December weather forecast
Iakora, Madagascar

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Weather in December

The first month of the summer, December, is still a warm month in Iakora, Madagascar, with an average temperature ranging between max 28.5°C (83.3°F) and min 24.1°C (75.4°F).

Temperature

During December, Iakora records an average high-temperature of a still warm 28.5°C (83.3°F), marking a slight divergence from November's 26.9°C (80.4°F). In December, Iakora's nighttime temperatures demonstrate a slight decrease, stabilizing at an average of 24.1°C (75.4°F).

Heat index

The heat index for December is estimated at a tropical 33°C (91.4°F). Exercise increased caution, heat cramps and heat exhaustion are potential hazards. Continuous activity could lead to heatstroke.
Take note of the fact that heat index values are based on shaded circumstances with light airflows. Exposure to the direct sun might augment heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'feels like', determines the feeling of heat when you account for the relative humidity. The impact of temperature is individual, as people's perception of weather may change based on their body mass, height, and physical activity. Direct sun rays can make one feel hotter, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Younglings frequently fail to recognize the requirement to rest and rehydrate. Thirst emerges late in dehydration - it is imperative to keep hydration levels high, particularly during extended physical exertions.

Humidity

The average relative humidity in December in Iakora is 79%.

Rainfall

In Iakora, Madagascar, in December, during 21 rainfall days, 89mm (3.5") of precipitation is typically accumulated. In Iakora, during the entire year, the rain falls for 217.3 days and collects up to 880mm (34.65") of precipitation.

Daylight

The month with the longest days in Iakora, Madagascar, is December, with an average of 13h and 30min of daylight.
On the first day of the month, sunrise is at 04:59 and sunset at 18:26. On the last day of December, sunrise is at 05:10 and sunset at 18:42 EAT.

Sunshine

The month with the most sunshine in Iakora, Madagascar, is December, with an average of 9.7h of sunshine.

UV index

The months with the highest UV index in Iakora are January, February and December, with an average maximum UV index of 7. A UV Index estimate of 6 to 7 represents a high health risk from exposure to the Sun's UV rays for ordinary individuals.
Note: The maximum UV index of 7 during December leads to these instructions:
Resist extreme sun exposure. Guarding against solar damage is essential. 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. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation.

Frequently asked questions

How hot does it get in Iakora in December?

In Iakora, 28.5°C (83.3°F) is the average high-temperature and 24.1°C (75.4°F) is the average low-temperature during December. The average heat index (a.k.a. 'apparent temperature', 'real feel'), which combines relative humidity and air temperature, in December is estimated at 33°C (91.4°F).

What is the average humidity in December in Iakora?

The average relative humidity in December in Iakora is 79%.

How much does it rain in Iakora in December?

In Iakora, Madagascar, in December, during 21 rainfall days, 89mm (3.5") of precipitation is typically accumulated.

When are the longest days in Iakora?

The month with the longest days in Iakora is December, with an average of 13h and 30min of daylight.

How many hours of daylight does Iakora have in December?

The average day length in December in Iakora, Madagascar, is 13h and 32min.

What time are sunrise and sunset in December in Iakora?

In December, on the first day of the month, sunrise is at 04:59 and sunset at 18:26. On the last day of the month, in Iakora, Madagascar, sunrise is at 05:10 and sunset at 18:42 EAT.

What month has the most sunshine in Iakora?

The month with the most sunshine is December, with an average of 9.7h of sunshine.

How long on average sun shines in December in Iakora?

The average sunshine duration in December in Iakora, Madagascar, is 9.7h.

When is the highest UV index in Iakora?

January, February and December, with an average maximum UV index of 7, are months with the highest UV index in Iakora, Madagascar.

What is the UV index intensity in December in Iakora?

In December, the average daily maximum UV index in Iakora is 7. A UV Index value of 6 to 7 symbolizes a high health threat from exposure to Sun's UV rays.

Average temperature in December
Iakora, Madagascar

Average temperature in December - Iakora, Madagascar
  • Average high temperature in December: 28.5°C

The warmest month (with the highest average high temperature) is January (28.7°C).
The month with the lowest average high temperature is July (22.8°C).

  • Average low temperature in December: 24.1°C

The month with the highest average low temperature is January (24.3°C).
The coldest month (with the lowest average low temperature) is July (18.4°C).

Average pressure in December
Iakora, Madagascar

Average pressure in December - Iakora, Madagascar
  • Average pressure in December: 1013.4mbar

The month with the highest atmospheric pressure is July (1022.6mbar).
The month with the lowest atmospheric pressure is January (1011.9mbar).

Average wind speed in December
Iakora, Madagascar

Average wind speed in December - Iakora, Madagascar
  • Average wind speed in December: 14.9km/h

The windiest month (with the highest average wind speed) is October (17.1km/h).
The calmest month (with the lowest average wind speed) is May (11km/h).

Average humidity in December
Iakora, Madagascar

Average humidity in December - Iakora, Madagascar
  • Average humidity in December: 79%

The month with the highest relative humidity is March (82%).
The months with the lowest relative humidity are July, August and September (78%).

Average rainfall in December
Iakora, Madagascar

Average rainfall in December - Iakora, Madagascar
  • Average rainfall in December: 89mm

The wettest month (with the highest rainfall) is January (151mm).
The driest month (with the least rainfall) is September (24mm).

Average rainfall days in December
Iakora, Madagascar

Average rainfall days in December - Iakora, Madagascar
  • Average rainfall days in December: 21 days

The month with the highest number of rainy days is January (22 days).
The month with the least rainy days is September (12.2 days).

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

Average daylight in December / Average sunshine in December - Iakora, Madagascar
  • Average daylight in December: 13h and 3min

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: 9h and 4min

The month with the most sunshine is December (Average sunshine: 9h and 42min).
The month with the least sunshine is June (Average sunshine: 5h and 54min).

Average sunshine days in December
Iakora, Madagascar

Average sunshine days in December - Iakora, Madagascar
  • Average sunshine days in December: 6.7 days

The month with the most sunshine days is September (12.9 days).
The month with the least sunshine days is January (6.3 days).

Average UV index in December
Iakora, Madagascar

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

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

Average cloud cover in December
Iakora, Madagascar

Average cloud cover in December - Iakora, Madagascar
  • Average cloud cover in December: 44

The months with the most cloud cover are March and November (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 36).

Average visibility in December
Iakora, Madagascar

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

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

Iakora, Madagascar

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