January weather forecast
Funafuti, Tuvalu

January offers a rather wet and warm climate in Funafuti, Tuvalu. This month sees the twilight at its longest, with 12.6 hours of daylight. Precipitation can be expected on around 18 days, bringing 389mm (15.31") of rain in total, suggesting an abundance of tropical showers. Despite this, the city gets around 18 hours of sunshine and enjoys an average sea temperature of the high 29°C (84.2°F). High ultraviolet index numbers highlight a need for sun protection measures.

Temperature

The months of January, April, May, October through December see the peak of Funafuti's temperatures, averaging a high of 31°C (87.8°F).

Rainfall

In Funafuti, in January, it is raining for 18 days, with typically 389mm (15.31") of accumulated precipitation. Throughout the year, in Funafuti, Tuvalu, there are 225 rainfall days, and 3461mm (136.26") of precipitation is accumulated.

Sea temperature

January, April, May, November and December, with an average sea temperature of 29.8°C (85.6°F), are months with the warmest seawater.
Note: For activities in the water such as swimming or diving, temperatures from 25°C (77°F) to 29°C (84.2°F) are considered optimal for prolonged enjoyment without discomfort.

Daylight

The average length of the day in January in Funafuti is 12h and 34min.
On the first day of the month, sunrise is at 05:47 and sunset at 18:24. On the last day of January, sunrise is at 06:01 and sunset at 18:30 +12.

Sunshine

In Funafuti, the average sunshine in January is 18h.

UV index

January through April, September through December, with an average maximum UV index of 12, are months with the highest UV index in Funafuti. A UV Index of 11, and more, symbolizes an extreme threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: An average UV index of 12 in January transforms into this advice:
Adopt every vital precaution, unprotected skin and eyes may burn rapidly. Limit your exposure to the sun's UV radiation, which is strongest between 10 a.m. and 4 p.m., and note that parasols or canopies may not provide full sun protection. To cut down UV radiation exposure by about half, sport a wide-brim hat. After a swim or an outdoor workout, generously apply and regularly reapply a sunscreen with at least SPF 30, even if the day is cloudy. Stay vigilant! UV rays get a boost in intensity due to sand and water reflections.