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Si’umu, Samoa
Full City Profile
1,183
Population
25/sq mi density
69 ft
Elevation
21 meters
80°F
Avg Temperature
27°C
Si’umu has a warm climate with an average annual temperature of 80°F (27°C). Winters average 80°F in January while summers reach 79°F in July. The area gets 343 sunny days per year. Annual precipitation totals 92.0 inches. The area receives 0.0 inches of snow annually.
Temperature
80°F Jan (27°C)
79°F Jul (26°C)
| Annual Average | 79.9°F |
| 48% above US avg | |
| January Average | 80°F (27°C) |
| July Average | 79°F (26°C) |
| Sunny Days | 343 days/yr |
Geography
| Elevation | 69 ft (21 m) |
| Area | 47.8 sq mi (123.8 km²) |
| Population Density | 25/sq mi |
| Coordinates | -14.0094°N, 171.7768°W |
| Timezone | Pacific/Apia |
Precipitation & Snow
Air Quality
Tsunami History
1 tsunami recorded within 500 km. Highest wave on record: 3.6 m (12 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1907 | MATAVANU VOLCANO | Astronomical | 3.6 m | — | 92 km |
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.
Nearby Volcanoes
3 volcanoes within 200 km. Closest: Upolu (10 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Upolu | Shield | 1,100 m (3,609 ft) | Unknown | 10 km |
| Savai'i | Shield | 1,858 m (6,096 ft) | 1911 | 92 km |
| Tutuila | Tuff cone(s) | 653 m (2,142 ft) | 440 | 120 km |
Source: Smithsonian Institution Global Volcanism Program (GVP). Sorted by distance.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 80°F (27°C) | 17.2 in | Wettest |
| February | 80°F (27°C) | 13.7 in | Warmest |
| March | 80°F (27°C) | 13.2 in | |
| April | 80°F (26°C) | 9.3 in | |
| May | 79°F (26°C) | 9.6 in | |
| June | 78°F (26°C) | 6.7 in | Driest |
| July | 79°F (26°C) | 7.2 in | |
| August | 77°F (25°C) | 6.8 in | Coldest |
| September | 78°F (25°C) | 7.8 in | |
| October | 78°F (26°C) | 13.0 in | |
| November | 79°F (26°C) | 10.8 in | |
| December | 80°F (26°C) | 14.5 in |
Si’umu has a seasonal temperature swing of 3°F / from 77°F in August to 80°F in February. Total annual precipitation is 129.6 inches, with January being the wettest month (17.2") and June the driest (6.7").