Climate and monthly weather forecast
Vaiusu, Samoa

Vaiusu, Samoa, is positioned on Pacific islands and is characterized by a tropical rainforest climate according to the Köppen climate classification. Within this climate zone, one can expect a consistently warm temperature throughout the year, with heavy rainfall. The climate data suggest that the sea temperature ranges from 27.9°C (82.2°F) to 29.7°C (85.5°F), whereas daylight hours vary slightly from month to month. Accounting for these factors, Vaiusu displays a typical tropical climate with minimal seasonal variation.

Throughout the year, the sea remains warm due to the tropical location. The warmest sea temperature is noted in the month of March, reaching 29.7°C (85.5°F), while the lowest is observed in August and September with 27.9°C (82.2°F). Meanwhile, daylight hours are longest in December and January with a high of 12.9 hours. The shortest daylight duration is found in June at around 11.3 hours. This variation in daylight is characteristic of the location's proximity to the equator.

The tropical climate also leads to some unique weather conditions and patterns. One of the distinctive aspects of Vaiusu’s weather is the consistently warm sea temperature. Irrespective of the month, the region experiences sea temperatures that mostly hover around 29°C (84.2°F), making it an all-year aquatic haven for water-loving enthusiasts.

Considering the consistently warm climate and sea temperatures, Vaiusu is a year-round destination. However, visitors preferring slightly longer daylight hours may prefer scheduling their visit between November and January when daylight extends to 12.8 hours to 12.9 hours. During these months, the sea temperature remains warm, fluctuating around a comfortable 29°C (84.2°F) to 29.5°C (85.1°F). This period provides ample hours for exploration and water activities under the clear tropical sunlight.

The absence of significant temperature fluctuations and harsh weather conditions makes it difficult to pinpoint a 'worst' time to visit Vaiusu. Each month offers different nuances to the visitors. However, from the perspective of daylight hours, June, when daylight is at the shortest with 11.3 hours, is relatively less favorable. Sea temperature also dips a bit during August and September to around 27.9°C (82.2°F), but it still remains comfortably warm for swimming activities.

In Vaiusu, a typical spring season, from March to May, witnesses slightly decreasing sea temperatures. From a high of 29.7°C (85.5°F) in March, it slides to 29°C (84.2°F) in May. Simultaneously, the daylight hours are slightly decreased, from 12.2 hours in March to 11.5 hours in May. Despite these minor changes, the season remains warm and welcoming.

During the summer months (June to August) in Vaiusu, the daylight hours fluctuate between 11.3 hours to 11.7 hours. The sea temperature, meanwhile, experiences a slight decline from 29°C (84.2°F) in June to 27.9°C (82.2°F) in August. These months still offer warm temperatures suitable for beach visits and water excursions, albeit with slightly shorter daylight hours.

Autumn in Vaiusu (September to November) is marked by a gradual increase in sea temperatures from 27.9°C (82.2°F) in September to 29.2°C (84.6°F) in November. Daylight hours also marginally increase from 11.7 hours to 12.8 hours. The warmth of the sea and the extension in daylight hours make these months a favorable time for outdoor activities and a dip in the tropical sea.

Winter months (December to February) in Vaiusu are characterized by slight fluctuations in climate factors. Sea temperatures hover at around 29.5°C (85.1°F) to 29.3°C (84.7°F), providing a perfectly warm setting for people to enjoy the beaches. Meanwhile, the daylight hours range from 12.9 hours to 12.5 hours, offering ample sunshine, despite the winter season. Thus, these factors culminate in an attractive tropical winter season.

Vaiusu, Samoa's climate in January is marked by warm and cozy sea temperatures that typically peak at 29.3°C (84.7°F). Sunlit days are abundant, and daylight hours are ample. The conditions are delightful for sun-love enthusiasts and beachgoers craving ocean escapades. Weather in January »

February is a near mirage of January with a similar climatic symphony in Vaiusu. Warm sea temperatures persist and daylight hours undergo a minor decline. This month's atmosphere invites enchanting evenings, bright enough for various outdoor activities. Weather in February »

The climatic charm in Vaiusu during March begins to shift. The sea temperature escalates, peaking at 29.7°C (85.5°F), which is the highest in the year. Intense sunlight becomes less frequent, indicating a gradual step-down into shorter daylight durations. Weather in March »

In April, the weather conditions in Vaiusu begin to change noticeably. The sea temperature takes a slight dip and daylight hours continue to decrease. The trend towards shorter days and cooler waters establishes a soft threshold, setting the stage for a different ambience in the ensuing months. Weather in April »

As Vaiusu enters May, a noticeable change becomes apparent in its climate routine. The decrease in daylight duration persists, while sea temperatures retain the trend and mark a minor regression. Comparing this month with April, the daylight hours are less, but the general atmosphere retains a certain charm. In Vaiusu, the average seawater temperature in May is 29.3°C (84.7°F). Note: Temperatures between 25°C (77°F) and 29°C (84.2°F) in water are ideal for swimming, diving, and other activities, providing enjoyment and comfort for extended durations. Weather in May »

June in Vaiusu is characterized by a further decrease in daylight hours, which later becomes a bottom mark in the annual weather cyclicality. Though sea temperatures are on the decline, the allure for beach lovers remains unbroken. Weather in June »

July marks a point of shift in Vaiusu's daylight sequence. The daylight hours start to increase, signaling the transition towards lengthier luminous periods. While the sea temperatures plunge to 28.2°C (82.8°F), the overall weather remains compatible for diverse activities. Weather in July »

Vaiusu in August is a sojourn of emerging luminosity, as daylight durations continue the positive trend. Sea temperatures are relatively steady, encouraging varied marine enjoyment despite minor fluctuations. August's weather manifests as a transition between July and the oncoming months, establishing a unique middle ground. August and September, with an average sea temperature of 27.9°C (82.2°F), are months with the coldest seawater. Note: Swimming, diving, and other water endeavors at temperatures between 25°C (77°F) and 29°C (84.2°F) are considered enjoyable and satisfying for extended periods without discomfort. Weather in August »

September's weather composition in Vaiusu exhibits a further advancement towards longer daylight lengths. Sea temperatures maintain a stable stance, setting an inviting platform for ocean enthusiasts. The transition from August’s climatic framework is minimal, fostering a consistent meteorological environment. August and September, with an average sea temperature of 27.9°C (82.2°F), are months with the coldest seawater. Note: Water temperatures between 25°C (77°F) and 29°C (84.2°F) are regarded as highly pleasant, making all water activities enjoyable without any discomfort over long durations. Weather in September »

October in Vaiusu is a time of rekindled vivaciousness, brought about by the continuing increase in daylight hours. Sea temperature also begins to rise again, marking a change in the coastal environment. This month generates a clear distinction from September, by reviving the ascending trend of the earlier part of the year. In Vaiusu, Samoa, in October, the average water temperature is 28.3°C (82.9°F). Note: Water temperatures ranging between 25°C (77°F) and 29°C (84.2°F) are regarded as very warm, making swimming, diving, and similar water activities pleasurable for extended periods. Weather in October »

November in Vaiusu witnesses another climb in sea temperature, reaching a pleasant 29.2°C (84.6°F), accompanied by elongated daylight times. This represents a period of renewal after the earlier middle-year quietude. The transition from October’s conditions is perceptible, escorting an atmospheric change. In Vaiusu, the average seawater temperature in November is 29.2°C (84.6°F). Note: Temperatures between 25°C (77°F) and 29°C (84.2°F) in water are ideal for swimming, diving, and other activities, providing enjoyment and comfort for extended durations. Weather in November »

December's weather scenario in Vaiusu introduces a comfortable respite from November's escalation. Daylight hours increase to their zenith, making the city radiant and vibrant. Conversely, sea temperatures peak at 29.5°C (85.1°F) before they start to plummet. Weather in December »