Last updated: April 14, 2025
The climate of Samoa is characterized by warm temperatures and significant humidity, creating an inviting tropical environment. Average temperatures range from a cool 21°C (71°F) in July in Satupa‘itea to a balmy 30°C (86°F) in January in Tuamasaga. Precipitation varies dramatically throughout the year, with a low of 47 mm (1.9 in) recorded in September in Vaisigano and a peak of 584 mm (23.0 in) in February in Gagaifomauga. The humidity levels also contribute to the island's unique climate, ranging from an average minimum of 78% in April in Tuamasaga to a high of 85% in October in Va‘a-o-Fonoti, enhancing the lush beauty of this Pacific paradise.
Samoa's climate is predominantly characterized by the Af classification, indicating a tropical rainforest climate that thrives across its various districts. Every area, from A'ana to Va‘a-o-Fonoti, enjoys warm temperatures and significant rainfall year-round, contributing to the lush, vibrant landscapes that define this island paradise. With such a consistently humid environment, the rich biodiversity flourishes, making Samoa not only a stunning destination but also a vital ecosystem of tropical flora and fauna. Each region embraces this invigorating climate, offering unique experiences for nature lovers and adventure seekers alike.
| Climate Zone | Description |
|---|---|
| Af | Tropical rainforest climate with no dry season and high temperatures year-round. |
Samoa enjoys warm temperatures throughout the year, with minimal variation between months that creates an inviting tropical climate. January kicks off the year with a comfortable range, where temperatures vary from a pleasant 22°C (72°F) in Atua to a toasty 30°C (86°F) in Tuamasaga. The warmth continues into February and March, where minimal fluctuation keeps the minimum at 23°C (73°F) and the maximum reaching 30°C (86°F) in A'ana. As the year progresses, temperatures modestly cool to about 21°C (71°F) in July before stabilizing around 22-23°C (71-73°F) for the rest of the months. Notably, the maximum temperatures gently decline to a consistent 29°C (84°F) across the latter half of the year. Overall, Samoa presents an attractive climate ideal for year-round exploration.
Precipitation patterns in Samoa reveal significant seasonal variation, with distinct trends observed throughout the year. For instance, the driest month, September, sees a minimal rainfall of 47 mm (1.9 in) in Vaisigano, accompanied by only 9 days of precipitation. In contrast, February stands out as the wettest month, where Gagaifomauga records a staggering 584 mm (23.0 in) of rain. This peak in rainfall coincides with a heightened frequency of precipitation days, reaching up to 30 days in December in Gaga‘emauga. Together, these trends underscore the dynamic and varied climate experienced across Samoa's regions, highlighting the contrast between the dry and wet seasons.
Samoa experiences a notable range of humidity throughout the year, with a minimum of 78% recorded in April in Tuamasaga and peaking at 85% in October in Va‘a-o-Fonoti. This trend suggests that as the year progresses into the latter months, the air becomes increasingly saturated, particularly during the transition into the wet season. The consistently high humidity levels contribute to Samoa's lush landscapes and vibrant ecosystems, while also impacting the overall comfort for residents and visitors alike.
In January, both Vaisigano and Satupa‘itea showcase remarkably high average daily maximum UV Index values of 16, highlighting the intensity of solar radiation during this peak summer month in Samoa. This consistency across these locations indicates a broader trend of elevated UV exposure in the region, emphasizing the importance of sun protection measures for residents and visitors alike. As these values suggest, January marks a significant time when natural light is at its finest yet most potent, underscoring the need for awareness and precautions against harmful UV rays.
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Samoa basks in generous sunshine throughout the year, with notable peaks in daylight hours during February and October. In February, Vaisigano enjoys 209 hours of sunshine, while Va‘a-o-Fonoti experiences slightly more, at 221 hours. As the year progresses into October, sunshine hours soar, particularly in Vaisigano and Tuamasaga, which record 308 and 310 hours respectively. This trend highlights Samoa's tropical charm, making it an alluring destination for sun-seekers as the sunny months draw in.
When considering the likelihood of sunny weather in Samoa, notable trends emerge throughout the year. For instance, in February, Palauli experiences a modest 15% chance of sunshine, indicating a wetter period. In contrast, as the seasons shift towards September, the outlook significantly brightens in Vaisigano, where the probability of sunny days skyrockets to 79%. This dramatic change highlights not only the variation in climate across the months but also underscores the best times to enjoy Samoa's breathtaking landscapes under sunny skies.
In Samoa, daylight hours vary noticeably throughout the year, reflecting the tropical island's seasonal rhythm. In June, the region of Atua enjoys about 11 hours of daylight, marking the shorter days of the Southern Hemisphere's winter. In contrast, December brings longer days to the island, especially in Tuamasaga, where residents bask in approximately 12 hours of sunlight. This gradual increase in daylight highlights a trend towards longer, brighter days as the year progresses, inviting both locals and visitors to take full advantage of Samoa's stunning natural beauty and vibrant culture.
Nestled in the heart of Samoa, A'ana boasts a tropical climate that enchants year-round visitors. With average temperatures oscillating between 26°C and 27°C (79°F to 81°F), days are warm and inviting, while nights remain cozy at around 22°C to 25°C (72°F to 77°F). The region experiences its heaviest rainfall in February, with 424 mm (16.7 in), contributing to its lush landscapes, while humidity levels hover between 78% and 83%, adding a touch of tropical richness to the air. From sunny days to refreshingly wet spells, every moment in A'ana celebrates the vibrant dance of nature. Discover more about this captivating climate at A'ana climate.
Nestled in the heart of Samoa, Aiga-i-le-Tai experiences a tropical climate that promises warmth and humidity throughout the year. Average temperatures hover around 27°C (81°F), with highs reaching up to 30°C (86°F), particularly from January to April. The region sees its heaviest rainfall in February, accumulating 429 mm (16.9 in), while August tends to be the driest month with just 111 mm (4.4 in). Humidity remains high, peaking at 84% in August, contributing to the lush landscapes that define this paradise. For more detailed insights, explore the Aiga-i-le-Tai climate.
In Atua, Samoa, the climate is characterized by warm, tropical temperatures year-round, with averages hovering around 26°C (79°F) and maximums reaching up to 30°C (86°F). The humidity is consistently high, often exceeding 80%, which enhances the lush, vibrant scenery of the area. January and February experience the heaviest rainfall, with precipitation peaking at 473 mm (18.6 in), while a brief lull occurs in August, marked by only 172 mm (6.8 in) of rain. Visitors will find that despite the rain, the combination of sun and warm temperatures creates an inviting atmosphere, perfect for exploring the island's beauty. For more detailed insights on weather patterns, check the Atua climate.
Nestled in the heart of Samoa, Fa‘asaleleaga boasts a tropical climate characterized by warm temperatures and lush humidity throughout the year. January and February are particularly wet, with precipitation peaking at 527 mm (20.8 in) in February, while cooler, drier months typically accompany mid-year. The average temperature remains comfortably between 25°C (77°F) and 29°C (84°F), making it an idyllic destination for those seeking sun-soaked adventures. Visitors can expect a consistently humid embrace, averaging around 78%, ideal for nurturing the region's vibrant flora. For a detailed look at the climate patterns, check out the Fa‘asaleleaga climate.
Nestled in the heart of Samoa, Gagaifomauga boasts a tropical climate that promises warmth year-round. With average temperatures hovering between 25°C (77°F) and 26°C (79°F), this paradise is a haven for sun-seekers, though January and February bring the peak heat, sizzling up to 30°C (86°F). Monsoonal rains are abundant, especially in February where precipitation can reach a staggering 584 mm (23.0 in), while humidity levels consistently linger around an inviting 79-84%. The lush landscape thrives under such conditions, making the region a vibrant, green escape for nature lovers. Discover more about this enchanting destination's weather at Gagaifomauga climate.
Nestled in the heart of Samoa, Gaga‘emauga enjoys a tropical climate characterized by warm temperatures and seasonal rainfall. With average daily highs hovering around 26°C (79°F) throughout the year, visitors can expect delightful warmth, softening slightly to 25°C (77°F) in the cooler months of June to October. Rainfall is a notable feature, peaking in February with a hefty 577 mm (22.7 in), while drier months like August charm with just 132 mm (5.2 in). Humidity runs high, especially during the warmer summer months, maintaining a balmy feel; you’ll find yourself enveloped in an average humidity of 78-84%. Discover more about this enchanting climate by exploring the Gaga‘emauga climate.
Palauli, Samoa, boasts a tropical climate characterized by warm temperatures year-round, with averages around 25°C (78°F) and maximums reaching 29°C (84°F) during peak months. While the dry season from June to September sees lower precipitation, averaging between 125 mm to 194 mm, the rainy season from January to April can bring heavy downpours, notably peaking in February with 571 mm (22.5 in). Humidity levels remain relatively high, averaging around 78%, often reaching 84% in the peak of summer. Whether you're soaking up the sun or enjoying the lush greenery brought by the rains, the climate in Palauli offers a vibrant, warm experience year-round. For more detailed information, check out Palauli climate.
Nestled in the enchanting island of Samoa, Satupa‘itea boasts a tropical climate that's warm and inviting year-round. With average temperatures hovering around 25°C (77°F), even the cooler months in July and August only dip to a comfortable 21°C (71°F). However, this paradise also experiences significant rainfall, particularly in February, where it receives a hefty 563 mm (22.2 in), and again in December with 448 mm (17.6 in), lending to its lush landscapes. Humidity levels rise throughout the year, peaking in August and September at about 84%, creating that quintessential tropical feel. To learn more about the seasonal variations and how they shape this beautiful locale, visit Satupa‘itea climate.
The climate in Tuamasaga, Samoa is characterized by warm temperatures and high humidity year-round. With average highs ranging from 26°C (79°F) to 30°C (86°F), visitors can expect a tropical atmosphere. Rainfall varies throughout the year, peaking in February with 482 mm (19.0 in), while the drier months, like August, bring a more manageable 145 mm (5.7 in) of precipitation. The humidity hovers between 78% and 84%, creating that quintessential island warmth. For a detailed look at the weather patterns, check out the full Tuamasaga climate information.
Vaisigano, Samoa, experiences a tropical paradise climate, characterized by warm temperatures year-round, with averages around 27°C (80°F). The hottest months, typically April and December, can see daytime highs reaching up to 30°C (86°F). Rainfall varies significantly across the year, peaking in February with nearly 575 mm (22.6 in), while drier months like August drop to about 63 mm (2.5 in). Humidity is consistently high, often exceeding 80% during the summer months, which adds a tropical feel to the lush landscape. For a deeper dive into the climate details, check out Vaisigano climate.
Va‘a-o-Fonoti, Samoa, boasts a tropical climate characterized by warm temperatures year-round. January and February are the hottest months with averages around 27°C (80°F), while July and August see slightly cooler temperatures, averaging 26°C (79°F). The region experiences significant precipitation, particularly in February, which records an impressive 474 mm (18.6 in), contributing to its lush landscape. High humidity levels, peaking at 85% in October, create a tropical atmosphere that enhances the vibrant local flora. For a deeper dive into the nuances of the climate, visit Va‘a-o-Fonoti climate.
The climate of Samoa showcases a delightful tropical ambiance characterized by warm temperatures and distinct precipitation patterns. With minimum temperatures around 21°C (71°F) in July in Satupa‘itea and maximums peaking at 30°C (86°F) in January in Tuamasaga, the islands maintain a balmy warmth year-round. Rainfall varies significantly, presented dramatically by the 47 mm (1.9 in) in September in Vaisigano contrasting with a staggering 584 mm (23.0 in) in February in Gagaifomauga. Humidity levels hover between 78% in April in Tuamasaga and climb to 85% in October in Va‘a-o-Fonoti, creating an environment rich in lush vegetation and vibrant ecosystems. This blend of warmth and moisture not only defines the island's climate but also its lush landscapes and unique biodiversity, fostering a vibrant natural world that enchants visitors and locals alike.