December weather forecast
Mahaut, Dominica

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Weather in December

Lastly, December in Mahaut greets the arrival of the dry season, with reduced rainfall of 50mm (1.97") over 23.7 days. While temperatures start to cool off slightly, they remain comfortably warm for typical tropical standards. Relative humidity reciprocates in decrease, resulting in an endearing weather pattern, desirable to the residents and tourists alike. The city's coastal charm is enhanced by the calm and comforting sea, which retains warmth despite the advanced season. With the year coming to an end, Mahaut’s weather prepares a seamless transition into the New Year, keeping its tropical allure firmly in place.

Temperature

December brings an average high-temperature of a still moderately hot 27.4°C (81.3°F) in Mahaut, showing a slight difference from November's 28.3°C (82.9°F). During December, Mahaut's nighttime temperatures demonstrate a subtle cooling from daytime highs, stabilizing at a still warm 26.6°C (79.9°F).

Heat index

December's average heat index is appraised at a hot 30°C (86°F). With sustained exposure and activity, exhaustion becomes probable, resulting in heat cramps.
Heat index's context suggests values are appropriate for shady areas and slight 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 'real feel' or 'feels like', is what the temperature feels like to the human body when the air temperature is combined with the relative humidity. Depending on the activity and the individual's heat perception, which may vary due to factors including wind, clothing, and metabolic variations, this effect remains subjective. Be mindful that being in direct sunlight might mean feeling hotter, with the heat index rising by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular importance for children. Children commonly overlook the importance of rest and fluid replenishment. Thirst, being a delayed sign of dehydration, emphasizes the need to keep hydration up, especially during lengthy physical activities.

Humidity

The average relative humidity in December in Mahaut is 75%.

Rainfall

In December, in Mahaut, the rain falls for 23.7 days. Throughout December, 50mm (1.97") of precipitation is accumulated. Throughout the year, in Mahaut, there are 261.3 rainfall days, and 724mm (28.5") of precipitation is accumulated.

Sea temperature

In Mahaut, the average seawater temperature in December is 27.6°C (81.7°F).
Note: Water temperatures from 25°C (77°F) to 29°C (84.2°F) make swimming, diving, and similar activities highly pleasurable and enjoyable for long periods without discomfort.

Daylight

With an average of 11h and 12min of daylight, December has the shortest days of the year.
On the first day of the month, sunrise is at 06:16 and sunset at 17:33. On the last day of December, sunrise is at 06:31 and sunset at 17:45 AST.

Sunshine

December has the least sunshine of the year in Mahaut, with an average of 6.5h of sunshine.

UV index

January through December, with an average maximum UV index of 7, are months with the highest UV index in Mahaut. January through December, with an average maximum UV index of 7, are months with the lowest UV index in Mahaut. A UV Index value of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV rays for average individuals.
Note: The maximum UV index, 7 during December, leads to the following recommendations:
Stand by precautions and apply sun safety measures. Evading sunburn is of great importance. It's important to stay in the shade and limit exposure to the sun from 10 a.m. to 4 p.m., when UV radiation is most intense, although remember that shade structures may not provide full sun protection. Always opt for UVA and UVB-resistant sunglasses on radiant days. Heed this! UV intensity is much stronger when reflected off sand and water.
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Frequently asked questions

What are December temperatures in Mahaut?

December temperatures in Mahaut vary between a high-temperature of 27.4°C (81.3°F) and a low-temperature of 26.6°C (79.9°F). In December, the average heat index (a.k.a. 'apparent temperature', 'real feel'), which takes the relative humidity and factors it into the air temperature reading, is appraised at 30°C (86°F).

What is the average humidity in December in Mahaut?

In Mahaut, Dominica, the average relative humidity in December is 75%.

How many days does it rain in December in Mahaut?

In Mahaut, in December, it is raining for 23.7 days, with typically 50mm (1.97") of accumulated precipitation.

What is the sea water temperature in December in Mahaut?

In Mahaut, 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.

What is the month with the shortest days in Mahaut?

December has the shortest days of the year, with an average of 11h and 12min of daylight.

How many hours of daylight does Mahaut have in December?

In Mahaut, Dominica, the average day length in December is 11h and 14min.

When is the sunrise / sunset in December in Mahaut?

On the first day of December, sunrise is at 06:16 and sunset at 17:33. On the last day of the month, sunrise is at 06:31 and sunset at 17:45 AST.

What is the month with the least sunshine in Mahaut?

December has the least sunshine of the year in Mahaut, with an average of 6.5h of sunshine.

How many hours of sunshine does Mahaut have in December?

The average sunshine duration in December in Mahaut, Dominica, is 6.5h.

What are the months with the highest UV index in Mahaut?

The months with the highest UV index in Mahaut are January through December, with an average maximum UV index of 7.

What is the month with the lowest UV index in Mahaut?

The months with the lowest UV index in Mahaut, Dominica, are January through December, with an average maximum UV index of 7.

How high is the UV index in December in Mahaut?

The average daily maximum UV index in December in Mahaut is 7. A UV Index of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV radiation.

Average temperature in December
Mahaut, Dominica

Average temperature in December - Mahaut, Dominica
  • Average high temperature in December: 27.4°C

The warmest month (with the highest average high temperature) is September (29°C).
The months with the lowest average high temperature are February and March (26.4°C).

  • Average low temperature in December: 26.6°C

The month with the highest average low temperature is October (27.8°C).
The coldest months (with the lowest average low temperature) are February and March (25.3°C).

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Average pressure in December
Mahaut, Dominica

Average pressure in December - Mahaut, Dominica
  • Average pressure in December: 1014.1mbar

The month with the highest atmospheric pressure is June (1015.6mbar).
The month with the lowest atmospheric pressure is November (1012mbar).

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Average wind speed in December
Mahaut, Dominica

Average wind speed in December - Mahaut, Dominica
  • Average wind speed in December: 25.4km/h

The windiest month (with the highest average wind speed) is January (27.1km/h).
The calmest months (with the lowest average wind speed) are September and October (20.2km/h).

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Average humidity in December
Mahaut, Dominica

Average humidity in December - Mahaut, Dominica
  • Average humidity in December: 75%

The months with the highest relative humidity are May, June, July, August and November (77%).
The month with the lowest relative humidity is February (74%).

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Average rainfall in December
Mahaut, Dominica

Average rainfall in December - Mahaut, Dominica
  • Average rainfall in December: 50mm

The wettest month (with the highest rainfall) is October (91mm).
The driest month (with the least rainfall) is February (26mm).

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Average rainfall days in December
Mahaut, Dominica

Average rainfall days in December - Mahaut, Dominica
  • Average rainfall days in December: 23.7 days

The month with the highest number of rainy days is July (23.8 days).
The month with the least rainy days is March (18.1 days).

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Average sea temperature in December
Mahaut, Dominica

Average sea temperature in December - Mahaut, Dominica
  • Average sea temperature in December: 27.6°C

The best month for swimming (with the highest average sea temperature) is September (29.4°C).
The coldest month (with the lowest average sea temperature) is February (26.8°C).

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Average daylight in December /
Average sunshine in December
Mahaut, Dominica

Average daylight in December / Average sunshine in December - Mahaut, Dominica
  • Average daylight in December: 11h and 1min

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

  • Average sunshine in December: 6h and 3min

The month with the most sunshine is August (Average sunshine: 10h and 24min).
The month with the least sunshine is December (Average sunshine: 6h and 30min).

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Average sunshine days in December
Mahaut, Dominica

Average sunshine days in December - Mahaut, Dominica
  • Average sunshine days in December: 2.6 days

The month with the most sunshine days is September (6.1 days).
The months with the least sunshine days are June and July (1.3 days).

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Average UV index in December
Mahaut, Dominica

Average UV index in December - Mahaut, Dominica
  • Average UV index in December: 7

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

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Average cloud cover in December
Mahaut, Dominica

Average cloud cover in December - Mahaut, Dominica
  • Average cloud cover in December: 40

The months with the most cloud cover are June and July (Cloud cover 45).
The month with the least cloud cover is February (Cloud cover 34).

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Average visibility in December
Mahaut, Dominica

Average visibility in December - Mahaut, Dominica
  • 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).

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Mahaut, Dominica

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