December weather forecast
Mount Standfast, Barbados

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Weather in December

December in Mount Standfast brings down the curtain on the year with temperatures finally dropping to a low of 26.5°C (79.7°F) while the high hovers at 27.6°C (81.7°F). The rainfall reverts back to levels seen at the beginning of the year, registering a decline to 30mm (1.18"). The number of sunlight hours reduces correspondingly as winter approaches. The winds, however, pick up in strength, achieving a maximum average speed of 27.5km/h (17.1mph).

Temperature

December in Mount Standfast records an average high-temperature of a still warm 27.6°C (81.7°F), indicating a minor variation from the preceding month. An average low-temperature of 26.5°C (79.7°F) characterizes Mount Standfast's December nights.

Heat index

The average heat index in December is estimated at a tropical 31°C (87.8°F). If one continues to be active during enduring exposure, it could result in fatigue and heat cramps.
Given the heat index, its values are aligned with shaded sites and gentle winds. If directly exposed to the sun, the heat index could rise by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'apparent temperature', is a numerical representation of warmth when taking temperature and moisture levels into account. A person's impression of weather can be affected by numerous aspects, among them metabolic variations, pregnancy, and activity levels. Always consider that direct sunlight exposure might heighten the heat's effects, pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values are primarily vital for children. Children often miss understanding the importance of rest and rehydration. Thirst usually appears late during dehydration - therefore, maintaining hydration, particularly during long physical activities, is essential.

Humidity

The average relative humidity in December is 76%.

Rainfall

In December, in Mount Standfast, the rain falls for 16.2 days. Throughout December, 30mm (1.18") of precipitation is accumulated. Throughout the year, in Mount Standfast, there are 233.8 rainfall days, and 706mm (27.8") of precipitation is accumulated.

Daylight

With an average of 11h and 24min of daylight, December has the shortest days of the year in Mount Standfast.
On the first day of December in Mount Standfast, sunrise is at 06:05 and sunset at 17:29. On the last day of the month, sunrise is at 06:20 and sunset at 17:42 AST.

Sunshine

The month with the least sunshine is December, with an average of 6.5h of sunshine.

UV index

The months with the highest UV index are January through December, with an average maximum UV index of 7. 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 threat to health from unsafe exposure to UV radiation for ordinary individuals.
Note: A daily high UV index of 7 in December leads to these guidelines:
Shield from overexposure. Defense against sun-related harm is required. Limit your direct sun exposure, especially between 10 a.m. and 4 p.m., when UV radiation is strongest. Shade structures might not provide complete sun protection. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage.
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Frequently asked questions

What are the temperatures in Mount Standfast in December?

An average high-temperature, in December, in Mount Standfast, is 27.6°C (81.7°F) and the average low-temperature is 26.5°C (79.7°F). In December, the average heat index (a.k.a. 'feels like', 'felt air temperature'), which represents the influence of relative humidity on air temperature, is estimated at 31°C (87.8°F).

What is the average humidity in December in Mount Standfast?

In December, the average relative humidity in Mount Standfast, Barbados, is 76%.

How much does it rain in Mount Standfast in December?

In December, in Mount Standfast, Barbados, the rain falls for 16.2 days. Throughout December, 30mm (1.18") of precipitation is accumulated.

What is the month with the shortest days in Mount Standfast?

With an average of 11h and 24min of daylight, December has the shortest days of the year in Mount Standfast, Barbados.

What is the average length of the day in December in Mount Standfast?

In Mount Standfast, Barbados, the average day length in December is 11h and 22min.

When is the sunrise / sunset in December in Mount Standfast?

On the first day of December in Mount Standfast, sunrise is at 06:05 and sunset at 17:29. On the last day of the month, sunrise is at 06:20 and sunset at 17:42 AST.

What is the month with the least sunshine in Mount Standfast?

With an average of 6.5h of sunshine, December has the least sunshine of the year in Mount Standfast, Barbados.

How many hours of sunshine does Mount Standfast have in December?

The average sunshine duration in December in Mount Standfast is 6.5h.

When is the highest UV index in Mount Standfast?

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

What are the months with the lowest UV index in Mount Standfast?

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

What is the UV index reading in December in Mount Standfast?

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

Average temperature in December
Mount Standfast, Barbados

Average temperature in December - Mount Standfast, Barbados
  • Average high temperature in December: 27.6°C

The warmest months (with the highest average high temperature) are September and October (28.9°C).
The month with the lowest average high temperature is February (26.8°C).

  • Average low temperature in December: 26.5°C

The month with the highest average low temperature is October (27.8°C).
The coldest month (with the lowest average low temperature) is February (25.7°C).

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Average pressure in December
Mount Standfast, Barbados

Average pressure in December - Mount Standfast, Barbados
  • Average pressure in December: 1013mbar

The month with the highest atmospheric pressure is June (1014.8mbar).
The month with the lowest atmospheric pressure is November (1011.2mbar).

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Average wind speed in December
Mount Standfast, Barbados

Average wind speed in December - Mount Standfast, Barbados
  • Average wind speed in December: 26.9km/h

The windiest months (with the highest average wind speed) are January and February (28.3km/h).
The calmest month (with the lowest average wind speed) is September (19.4km/h).

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Average humidity in December
Mount Standfast, Barbados

Average humidity in December - Mount Standfast, Barbados
  • Average humidity in December: 76%

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

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Average rainfall in December
Mount Standfast, Barbados

Average rainfall in December - Mount Standfast, Barbados
  • Average rainfall in December: 30mm

The wettest month (with the highest rainfall) is August (126mm).
The driest month (with the least rainfall) is February (13mm).

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Average rainfall days in December
Mount Standfast, Barbados

Average rainfall days in December - Mount Standfast, Barbados
  • Average rainfall days in December: 16.2 days

The month with the highest number of rainy days is July (26.3 days).
The month with the least rainy days is February (11.3 days).

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Average daylight in December /
Average sunshine in December
Mount Standfast, Barbados

Average daylight in December / Average sunshine in December - Mount Standfast, Barbados
  • Average daylight in December: 11h and 2min

The month with the longest days is June (Average daylight: 12h and 54min).
The month with the shortest days is December (Average daylight: 11h and 24min).

  • Average sunshine in December: 6h and 3min

The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is December (Average sunshine: 6h and 30min).

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Average sunshine days in December
Mount Standfast, Barbados

Average sunshine days in December - Mount Standfast, Barbados
  • Average sunshine days in December: 12.3 days

The month with the most sunshine days is February (14.3 days).
The month with the least sunshine days is July (1.3 days).

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Average UV index in December
Mount Standfast, Barbados

Average UV index in December - Mount Standfast, Barbados
  • 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
Mount Standfast, Barbados

Average cloud cover in December - Mount Standfast, Barbados
  • Average cloud cover in December: 41

The month with the most cloud cover is June (Cloud cover 49).
The months with the least cloud cover are January and February (Cloud cover 37).

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Average visibility in December
Mount Standfast, Barbados

Average visibility in December - Mount Standfast, Barbados
  • 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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Mount Standfast, Barbados

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