December weather forecast
Toliara, Madagascar

Weather in December

December, the first month of the summer, in Toliara, is still a hot month, with temperature in the range of an average high of 31.2°C (88.2°F) and an average low of 24.8°C (76.6°F).

Temperature

In December, the average high-temperature is practically the same as in November - a still hot 31.2°C (88.2°F). In December, in Toliara, the average low-temperature is 24.8°C (76.6°F).

Heat index

The average heat index is evaluated at a sweltering 37.2°C (99°F). Take extra precautions, as heat cramps and heat exhaustion are possible. Sustained activity may result in heatstroke.
Note that heat index values are valued for light wind and location in the shade. With exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature', 'feels like', 'felt air temperature', or 'real feel', is calculated by taking the relative humidity value for a specific location and factoring it into the air temperature reading. This effect is individual, with diverse people perceiving weather differently for numerous reasons (differences in body mass, height, and shape, wind, clothing), and activity. Be aware that direct exposure to sunlight increases heat impact and may raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it is vital to remain hydrated, particularly during prolonged physical activities.
Perspiration is the human body's physiological response to high temperatures and is an attempt to lower body temperature through evaporation of sweat. Under high air temperature and humidity (high heat index) conditions, perspiration is limited, and the perception of heat is increased. When heat gain exceeds the level the body can remove, body temperature begins to rise, and heat-related illnesses and disorders may develop.

Humidity

The average relative humidity is 67%.

Rainfall

In Toliara, in December, it is raining for 10 days, with typically 25mm (0.98") of accumulated precipitation. In Toliara, during the entire year, the rain falls for 93.8 days and collects up to 297mm (11.69") of precipitation.

Sea temperature

In December, the average sea temperature is 27.6°C (81.7°F).
Note: Water temperature between 25°C (77°F) and 29°C (84.2°F) is regarded as very warm and enjoyable by all. With these temperatures, water activities are pleasurable, without feeling uncomfortable for prolonged periods.

Daylight

With an average of 13.6h of daylight, December has the longest days of the year.

Sunshine

The average sunshine in December is 11.9h.

UV index

Months with the highest UV index in Toliara are January through March, September through December, with an average maximum UV index of 7. A UV Index value of 6 to 7 symbolizes a high health hazard from unprotected exposure to the Sun's UV rays for the average person.
Note: The daily maximum UV index of 7 interpret into the following advice:
Take precautions and adopt sun safety practices. Protection against sunburn is obliged. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Caution! The reflection of sand and water significantly increases the intensity of the Sun's UV radiation.
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FAQ

What is the temperature in December in Toliara?

The average high-temperature, in December, in Toliara, Madagascar, is 31.2°C (88.2°F), while the average low-temperature is 24.8°C (76.6°F). The average heat index (a.k.a. 'real feel', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, in December is evaluated at 37.2°C (99°F).

What is the average humidity in December in Toliara?

The average relative humidity in December in Toliara, Madagascar, is 67%.

How many days does it rain in December in Toliara?

In Toliara, Madagascar, during December, the rain falls for 10 days and regularly aggregates up to 25mm (0.98") of precipitation.

What is the water temperature in December in Toliara?

In Toliara, Madagascar, in December, the average water temperature is 27.6°C (81.7°F). Water temperature between 25°C (77°F) and 29°C (84.2°F) is regarded as very warm and enjoyable by all. With these temperatures, water activities are pleasurable, without feeling uncomfortable for prolonged periods.

When are the longest days in Toliara?

December has the longest days of the year, with an average of 13.6h of daylight.

How many hours of daylight does Toliara have in December?

In Toliara, the average length of the day in December is 13.6h.

How many hours of sunshine does Toliara have in December?

In December, the average sunshine in Toliara, Madagascar, is 11.9h.

When is the highest UV index in Toliara?

Months with the highest UV index in Toliara, Madagascar, are January through March, September through December, with an average maximum UV index of 7.

How high is the UV index in December in Toliara?

In December, the average daily maximum UV index is 7. A UV Index reading of 6 to 7 represents a high health risk from the exposure to the Sun's UV rays.

Average temperature in December
Toliara, Madagascar

Average temperature in December - Toliara, Madagascar
  • Average high temperature in December: 31.2°C

The warmest month (with the highest average high temperature) is January (31.5°C).
The month with the lowest average high temperature is July (25.8°C).

  • Average low temperature in December: 24.8°C

The month with the highest average low temperature is January (25.8°C).
The coldest month (with the lowest average low temperature) is July (18.8°C).

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Average pressure in December
Toliara, Madagascar

Average pressure in December - Toliara, Madagascar
  • Average pressure in December: 1011.1mbar

The month with the highest atmospheric pressure is July (1020.6mbar).
The month with the lowest atmospheric pressure is January (1009.4mbar).

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Average wind speed in December
Toliara, Madagascar

Average wind speed in December - Toliara, Madagascar
  • Average wind speed in December: 16.5km/h

The windiest month (with the highest average wind speed) is November (19km/h).
The calmest months (with the lowest average wind speed) are March and May (15.6km/h).

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Average humidity in December
Toliara, Madagascar

Average humidity in December - Toliara, Madagascar
  • Average humidity in December: 67%

Months with the highest relative humidity are February and March (70%).
Months with the lowest relative humidity are July and September (62%).

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Average rainfall in December
Toliara, Madagascar

Average rainfall in December - Toliara, Madagascar
  • Average rainfall in December: 25mm

The wettest month (with the highest rainfall) is January (89mm).
The driest months (with the least rainfall) are July and August (3mm).

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Average rainfall days in December
Toliara, Madagascar

Average rainfall days in December - Toliara, Madagascar
  • Average rainfall days in December: 10 days

The month with the highest number of rainy days is January (20 days).
The month with the least rainy days is August (1.3 days).

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Average sea temperature in December
Toliara, Madagascar

Average sea temperature in December - Toliara, Madagascar
  • Average sea temperature in December: 27.6°C

The best month for swimming (with the highest average sea temperature) is January (29°C).
The coldest month (with the lowest average sea temperature) is July (23.9°C).

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

Average daylight in December / Average sunshine in December - Toliara, Madagascar
  • Average daylight in December: 13.6h

The month with the longest days is December (Average daylight: 13.6h).
The month with the shortest days is June (Average daylight: 10.7h).

  • Average sunshine in December: 11.9h

Months with the most sunshine are October and November (Average sunshine: 12h).
The month with the least sunshine is August (Average sunshine: 7.5h).

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Average sunshine days in December
Toliara, Madagascar

Average sunshine days in December - Toliara, Madagascar
  • Average sunshine days in December: 18.4 days

The month with the most sunshine days is August (28 days).
The month with the least sunshine days is January (9.5 days).

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Average UV index in December
Toliara, Madagascar

Average UV index in December - Toliara, Madagascar
  • Average UV index in December: 7

Months with the highest UV index are January, February, March, September, October, November and December (UV index 7).
Months with the lowest UV index are April, May, June, July and August (UV index 6).

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Average cloud cover in December
Toliara, Madagascar

Average cloud cover in December - Toliara, Madagascar
  • Average cloud cover in December: 18

The month with the most cloud cover is January (Cloud cover 26).
The month with the least cloud cover is September (Cloud cover 7).

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Average visibility in December
Toliara, Madagascar

Average visibility in December - Toliara, Madagascar
  • Average visibility in December: 10km

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

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