December weather forecast
Ranohira, Madagascar

December witnesses a significant surge in rainfall, peaking at 102mm (4.02"), yet the month remains pleasantly warm due to the sunlight's radiance. Comparing to November, the wind speed lessens slightly, maintaining the city’s desirable weather conditions. Even though December registers an increased amount of rainfall, the heat persists, and the city maintains its inviting demeanor. With more extended and frequent downpours, the city experiences a brief period of relief from the previous months' aridity. The year concludes on a note of mild and invigorating climatic conditions, setting the stage for the wet season in the coming year.

Temperature

Ranohira's shift into December sets the average high-temperature at a moderately hot 29.7°C (85.5°F), a figure that deviates only slightly from November's 30.5°C (86.9°F). An average low-temperature of 19.7°C (67.5°F) is noted during the month of December.

Heat index

December's mean heat index is calculated to be a hot 33°C (91.4°F). Exercise extra preventive actions, heat cramps and heat exhaustion are plausible. Continuous activity could result in heatstroke.
When referencing the heat index, its values are suitable for shady environments and light breezes. A rise in the heat index by 15 Fahrenheit (8 Celsius) degrees may result from direct sunlight exposure.
Note: The heat index, also known as 'feels like' or 'real feel', gives an indication of how one might feel in terms of heat after considering humidity. The influence of weather is personal, with a diverse population experiencing it differently due to differences in body mass, stature, and degree of activity. Direct sun rays can make one feel hotter, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly meaningful for babies and toddlers. Young ones regularly neglect the requirement for rest and fluid replenishment. Thirst is a late stage of dehydration - so, it is necessary to keep hydrated, particularly during extended periods of physical exertion.

Humidity

In December, the average relative humidity in Ranohira is 65%.

Rainfall

In Ranohira, during December, the rain falls for 19.5 days and regularly aggregates up to 102mm (4.02") of precipitation. In Ranohira, during the entire year, the rain falls for 142.5 days and collects up to 647mm (25.47") of precipitation.

Daylight

With an average of 13h and 30min of daylight, December has the longest days of the year.
On the first day of the month, sunrise is at 05:04 and sunset at 18:29. On the last day of December, sunrise is at 05:16 and sunset at 18:46 EAT.

Sunshine

In December, the average sunshine in Ranohira is 11.3h.

UV index

January through March, September through December, with an average maximum UV index of 6, are months with the highest UV index in Ranohira. A UV Index estimate of 6 to 7 represents a high health risk from exposure to the Sun's UV rays for the average person.
Note: During December, 6 as the daily maximum UV index converts into the following advice:
Take precautions and adopt sun safety practices. Protection against sunburn is obliged. Avoid direct Sun exposure from 10 a.m. to 4 p.m., a period when UV radiation is most intense, and remember that not all shade structures provide full protection. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage.