Funafuti Climate

Last updated: January 18, 2025

Funafuti, Tuvalu, epitomizes a tropical rainforest climate, classified under the Köppen-Geiger system as Af. Year-round temperatures demonstrate a warm consistency, with a minimum of 25°C (77°F) recorded in February and an average temperature hovering around 28°C (82°F). The warmest month, January, can see maximum temperatures reaching 30°C (86°F), making Funafuti a quintessential representation of a tropical climate, characterized by lush vegetation and high humidity.

Funafuti temperature by month

In Funafuti, Tuvalu, temperature patterns exhibit a consistent tropical climate throughout the year, with minimal variation in monthly averages. The minimum temperature reliably hovers around 25°C (77°F), while average temperatures remain steady at 28°C (82°F). Monthly maximums peak at 30°C (86°F) during the hotter months of January, February, April, November, and December, though they generally dip slightly in the middle of the year, with maxima of 29°C (85°F) in March, July, August, and October. Interestingly, average temperatures decrease slightly from 28°C (82°F) in the earlier months to around 27°C (81°F) in August and September, indicating a subtle seasonal shift. Nevertheless, the climate remains predominantly warm and humid, characteristic of an idyllic tropical paradise, perfect for fostering lush vegetation and marine biodiversity.

Monthly Temperatures in Funafuti, Tuvalu

The chart illustrates Funafuti's temperature patterns throughout the year, with values aggregated from various locations across the region. It highlights seasonal variations and temperature changes across the months.
JanFebMarAprMayJunJulAugSepOctNovDec828282828282828181818282
Data source: Funafuti temperature data aggregated from multiple regional locations, generated using Copernicus Climate Change Service information.
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The average of daily temperatures (24 hours) calculated across all days in the month.

In Funafuti, the climate features a minimum temperature of 25°C (77°F) in February and a maximum of 30°C (86°F) in January, showcasing the warm tropical conditions typical of this region. For more detailed information on monthly temperatures in Funafuti, you can visit the link: monthly temperatures in Funafuti.

Precipitation Patterns in Funafuti

Funafuti, Tuvalu experiences significant variations in precipitation throughout the year, reflecting its tropical rainforest climate. The month of February is particularly noteworthy, delivering a substantial 580 mm (22.8 in) of rainfall, typically over 23 days. Following February, rainfall decreases in March to 174 mm (6.9 in), before gradually rising again in April with 258 mm (10.2 in). Notable precipitation events continue into the end of the year, with December recording 393 mm (15.5 in), illustrating a distinct wet season characterized by frequent rainfall.

Seasonality is evident in the precipitation patterns, with a pronounced peak occurring in the first half of the year. Months such as January and April maintain heavy rainfall levels at 252 mm (9.9 in) and 258 mm (10.2 in), respectively, while precipitation tends to wane during mid-year, particularly in July with only 170 mm (6.7 in). The dry spells are short-lived, as August sees a resurgence in rainfall, reaching 305 mm (12.0 in) and an uptick in rainy days to 28. Such patterns reveal a climate richly endowed with moisture, contributing to the vibrant ecosystems characteristic of Funafuti.

Monthly Average Precipitation in Funafuti, Tuvalu

The average monthly precipitation in Funafuti, providing insights into seasonal rainfall patterns and the region's precipitation trends throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec252580174258229197170305202202185393
Data source: Funafuti precipitation data aggregated from multiple regional locations, generated using Copernicus Climate Change Service information.
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Sunshine Duration in Funafuti

In Funafuti, Tuvalu, sunshine duration exhibits a pronounced seasonal pattern, with a marked increase in hours from the beginning of the year to its peak during the latter months. March stands out as the sunniest month, offering a remarkable 300 hours of sunshine, while the months leading up to it, such as January with 225 hours and February with 202 hours, experience less sunlight. This trend of increased sunshine continues through the spring, peaking again in October with 302 hours, demonstrating a consistent rise into the late months of the year. Such prolonged exposure to sunlight supports the island's lush landscapes and vibrant ecosystems.

Conversely, the transition to mid-year also shows a healthy amount of sunshine, with June and July maintaining around 275 hours to 293 hours, respectively. This period of abundant sunlight fosters warm temperatures conducive to outdoor activities. However, December experiences a decline with 260 hours, indicating a slight decrease as the year winds down. Overall, the seasonal fluctuations in sunshine hours in Funafuti reveal an inviting climate that enhances both the natural beauty of the region and the lifestyle of its inhabitants.

Monthly Sunshine in Funafuti, Tuvalu

Monthly sunshine duration represents the total hours of direct sunlight Funafuti receives each month, excluding periods when the sun is obscured by clouds or other obstructions.
JanFebMarAprMayJunJulAugSepOctNovDec225h202h300h277h288h275h293h290h288h302h298h260h
Data source: Funafuti sunshine duration data aggregated from multiple regional locations, generated using Copernicus Climate Change Service information.

Funafuti UV Index Trends

In Funafuti, Tuvalu, the UV Index indicates a consistently high level of solar radiation, categorized as extreme throughout the year. From January to March, the UV Index remains at an alarming 16, highlighting the urgency for individuals to protect themselves from sun exposure, with a burn time of just 10 minutes. This extreme category underscores the importance of sun safety during these months, as the sun's intensity can lead to severe skin damage in a matter of minutes without proper precautions. Even as spring progresses into April, the UV Index slightly drops to 15, but remains firmly in the extreme exposure category.

As the year advances, the UV Index gradually decreases, settling at 11 during the mid-year months of June and July. However, even at this lower level, the exposure remains extreme, reminding residents and visitors alike to maintain vigilance. The index then increases slightly to 14 in September and holds steady through the final months of the year, emphasizing the necessity for continued sun protection. Overall, the persistent high UV Index in Funafuti serves as a critical reminder of the tropical climate's effects and the essential measures needed to safeguard health from harmful ultraviolet radiation.

Monthly Maximum UV Index for Funafuti, Tuvalu

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Funafuti. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec161616151311111314151414
Data source: Funafuti UV Index data aggregated from multiple regional locations, generated using Copernicus Climate Change Service information.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

Daylight Hours in Funafuti

In Funafuti, Tuvalu, daylight duration exhibits a remarkable consistency throughout the year, typically ranging from 11 to 12 hours per day. The first three months—January, February, and March—each enjoy a full 12 hours of daylight, creating an inviting atmosphere perfect for outdoor activities and exploration. However, as April rolls in, the amount of daylight begins to decrease slightly, settling at 11 hours and remaining consistent through the following months of May, June, July, and August. This transition marks a subtle shift as the island experiences the cooler season, yet daylight remains ample for daily pursuits.

As September approaches, daylight begins to extend once again, reverting to 12 hours for the subsequent months of October, November, and December. This seasonal fluctuation not only impacts daily life and activities on the island but also influences the natural rhythms of its lush ecosystems. The enduring availability of daylight in Funafuti underscores the region's unique tropical climate, allowing for a vibrant lifestyle and supporting the island's biodiversity year-round.

Average Monthly Daylight Hours in Funafuti, Tuvalu

This chart shows the total daylight hours Funafuti receives each month, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec752h741h727h713h702h697h699h709h722h736h749h755h
Data source: Funafuti daylight hours, calculated based on aggregated data for various regional locations, determined by the times between sunrise and sunset.

Climate Highlights of Funafuti's Popular Destinations

The climate in Funafuti, Tuvalu is characterized by warm temperatures year-round, with averages consistently around 28°C (82°F). Monthly maximums typically hover between 29°C (85°F) and 30°C (86°F). Rainfall varies significantly, peaking in February at 580 mm (22.8 in) and lower amounts in July, reaching only 170 mm (6.7 in). Sunshine is abundant, with March and October offering the most hours at 300 and 302 respectively. Overall, Funafuti experiences a tropical climate, making it a unique destination for visitors. For more details, visit Funafuti climate.

Conclusion

In conclusion, Funafuti, Tuvalu, presents a captivating tropical climate characterized by high temperatures, significant rainfall, abundant sunshine, extreme UV exposure, and consistent daylight duration throughout the year. These climatic conditions foster a rich environment for biodiversity and encourage an active lifestyle among residents and visitors alike. The interplay of these factors, from the extreme UV Index prompting sun safety to the reliable daylight hours supporting daily activities, underscores the importance of understanding and adapting to this unique tropical setting. As global climate patterns continue to evolve, the need for continued awareness and appreciation of such delicate ecosystems becomes ever more crucial.

Discover the Climate of Funafuti's Places

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