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The Weather and Climate in Samoa

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Samoa is a multi-island country composed of two major volcanic islands along with small group of islands. Situated along the South Pacific Ocean in Oceania, it shares the tropical climate in the region. Climatic condition is then limited to dry and wet seasons interchangeably dominating the islands.

As a country indulged with tropical climate, the interplay of wet and dry seasons is apparent. Rainy season prevails from November to April with a recorded annual rainfall of 287cm. Arid season commences from May to October with average daily temperature of 27°C. Hence, both seasons have their equal share of reign each year.

The climatic details in Apia fairly tell about the national climatic condition. Temperature remains stable at 26.4°C with very minimal fluctuation (1°C at the most) that takes its peak on February and March (26.8°C) and its depth on July and August (25°C). Precipitation incidence slightly slopes from January (375mm) down on June and July (80mm) and bounces back on December (300mm). In turn, dry spell tends to concentrate on the third quarter of the year (20 rainy-day counts in a month).

Climate further varies on the geographic details of the territory. In particular, rain distribution is abundant on the inland mountainous portion (7500mm) than on the coastal portion (2500mm). Extinct volcanoes across the region make volcanic activities probable. Earthquake incidents can also be observed as it is located on the Pacific tectonic region. Storms usually pay a visit from January to March though the location lies outside the typical typhoon track.