Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average sea temperature in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
December
Weather in December
Temperature
As November turns into December, the average high-temperatures rest at a still moderately hot 27.6°C (81.7°F), showing a minor variation from the prior month. Ashton's nighttime average temperature in December subtly descends to a still moderately hot 26.5°C (79.7°F) from the daily highs.Heat index
In December, the heat index is calculated to be a hot 31°C (87.8°F). Constant activity during exposure could result in a state of weariness and possibly heat cramps.From a standpoint of the heat index, values pertain to shaded conditions and mild breezes. The heat index could see an increase by 15 Fahrenheit (8 Celsius) degrees under direct sunshine.
Note: The heat index, also known as 'feels like' or 'apparent temperature', determines the feeling of heat when you account for the relative humidity. This effect is personal, shaped by the individual's physical activity and heat sensitivity, influenced by factors including wind, clothing, and metabolic variances. Realize that direct exposure to sunlight can augment the felt heat, leading to a potential increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely vital to babies and toddlers. Kids often lack the knowledge about the necessity to take breaks and consume liquids. Thirst, as a late symptom of dehydration, necessitates the maintenance of hydration, particularly during enduring physical activities.
Humidity
In Ashton, the average relative humidity in December is 76%.Rainfall
In Ashton, 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
January through April and December, with an average sea temperature of 27°C (80.6°F), are months with the coldest seawater.Note: Water temperatures ranging between 25°C (77°F) and 29°C (84.2°F) are regarded as very warm, making swimming, diving, and similar water activities pleasurable for extended periods.
Daylight
With an average of 11h and 24min of daylight, December has the shortest days of the year.On the first day of December in Ashton, 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
With an average of 6.4h of sunshine, December has the least sunshine of the year.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 in Ashton are January through December, with an average maximum UV index of 7. A UV Index reading of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV rays for the average person.Note: The UV index of 7 during December leads to these advisories:
Take precautions against overexposure. Protection against sun damage is needed. 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. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays. Warning! Sand and water reflections boost the intensity of UV exposure.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are December temperatures?
What is the average humidity in December?
How much does it rain in December?
What are the months with the coldest sea water?
What is the sea water temperature in December in Ashton?
What is the month with the shortest days?
How many hours of daylight does Ashton have in December?
When are sunrise and sunset in December?
What is the month with the least sunshine?
How long on average sun shines in December?
When is the highest UV index?
What is the month with the lowest UV index?
What is the UV index reading in December?
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).
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).
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).
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%).
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).
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).
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).
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).
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).
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).
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).
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).
