in |
Ta`ū has a seasonal temperature swing of 3°F / from 78°F in July to 81°F in March. Total annual precipitation is 140.7 inches, with January being the wettest month (17.0") and September the driest (7.7").