December weather forecast
Antananarivo, Madagascar

englishespañol中文
Share
An old building in the royal palace complex of Antananarivo, in the Republic of Madagascar
An old building in the royal palace complex of Antananarivo, in the Republic of Madagascar

Weather in December

December marks the peak of the rainy season in Antananarivo. With rainfall reaching 310mm (12.2"), it becomes the wettest of the summer months. The tropical cyclones that sometimes pass through the region are largely responsible for this significant rise in rainfall. The continual tropical weather augments the lush vegetation in and around the city. Despite the frequent showers, the lengthy sunny spells maintain the city's warm and bright character.

Temperature

The shift from November to December is characterized by an average high-temperature of a still moderately hot 26.4°C (79.5°F), not significantly different from the 26.6°C (79.9°F) of November. During the month of December, Antananarivo's nighttime temperature lowers to an average of 16.2°C (61.2°F).

Humidity

In Antananarivo, the average relative humidity in December is 76.5%.

Rainfall

The month with the most rainfall is December, when the rain falls for 17 days and typically aggregates up to 310mm (12.2") of precipitation.

Daylight

The month with the longest days in Antananarivo is December, with an average of 13h and 12min of daylight.
On the first day of the month, sunrise is at 05:03 and sunset at 18:14. On the last day of December, in Antananarivo, Madagascar, sunrise is at 05:15 and sunset at 18:30 EAT.

Sunshine

In Antananarivo, the average sunshine in December is 6.5h.

UV index

January through March, October through December, with an average maximum UV index of 12, are months with the highest UV index. A UV Index reading of 11, and higher, represents an excessive health risk from unsafe exposure to UV radiation for the ordinary person.
Note: In December, a daily maximum UV index of 12 leads to the following instructions:
Enforce every vital precaution. Those with light skin could endure burns in a matter of minutes. Limit direct sun exposure and seek shade between 10 a.m. and 4 p.m., the time of the most intense UV radiation, noting that shade structures may not provide total sun protection. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized.
[Resources]

Frequently asked questions

What are the temperatures in Antananarivo in December?

December temperatures in Antananarivo vary between a high-temperature of 26.4°C (79.5°F) and a low-temperature of 16.2°C (61.2°F).

What is the average humidity in December in Antananarivo?

The average relative humidity in December in Antananarivo is 76.5%.

What is the rainiest month in Antananarivo?

The month with the most rainfall in Antananarivo is December, when the rain falls for 17 days and typically aggregates up to 310mm (12.2") of precipitation.

How many days does it rain in December in Antananarivo?

In Antananarivo, in December, during 17 rainfall days, 310mm (12.2") of precipitation is typically accumulated.

When are the longest days in Antananarivo?

With an average of 13h and 12min of daylight, December has the longest days of the year in Antananarivo, Madagascar.

How many hours of daylight does Antananarivo have in December?

The average day length in December in Antananarivo, Madagascar, is 13h and 15min.

When is the sunrise / sunset in December in Antananarivo?

In December, on the first day of the month, sunrise is at 05:03 and sunset at 18:14. On the last day of the month, in Antananarivo, sunrise is at 05:15 and sunset at 18:30 EAT.

How many hours of sunshine does Antananarivo have in December?

In Antananarivo, Madagascar, the average sunshine duration in December is 6.5h.

What is the month with the highest UV index in Antananarivo?

The months with the highest UV index in Antananarivo are January through March, October through December, with an average maximum UV index of 12.

What is the UV index reading in December in Antananarivo?

In Antananarivo, Madagascar, the average daily maximum UV index in December is 12. A UV Index estimate of 11, and higher, represents an extreme health vulnerability from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average UV index

Average temperature in December
Antananarivo, Madagascar

Average temperature in December - Antananarivo, Madagascar
  • Average high temperature in December: 26.4°C

The warmest month (with the highest average high temperature) is November (26.6°C).
The month with the lowest average high temperature is July (20.4°C).

  • Average low temperature in December: 16.2°C

The month with the highest average low temperature is February (16.8°C).
The coldest month (with the lowest average low temperature) is July (9.5°C).

[Resources]

Average humidity in December
Antananarivo, Madagascar

Average humidity in December - Antananarivo, Madagascar
  • Average humidity in December: 76.5%

The month with the highest relative humidity is February (81.5%).
The month with the lowest relative humidity is October (67%).

[Resources]

Average rainfall in December
Antananarivo, Madagascar

Average rainfall in December - Antananarivo, Madagascar
  • Average rainfall in December: 309.9mm

The wettest month (with the highest rainfall) is December (309.9mm).
The driest month (with the least rainfall) is June (7.7mm).

[Resources]

Average rainfall days in December
Antananarivo, Madagascar

Average rainfall days in December - Antananarivo, Madagascar
  • Average rainfall days in December: 17 days

The month with the highest number of rainy days is December (17 days).
The months with the least rainy days are August and September (1 days).

[Resources]

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

Average daylight in December / Average sunshine in December - Antananarivo, Madagascar
  • Average daylight in December: 13h and 1min

The month with the longest days is December (Average daylight: 13h and 12min).
The month with the shortest days is June (Average daylight: 11h and 0min).

  • Average sunshine in December: 6h and 3min

The month with the most sunshine is September (Average sunshine: 8h and 18min).
The months with the least sunshine are February and March (Average sunshine: 6h and 24min).

[Resources]

Average UV index in December
Antananarivo, Madagascar

Average UV index in December - Antananarivo, Madagascar
  • Average UV index in December: 12

The months with the highest UV index are January, February, March, October, November and December (UV index 12).
The months with the lowest UV index are June and July (UV index 7).

[Resources]

Antananarivo, Madagascar

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location