December weather forecast
Layou, Dominica

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Weather in December

December, the final month of the year, ushers in a further drop in temperature in Layou, Dominica as compared to November. Consequently, the onset of winter is marked by the retreat of wind speeds to 25.4km/h (15.8mph). Despite the receding rainfall to 50mm (1.97"), the shortest daylight hours of the year pose an interesting contrast. Retaining a moderated weather system, December offers an ideal environment to wrap up the year.

Temperature

With December's arrival, Layou notes an average high-temperature of a still warm 27.4°C (81.3°F), closely following the trend of the preceding month. In December, Layou's nighttime temperatures demonstrate a slight decrease, stabilizing at an average of 26.6°C (79.9°F).

Heat index

Throughout December, the heat index is evaluated at a hot 30°C (86°F). Constant exposure and activity lead to possible fatigue. Prolonged exercise may result in heat cramps.
Heat index specifics point out values are for conditions of shade and a slight breeze. Heat index values have the potential to be boosted by 15 Fahrenheit (8 Celsius) degrees due to direct sunlight.
Note: The heat index, also known as 'apparent temperature' or 'feels like', integrates the air's temperature and its humidity to showcase the felt temperature by people. One's perception of weather can be shaped by other factors, involving metabolic differences, pregnancy, and physical exertion. Direct sun exposure is noteworthy in its ability to escalate the felt temperature, potentially adding 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values are of high significance for children. Children often fail to recognize the requirement to rest and rehydrate. Thirst, being a late symptom of dehydration, underlines the importance of maintaining hydration, especially during ongoing physical activities.

Humidity

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

Rainfall

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

Daylight

With an average of 11h and 12min of daylight, December has the shortest days of the year in Layou.
On the first day of December in Layou, sunrise is at 06:16 and sunset at 17:33. On the last day of the month, sunrise is at 06:32 and sunset at 17:45 AST.

Sunshine

December has the least sunshine of the year, 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 Layou. The months with the lowest UV index are January through December, with an average maximum UV index of 7. A UV Index estimate of 6 to 7 represents a high health vulnerability from unprotected exposure to Sun's UV rays for the average person.
Note: An average maximum UV index of 7 in December leads to these recommendations:
Elude overexposure. Fair-skinned people could get burnt in less than 20 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. A hat with a broad brim is indispensable, filtering out up to half of UV rays.

Frequently asked questions

What is the usual temperature for Layou in December?

In December, the average high-temperature and low-temperature are 27.4°C (81.3°F) and 26.6°C (79.9°F) respectively. In December, the average heat index (a.k.a. 'feels like', 'apparent temperature'), which represents the influence of relative humidity on air temperature, is evaluated at 30°C (86°F).

What is the average humidity in December in Layou?

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

How much does it rain in Layou in December?

In Layou, Dominica, in December, during 23.7 rainfall days, 50mm (1.97") of precipitation is typically accumulated.

What is the month with the shortest days in Layou?

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

What is the average length of the day in December in Layou?

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

When is the sunrise / sunset in December in Layou?

On the first day of December in Layou, Dominica, sunrise is at 06:16 and sunset at 17:33. On the last day of the month, sunrise is at 06:32 and sunset at 17:45 AST.

What is the month with the least sunshine in Layou?

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

How long on average sun shines in December in Layou?

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

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

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

What are the months with the lowest UV index in Layou?

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

How high is the UV index in December in Layou?

The average daily maximum UV index in December in Layou, Dominica, is 7. A UV Index estimate of 6 to 7 represents a high health risk from unsafe exposure to Sun's UV rays.

Average temperature in December
Layou, Dominica

Average temperature in December - Layou, 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).

Average pressure in December
Layou, Dominica

Average pressure in December - Layou, 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).

Average wind speed in December
Layou, Dominica

Average wind speed in December - Layou, 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).

Average humidity in December
Layou, Dominica

Average humidity in December - Layou, 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%).

Average rainfall in December
Layou, Dominica

Average rainfall in December - Layou, 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).

Average rainfall days in December
Layou, Dominica

Average rainfall days in December - Layou, 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).

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

Average daylight in December / Average sunshine in December - Layou, 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).

Average sunshine days in December
Layou, Dominica

Average sunshine days in December - Layou, 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).

Average UV index in December
Layou, Dominica

Average UV index in December - Layou, 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).

Average cloud cover in December
Layou, Dominica

Average cloud cover in December - Layou, 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).

Average visibility in December
Layou, Dominica

Average visibility in December - Layou, 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).

Layou, Dominica

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