December weather forecastAmbalasoa, Madagascar

December

Weather in December

December, the first month of the summer in Ambalasoa, is also a moderately hot month, with temperature in the range of an average low of 19.7°C (67.5°F) and an average high of 29.7°C (85.5°F).

Temperature

The introduction of December notes a subtle temperature variation to a warm 29.7°C (85.5°F) from November's 30.5°C (86.9°F). During the month of December, an average low-temperature of 19.7°C (67.5°F) is recorded.

Heat index

The average heat index in December is appraised at a tropical 33°C (91.4°F). Heightened precautions are necessary, heat cramps and heat exhaustion are potential risks. Continuous activity could lead to heatstroke.
Know that the heat index computations account for shaded terrains and slight winds. With exposure to direct sunshine, the heat index could climb by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'real feel', joins air temperature with relative humidity to produce a temperature perception for humans. The individual's impression of temperature can be affected by numerous factors such as metabolic variations, physical exertion, and attire. In the direct sunlight, the weather's impact can be amplified, possibly boosting the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical for babies and toddlers. Typically, young kids are at a higher risk than adults since they sweat less. Also, the larger skin surface in proportion to their small bodies and the heightened heat production due to their active nature adds to their vulnerability.

Humidity

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

Rainfall

In December, the rain falls for 19.5 days. Throughout December, 102mm (4.02") of precipitation is accumulated. Throughout the year, there are 142.5 rainfall days, and 647mm (25.47") of precipitation is accumulated.

Daylight

December has the longest days of the year, with an average of 13h and 30min of daylight.
On the first day of December, sunrise is at 05:00 and sunset at 18:28. On the last day of the month, sunrise is at 05:12 and sunset at 18:45 EAT.

Sunshine

In December, the average sunshine is 11.3h.

UV index

The months with the highest UV index are January through March, September through December, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health hazard from unprotected exposure to Sun's UV rays for average individuals.
Note: In December, a daily UV index of 6 turns into the following recommendations:
Endorse precautions and be consistent with sun safety guidelines. Preventing sunburn is paramount. Avoid direct Sun exposure and seek shade between 10 a.m. and 4 p.m., when UV radiation is at its peak, but keep in mind that not all shade structures provide complete protection. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized.

Updated: Jul 21, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

The average high-temperature, in December, in Ambalasoa, is 29.7°C (85.5°F), while the average low-temperature is 19.7°C (67.5°F). The average heat index (a.k.a. 'feels like', 'real feel'), which takes the relative humidity and factors it into the air temperature reading, in December is appraised at 33°C (91.4°F).

The average relative humidity in December is 65%.

In Ambalasoa, during December, the rain falls for 19.5 days and regularly aggregates up to 102mm (4.02") of precipitation.

With an average of 13h and 30min of daylight, December has the longest days of the year.

In Ambalasoa, the average day length in December is 13h and 32min.

On the first day of December, sunrise is at 05:00 and sunset at 18:28. On the last day of the month, sunrise is at 05:12 and sunset at 18:45 EAT.

The average sunshine duration in December is 11.3h.

The months with the highest UV index are January through March, September through December, with an average maximum UV index of 6.

The average daily maximum UV index in December is 6. A UV Index reading of 6 to 7 represents a high hazard to health from unprotected exposure to UV radiation.

Today

Tomorrow

Long-term

Year J F M A M J J A S O N December

Nov

December

Jan

Average high temperature

30.5°C

29.7°C

27.8°C

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

13.3km/h

11.8km/h

12.2km/h

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average daylight

Average sunshine

Average sunshine days

15.9

10.2

5.5

Average UV index

Average cloud cover

Average visibility

Average temperature in December
Ambalasoa, Madagascar

Average high temperature in December: 29.7°C

The warmest month (with the highest average high temperature) is November (30.5°C).
The month with the lowest average high temperature is July (22.6°C).

Average low temperature in December: 19.7°C

The month with the highest average low temperature is December (19.7°C).
The coldest month (with the lowest average low temperature) is July (11.4°C).

Average pressure in December
Ambalasoa, Madagascar

Average pressure in December: 1012mbar

The month with the highest atmospheric pressure is July (1021.1mbar).
The month with the lowest atmospheric pressure is January (1010.8mbar).

Average wind speed in December
Ambalasoa, Madagascar

Average wind speed in December: 10.8km/h

The windiest month (with the highest average wind speed) is July (13.2km/h).
The calmest month (with the lowest average wind speed) is December (10.8km/h).

Average humidity in December
Ambalasoa, Madagascar

Average humidity in December: 65%

The month with the highest relative humidity is March (79%).
The months with the lowest relative humidity are September and October (51%).

Average rainfall in December
Ambalasoa, Madagascar

Average rainfall in December: 102mm

The wettest month (with the highest rainfall) is January (192mm).
The driest months (with the least rainfall) are July and August (2mm).

Average rainfall days in December
Ambalasoa, Madagascar

Average rainfall days in December: 19.5 days

The month with the highest number of rainy days is January (24.9 days).
The months with the least rainy days are July and August (2.4 days).

Average daylight in December /
Average sunshine in December
Ambalasoa, Madagascar

Average daylight in December: 13h and 30min

The month with the longest days is December (Average daylight: 13h and 30min).
The month with the shortest days is June (Average daylight: 10h and 42min).

Average sunshine in December: 11h and 18min

The month with the most sunshine is November (Average sunshine: 11h and 42min).
The month with the least sunshine is April (Average sunshine: 7h and 18min).

Average sunshine days in December
Ambalasoa, Madagascar

Average sunshine days in December: 10.2 days

The month with the most sunshine days is July (27.9 days).
The month with the least sunshine days is January (5.5 days).

Average UV index in December
Ambalasoa, Madagascar

Average UV index in December: 6

The months with the highest UV index are January, February, March, September, October, November and December (UV index 6).
The months with the lowest UV index are April, May, June, July and August (UV index 5).

Average cloud cover in December
Ambalasoa, Madagascar

Average cloud cover in December: 30

The month with the most cloud cover is January (Cloud cover 43).
The month with the least cloud cover is September (Cloud cover 10).

Average visibility in December
Ambalasoa, Madagascar

Average visibility in December: 10km

The months with the highest visibility are June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April and May (9km).