December weather forecast
St Johnston Village, Antigua and Barbuda

Weather in December

December, the first month of the winter in St Johnston Village, is still a warm month, with temperature in the range of an average low of 23°C (73.4°F) and an average high of 29°C (84.2°F).

Temperature

In December, the average high-temperature is almost the same as in November - a warm 29°C (84.2°F). In St Johnston Village, Antigua and Barbuda, the average low-temperature is 23°C (73.4°F).

Rainfall

In St Johnston Village, it is raining for 17 days, with typically 88mm (3.46") of accumulated precipitation. Throughout the year, in St Johnston Village, there are 180 rainfall days, and 1040mm (40.94") of precipitation is accumulated.

Sea temperature

In St Johnston Village, the average seawater temperature in December is 27°C (80.6°F).
Note: For swimming, diving, and other water activities, temperatures between 25°C (77°F) and 29°C (84.2°F) are perceived as very enjoyable and pleasurable for prolonged periods without feeling uncomfortable.

Daylight

The month with the shortest days in St Johnston Village is December, with an average of 11h and 8min of daylight.
On the first day of December, sunrise is at 06:20 and sunset at 17:31. On the last day of the month, sunrise is at 06:36 and sunset at 17:44 AST.

Sunshine

The months with the least sunshine in St Johnston Village are September through December, with an average of 7h of sunshine.

UV index

January and December, with an average maximum UV index of 8, are months with the lowest UV index. A UV Index estimate of 8 to 10 represents a very high threat to health from unsafe exposure to UV radiation for average individuals.
Note: The daily maximum UV index of 8 in December interpret into the following advice:
Take extra precautions. Protection against sun damage is required. 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. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Caution! The reflection of sand and water significantly increases the intensity of the Sun's UV radiation.
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FAQ

What is the temperature in December in St Johnston Village?

In December, in St Johnston Village, Antigua and Barbuda, the average high-temperature is 29°C (84.2°F), and the average low-temperature is 23°C (73.4°F).

How many days does it rain in December in St Johnston Village?

In St Johnston Village, in December, during 17 rainfall days, 88mm (3.46") of precipitation is typically accumulated.

How warm is the water in December in St Johnston Village?

In St Johnston Village, Antigua and Barbuda, in December, the average water temperature 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 St Johnston Village?

The month with the shortest days in St Johnston Village, Antigua and Barbuda, is December, with an average of 11h and 8min of daylight.

What is the average length of the day in December in St Johnston Village?

In St Johnston Village, Antigua and Barbuda, the average day length in December is 11h and 8min.

When is the sunrise / sunset in December in St Johnston Village?

In December, on the first day of the month, sunrise is at 06:20 and sunset at 17:31. On the last day of the month, sunrise is at 06:36 and sunset at 17:44 AST.

What is the month with the least sunshine in St Johnston Village?

September through December, with an average of 7h of sunshine, are months with the least sunshine in St Johnston Village.

How many hours of sunshine does St Johnston Village have in December?

The average sunshine duration in December is 7h.

What are the months with the lowest UV index in St Johnston Village?

January and December, with an average maximum UV index of 8, are months with the lowest UV index.

What is the UV index intensity in December in St Johnston Village?

In December, the average daily maximum UV index is 8. A UV Index reading of 8 to 10 represents a very high hazard to health from unsafe exposure to Sun's UV rays.
Average rainfall days
Average sunshine
Average UV index

Average temperature in December
St Johnston Village, Antigua and Barbuda

Average temperature in December - St Johnston Village, Antigua and Barbuda
  • Average high temperature in December: 29°C

The warmest months (with the highest average high temperature) are July, August and September (31°C).
The months with the lowest average high temperature are January and February (28°C).

  • Average low temperature in December: 23°C

The months with the highest average low temperature are June, July, August and September (25°C).
The coldest months (with the lowest average low temperature) are January, February and March (22°C).

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Average rainfall in December
St Johnston Village, Antigua and Barbuda

Average rainfall in December - St Johnston Village, Antigua and Barbuda
  • Average rainfall in December: 88mm

The wettest month (with the highest rainfall) is September (140mm).
The driest month (with the least rainfall) is February (37mm).

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Average rainfall days in December
St Johnston Village, Antigua and Barbuda

Average rainfall days in December - St Johnston Village, Antigua and Barbuda
  • Average rainfall days in December: 17 days

The months with the highest number of rainy days are September, October, November and December (17 days).
The month with the least rainy days is April (11 days).

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Average sea temperature in December
St Johnston Village, Antigua and Barbuda

Average sea temperature in December - St Johnston Village, Antigua and Barbuda
  • Average sea temperature in December: 27°C

The best month for swimming (with the highest average sea temperature) is September (29°C).
The coldest months (with the lowest average sea temperature) are January, February, March and April (26°C).

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Average daylight in December /
Average sunshine in December
St Johnston Village, Antigua and Barbuda

Average daylight in December / Average sunshine in December - St Johnston Village, Antigua and Barbuda
  • Average daylight in December: 11h and 8min

The month with the longest days is June (Average daylight: 13h and 8min).
The month with the shortest days is December (Average daylight: 11h and 8min).

  • Average sunshine in December: 7h

The months with the most sunshine are January, February, March, April, May, June, July and August (Average sunshine: 8h).
The months with the least sunshine are September, October, November and December (Average sunshine: 7h).

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Average UV index in December
St Johnston Village, Antigua and Barbuda

Average UV index in December - St Johnston Village, Antigua and Barbuda
  • Average UV index in December: 8

The months with the highest UV index are March, April, May, June, July, August and September (UV index 12).
The months with the lowest UV index are January and December (UV index 8).

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