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 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
Weather in December
Temperature
December records an average high-temperature of a still warm 27.6°C (81.7°F), indicating a minor variation from the preceding month. Maintaining close parity with daytime warmth, the average nocturnal temperature during December stays at a still warm 26.5°C (79.7°F).Heat index
In December, the average heat index is estimated at a hot 31°C (87.8°F). If one endures exposure and continues to be active, it might result in tiredness and heat cramps.It is crucial to understand that heat index figures are for shade and gentle wind conditions. The heat index could experience an increase of 15 Fahrenheit (8 Celsius) degrees due to direct sunlight.
Note: The heat index, also known as 'real feel' or 'feels like', is a measure of how hot it feels when the actual air humidity is factored in. The influence of weather is personal, with a diverse population experiencing it differently due to differences in body mass, stature, and degree of activity. It is noteworthy that being in direct sunlight can enhance the weather's impact, raising the heat index by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely vital to babies and toddlers. Youngsters are usually more at risk than adults, considering they sweat less. Additionally, their high skin surface area compared to their little bodies and their high heat production due to activity increases their risk.
Humidity
The average relative humidity in December is 76%.Rainfall
In Clifton, during December, the rain falls for 19.5 days and regularly aggregates up to 39mm (1.54") of precipitation. In Clifton, Saint Vincent and the Grenadines, during the entire year, the rain falls for 238.6 days and collects up to 627mm (24.69") of precipitation.Daylight
December has the shortest days of the year, with an average of 11h and 24min of daylight.On the first day of the month, sunrise is at 06:11 and sunset at 17:38. On the last day of December, sunrise is at 06:26 and sunset at 17:50 AST.
Sunshine
With an average of 6.4h of sunshine, December has the least sunshine of the year.UV index
January through December, with an average maximum UV index of 7, are months with the highest UV index. The months with the lowest UV index are January through December, with an average maximum UV index of 7. A UV Index value of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV rays for the average person.Note: A typical high UV index of 7 in December suggests the following recommendations:
Take precautions against overexposure. Fair-skinned people may get burned in less than 20 minutes. The time between 10 a.m. and 4 p.m. is when UV radiation is at its peak. Limit exposure to direct sunlight during these hours. Experience reduced UV exposure by about half when donning a wide-brim hat.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in December?
What is the average humidity in December?
How much does it rain in December?
What is the month with the shortest days in Clifton?
How many hours of daylight does Clifton have in December?
When is the sunrise / sunset in December?
What is the month with the least sunshine?
How many hours of sunshine does Clifton have in December?
What are the months with the highest UV index?
What is the month with the lowest UV index?
What is the UV index intensity in December?
Average temperature in December
Clifton, 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
Clifton, 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
Clifton, 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
Clifton, 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
Clifton, 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
Clifton, 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 daylight in December /
Average sunshine in December
Clifton, 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
Clifton, 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
Clifton, 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
Clifton, 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
Clifton, 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).
Clifton, Saint Vincent and the Grenadines
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