December weather forecast
Ashton, Saint Vincent and the Grenadines

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Weather in December

Concluding the year, December in Ashton showcases a pleasant blend of climatic conditions. A palpable easing of rainfall to 39mm (1.54") brings the promise of drier, more comfortable days ahead. Temperature fluctuations are negligible, allowing for a consistent weather pattern throughout the month. Despite decreased daylight hours, visibility remains optimal, perfect for exploring the city in all its winter glory. Finally, various outdoor activities continue to be enjoyable, thanks to unchanged sea temperatures and moderate wind speeds.

Temperature

As November transitions into December, Ashton records an average high-temperature of a still warm 27.6°C (81.7°F), showing a gentle shift from the preceding month. Ashton's nights in December maintain a consistent average of 26.5°C (79.7°F), demonstrating a minimal differential from its daytime temperature.

Heat index

In December, the average heat index is computed to be a tropical 31°C (87.8°F). With unrelenting exposure and activity, one might experience exhaustion, leading to potential heat cramps.
Take note of the fact that heat index values are based on shaded circumstances with light airflows. Direct sunlight exposure may cause a 15 Fahrenheit (8 Celsius) degrees rise in the heat index.
Note: The heat index, also known as 'real feel' or 'apparent temperature', stands as a testimony to how temperature and humidity combine to impact our sense of warmth. Elements such as metabolic variations, being pregnant, and physical activity can impact one's weather perception. When exposed to direct sunlight, it's possible for the heat index to increase by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular significance for children. Juveniles are regularly less conscious of the need to recuperate and rehydrate. Thirst is a tardy symptom of dehydration - hydration, especially during lengthy physical activities, should be maintained.

Humidity

The average relative humidity in December in Ashton is 76%.

Rainfall

In Ashton, Saint Vincent and the Grenadines, in December, during 19.5 rainfall days, 39mm (1.54") of precipitation is typically accumulated. In Ashton, during the entire year, the rain falls for 238.6 days and collects up to 627mm (24.69") of precipitation.

Sea temperature

The months with the coldest seawater are January through April and December, with an average sea temperature of 27°C (80.6°F).
Note: Water temperatures between 25°C (77°F) and 29°C (84.2°F) are regarded as highly pleasant, making all water activities enjoyable without any discomfort over long durations.

Daylight

With an average of 11h and 24min of daylight, December has the shortest days of the year in Ashton.
On the first day of December in Ashton, Saint Vincent and the Grenadines, sunrise is at 06:11 and sunset at 17:38. On the last day of the month, sunrise is at 06:27 and sunset at 17:51 AST.

Sunshine

December has the least sunshine of the year in Ashton, Saint Vincent and the Grenadines, with an average of 6.4h of sunshine.

UV index

January through December, with an average maximum UV index of 7, are months with the highest UV index in Ashton. 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 risk from exposure to the Sun's UV rays for average individuals.
Note: During December, 7 as the daily maximum UV index converts into the following advice:
Stick with precautions and abide by sun safety procedures. Evading sunburn is essential. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses. Be cautious! Sand and water surfaces make the Sun's UV rays more potent.
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Frequently asked questions

What is the average December temperature in Ashton?

In Ashton, in December, the average high-temperature is 27.6°C (81.7°F), and the average low-temperature is 26.5°C (79.7°F). The average heat index (a.k.a. 'felt air temperature', 'real feel'), which factors the actual air temperature with the relative humidity, in December is computed to be 31°C (87.8°F).

What is the average humidity in December in Ashton?

In Ashton, the average relative humidity in December is 76%.

How much does it rain in Ashton in December?

In Ashton, Saint Vincent and the Grenadines, in December, it is raining for 19.5 days, with typically 39mm (1.54") of accumulated precipitation.

When is the sea coldest in Ashton?

January through April and December, with an average sea temperature of 27°C (80.6°F), are months with the coldest seawater in Ashton, Saint Vincent and the Grenadines.

What is the sea water temperature in December in Ashton?

In Ashton, Saint Vincent and the Grenadines, the average seawater temperature in December is 27°C (80.6°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 Ashton?

With an average of 11h and 24min of daylight, December has the shortest days of the year in Ashton, Saint Vincent and the Grenadines.

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

In December, the average day length is 11h and 24min.

When are sunrise and sunset in December in Ashton?

In December, on the first day of the month, sunrise is at 06:11 and sunset at 17:38. On the last day of the month, sunrise is at 06:27 and sunset at 17:51 AST.

What is the month with the least sunshine in Ashton?

December has the least sunshine of the year in Ashton, Saint Vincent and the Grenadines, with an average of 6.4h of sunshine.

How long on average sun shines in December in Ashton?

The average sunshine duration in December in Ashton is 6.4h.

When is the highest UV index in Ashton?

January through December, with an average maximum UV index of 7, are months with the highest UV index in Ashton, Saint Vincent and the Grenadines.

When is the lowest UV index in Ashton?

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

How high is the UV index in December in Ashton?

In December, the average daily maximum UV index in Ashton is 7. A UV Index estimate of 6 to 7 represents a high hazard to health from exposure to the Sun's UV radiation.

Average temperature in December
Ashton, Saint Vincent and the Grenadines

Average temperature in December - Ashton, Saint Vincent and the Grenadines
  • Average high temperature in December: 27.6°C

The warmest month (with the highest average high temperature) is September (28.8°C).
The month with the lowest average high temperature is February (26.5°C).

  • Average low temperature in December: 26.5°C

The month with the highest average low temperature is September (28°C).
The coldest month (with the lowest average low temperature) is February (25.7°C).

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Average pressure in December
Ashton, Saint Vincent and the Grenadines

Average pressure in December - Ashton, Saint Vincent and the Grenadines
  • Average pressure in December: 1012.9mbar

The month with the highest atmospheric pressure is June (1014.5mbar).
The month with the lowest atmospheric pressure is November (1010.9mbar).

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Average wind speed in December
Ashton, Saint Vincent and the Grenadines

Average wind speed in December - Ashton, Saint Vincent and the Grenadines
  • Average wind speed in December: 27.8km/h

The windiest month (with the highest average wind speed) is February (29.3km/h).
The calmest month (with the lowest average wind speed) is September (20.6km/h).

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Average humidity in December
Ashton, Saint Vincent and the Grenadines

Average humidity in December - Ashton, Saint Vincent and the Grenadines
  • Average humidity in December: 76%

The months with the highest relative humidity are May, June and July (78%).
The month with the lowest relative humidity is February (75%).

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Average rainfall in December
Ashton, Saint Vincent and the Grenadines

Average rainfall in December - Ashton, Saint Vincent and the Grenadines
  • Average rainfall in December: 39mm

The wettest month (with the highest rainfall) is August (94mm).
The driest month (with the least rainfall) is February (23mm).

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Average rainfall days in December
Ashton, Saint Vincent and the Grenadines

Average rainfall days in December - Ashton, Saint Vincent and the Grenadines
  • Average rainfall days in December: 19.5 days

The month with the highest number of rainy days is August (24.3 days).
The month with the least rainy days is February (14.8 days).

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Average sea temperature in December
Ashton, Saint Vincent and the Grenadines

Average sea temperature in December - Ashton, Saint Vincent and the Grenadines
  • Average sea temperature in December: 27°C

The best months for swimming (with the highest average sea temperature) are September and October (29°C).
The coldest months (with the lowest average sea temperature) are January, February, March, April and December (27°C).

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Average daylight in December /
Average sunshine in December
Ashton, Saint Vincent and the Grenadines

Average daylight in December / Average sunshine in December - Ashton, Saint Vincent and the Grenadines
  • 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 2min

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

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Average sunshine days in December
Ashton, Saint Vincent and the Grenadines

Average sunshine days in December - Ashton, Saint Vincent and the Grenadines
  • Average sunshine days in December: 6.2 days

The months with the most sunshine days are February and March (9.3 days).
The month with the least sunshine days is July (1.7 days).

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Average UV index in December
Ashton, Saint Vincent and the Grenadines

Average UV index in December - Ashton, Saint Vincent and the Grenadines
  • 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
Ashton, Saint Vincent and the Grenadines

Average cloud cover in December - Ashton, Saint Vincent and the Grenadines
  • Average cloud cover in December: 41

The month with the most cloud cover is July (Cloud cover 46).
The months with the least cloud cover are January and February (Cloud cover 37).

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Average visibility in December
Ashton, Saint Vincent and the Grenadines

Average visibility in December - Ashton, Saint Vincent and the Grenadines
  • 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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Ashton, Saint Vincent and the Grenadines

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