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September Weather in Funafuti, Tuvalu

Last updated: August 28, 2025

In Funafuti, Tuvalu, the average temperature in September hovers around 27°C (81°F), with a minimum of 25°C (78°F) and a maximum reaching 29°C (85°F). During this month, expect 202 mm (7.9 in) of precipitation spread over 24 days, accompanied by an average humidity of 80%. Immerse yourself in the warmth, but don’t forget your umbrella!

September Temperature in Funafuti

In September in Funafuti, the average temperature is 27°C (81°F), with maximums reaching up to 29°C (85°F) and minimums dipping as low as 25°C (78°F). This pleasant weather makes it an ideal destination for travelers looking to enjoy a warm climate.

September Weather in Funafuti: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Funafuti, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Funafuti, September typically has an average temperature of 27°C (81°F), with highs reaching up to 29°C (85°F) and lows dropping to around 25°C (78°F).
JanFebMarAprMayJunJulAugSepOctNovDec828282828282828181818282
Data source: Temperature data for Funafuti generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in Funafuti

In Funafuti in September, the total precipitation amount is 202 mm (7.9 in) over the course of 24 days.

September Precipitation Trends in Funafuti

The chart displays monthly precipitation patterns in Funafuti, with values for each month alongside September’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September’s conditions compare to those of other months. In Funafuti, September typically receives around 202 mm (7.9 inches) of precipitation spread over approximately 24 days.
JanFebMarAprMayJunJulAugSepOctNovDec252580174258229197170305202202185393
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Funafuti

In Funafuti in September humidity is 80%. With an average temperature of 27°C (81°F), this humidity feels like a warm, enveloping blanket that clings to your skin, making travel tiring as sweat beads form quickly and the air feels thick and heavy.

September Average Humidity in Funafuti

This chart illustrates the average monthly humidity levels in Funafuti, with September’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In September, average humidity in Funafuti is approximately 80%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec76%76%76%76%76%80%81%82%80%78%76%75%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Funafuti

In Funafuti in September, the maximum UV index is 14, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, so it's crucial to take precautions. For the detailed hourly UV index in Funafuti, you can check here.

Maximum UV Index Levels in Funafuti for September

The chart shows the monthly maximum UV Index (UVI) for Funafuti in September, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In September, the maximum UV index in Funafuti typically reaches 14, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec161616151311111314151414
Data source: Funafuti September UVI data generated using information from the Copernicus Climate Change Service.

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.

How September Weather in Funafuti Compares to Other Months

Weather in Funafuti varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Funafuti, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Funafuti, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather28°C (82°F)252 mm (9.9 inches)76%extreme
February Weather28°C (82°F)580 mm (22.8 inches)76%extreme
March Weather28°C (82°F)174 mm (6.9 inches)76%extreme
April Weather28°C (82°F)258 mm (10.2 inches)76%extreme
May Weather28°C (82°F)229 mm (9.0 inches)76%extreme
June Weather28°C (82°F)197 mm (7.8 inches)80%extreme
July Weather28°C (82°F)170 mm (6.7 inches)81%extreme
August Weather27°C (81°F)305 mm (12.0 inches)82%extreme
September Weather27°C (81°F)202 mm (7.9 inches)80%extreme
October Weather27°C (82°F)202 mm (7.9 inches)78%extreme
November Weather28°C (82°F)185 mm (7.3 inches)76%extreme
December Weather28°C (82°F)393 mm (15.5 inches)75%extreme

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