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

Funafuti witnesses its highest average temperatures during January, April, May, October through December, peaking at 31°C (87.8°F).

Rainfall

In Funafuti, during January, the rain falls for 18 days and regularly aggregates up to 389mm (15.31") of precipitation. In Funafuti, during the entire year, the rain falls for 225 days and collects up to 3461mm (136.26") of precipitation.

Sea temperature

The months with the warmest seawater are January, April, May, November and December, with an average sea temperature of 29.8°C (85.6°F).
Note: Water activities in surface temperatures between 25°C (77°F) and 29°C (84.2°F) are seen as exceptional and extremely agreeable for lengthened time spans.

Daylight

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

Sunshine

In January, the average sunshine 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. A UV Index estimate of 11, and higher, represents an ultimate health vulnerability from exposure to the Sun's UV radiation for the average person.
Note: In January, the maximum UV index of 12 translates into these guidelines:
Utilize all vital precautions. Guarding against sun harm is non-negotiable. Stay out of direct sunlight and seek shade between 10 a.m. and 4 p.m., when UV radiation is strongest, but remember that shade devices may not offer full sun protection. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage. 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. Beware! The reflection of water and sand dramatically increases exposure to the UV rays.