January weather forecast
Gili Trawangan, Indonesia

January in Gili Trawangan, Indonesia, starts the year with a mix of rainfall and humidity. Shareholders anticipate the shift from January's rainy conditions to February's slightly less damp atmosphere. Notably, January has the highest rainfall for the year with 166mm (6.54") of precipitation. This weather contributes to Gili Trawangan's lush green landscape and rich biodiversity. Prepare for the occasional rainfall by packing suitable weather-resistant gear when visiting during this month.

Temperature

Gili Trawangan's January reports an average high-temperature of a still moderately hot 28.1°C (82.6°F), exhibiting a minor difference from December. Gili Trawangan sees a gentle drop from the daily peak temperature in January, with an average low settling at a still moderately hot 25.9°C (78.6°F).

Heat index

January's heat index is evaluated at a tropical 32°C (89.6°F). Enduring exposure and unrelenting activity might cause a state of weariness, potentially leading to heat cramps.
Consider that heat index readings are for situations in the shade and light wind. With direct sunlight, the heat index could increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'real feel', is a calculated temperature value of how hot it feels when the moisture in the air is factored in. Factors such as metabolic variations, being pregnant, and physical activity can impact an individual's weather perception. In direct sunlight, the heat's impact can be heightened, potentially leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to babies and toddlers. Children frequently underestimate the importance of resting and drinking fluids. Thirst is a symptom of advanced dehydration - hence the need to hydrate regularly, especially during protracted physical exercises.

Humidity

The months with the highest humidity are January, February, May through July and December, with an average relative humidity of 79%.

Rainfall

In January, the rain falls for 28.1 days. Throughout January, 166mm (6.54") of precipitation is accumulated. Throughout the year, in Gili Trawangan, there are 251.2 rainfall days, and 1214mm (47.8") of precipitation is accumulated.

Sea temperature

January through April, November and December, with an average sea temperature of 29°C (84.2°F), are months with the warmest seawater.
Note: For swimming, diving, or other water activities, the temperature range of 25°C (77°F) to 29°C (84.2°F) is perceived as exceptionally enjoyable and comfortable even for prolonged periods.

Daylight

The average length of the day in January in Gili Trawangan, Indonesia, is 12h and 33min.
On the first day of the month, sunrise is at 06:00 and sunset at 18:37. On the last day of January, sunrise is at 06:14 and sunset at 18:43 WITA.

Sunshine

January has the least sunshine of the year in Gili Trawangan, Indonesia, with an average of 7.9h of sunshine.

UV index

January through December, with an average maximum UV index of 7, are months with the highest UV index in Gili Trawangan. The months with the lowest UV index in Gili Trawangan are January through December, with an average maximum UV index of 7. A UV Index estimate of 6 to 7 represents a high threat to health from unprotected exposure to Sun's UV rays for the ordinary person.
Note: In January, a regular UV index of 7 translates into these guidelines:
Apply measures and align with sun safety principles. Safeguarding against skin and eye injury is pivotal. Stay in the shade and limit direct sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its strongest. Remember, however, that not all shade structures provide full sun protection. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes. Attention! UV strength is notably upped by the reflection of sand and water.