December weather forecast
Anjajavy, Madagascar

December in Anjajavy encapsulates the full-fledged presence of the wet season. This month experiences the second-highest rainfall in the year, accumulates up to 193mm (7.6"). The high humidity from November continues whereas temperatures peak, reminiscent of the year's initial months. The sea temperature return to its initial stage, inviting for marine activities. Despite these changes, the city's allure remains undiminished, offering a unique blend of weather conditions for tourists and locals alike.

Temperature

December's onset sees an average high-temperature of a still hot 31°C (87.8°F), exhibiting a slight fluctuation from the previous month. Throughout the nights in December, Anjajavy experiences an average low-temperature of 24.9°C (76.8°F).

Heat index

The average heat index in December is computed to be a fiery hot 39°C (102.2°F). Implement additional cautionary measures, heat cramps and heat exhaustion could occur. Prolonged activity might induce heatstroke.
Heat index guidelines indicate values are for light wind scenarios and shaded regions. Direct sunlight exposure may cause a 15 Fahrenheit (8 Celsius) degrees rise in the heat index.
Note: The heat index, also known as 'apparent temperature' or 'real feel', is an aggregate value of air's warmth and moisture to show the human-felt temperature. The individual's temperature perception can be influenced by numerous factors such as metabolic variations, physical activity, and clothing. By being directly under the sun, it's possible for the felt temperature to increase by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular significance for children. Youths are typically more endangered than adults since they usually sweat less. Their larger skin surface concerning their smaller bodies and higher heat production due to activity further adds to their vulnerability.
When the body gets too warm, it perspires, leading to sweat evaporation which cools it down. Under conditions of increased relative humidity, the evaporation rate lessens, causing the body to retain more heat than under less humid conditions. Accumulating more heat than the body can dissipate leads to an uptick in body temperature, with potential heat stress consequences.

Humidity

The average relative humidity in December in Anjajavy is 75%.

Rainfall

In Anjajavy, during December, the rain falls for 29.4 days and regularly aggregates up to 193mm (7.6") of precipitation. Throughout the year, in Anjajavy, there are 207.2 rainfall days, and 1328mm (52.28") of precipitation is accumulated.

Sea temperature

The months with the warmest seawater are January through May and December, with an average sea temperature of 29°C (84.2°F).
Note: Water temperatures ranging between 25°C (77°F) and 29°C (84.2°F) are regarded as very warm, making swimming, diving, and similar water activities pleasurable for extended periods.

Daylight

With an average of 13h and 0min of daylight, December has the longest days of the year.
On the first day of December in Anjajavy, sunrise is at 05:11 and sunset at 18:08. On the last day of the month, sunrise is at 05:24 and sunset at 18:24 EAT.

Sunshine

The month with the most sunshine in Anjajavy is December, with an average of 10.9h of sunshine.

UV index

January through April, August through December, with an average maximum UV index of 7, are months with the highest UV index. A UV Index estimate of 6 to 7 represents a high threat to health from exposure to the Sun's UV radiation for ordinary individuals.
Note: In December, the average maximum UV index of 7 translates into the following recommendations:
Conform to measures and uphold sun safety traditions. Warding off skin and eye harm is necessary. Between 10 a.m. and 4 p.m., the Sun's UV radiation is at its peak. Limit your exposure to direct sunlight during these hours. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays. Heads up! The reflection of sand and water notably intensifies UV rays from the Sun.