December weather forecast
Battle Ground, Cayman Islands

December

Weather in December

Winter officially sets foot in Battle Ground, Cayman Islands, with December. Defining the start of winter, minimum temperature plunges to a measure of 26.1°C (79°F). Early sunsets accompanied by steady winds create a cold and cozy ambiance, perfect for beach bonfires. December becomes synonymous with the holiday season and the festive spirit embraces the island in its chill. A time of remembrance and joyous celebrations, December ends the year on a cold, yet festive note.

Temperature

Battle Ground transitions into December recording an average high-temperature of a still moderately hot 27.2°C (81°F), closely aligning with the preceding month's temperature. Battle Ground's nighttime temperatures in December display a slight drop from daytime highs, averaging to a still warm 26.1°C (79°F).

Heat index

For December, the heat index is calculated to be a hot 30°C (86°F). With constant exposure and activity, a state of weariness might ensue, leading to potential heat cramps.
Heat index determinations are made taking into account the shade and light air movements. Direct sunlight can cause a surge in the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', is a fusion of air temperature and moisture levels to demonstrate the sensation of heat. An individual's perception of weather can be affected by a variety of elements including metabolic differences, being pregnant, and their level of physical exertion. Under direct sun rays, the felt temperature might be heightened, with the heat index increasing by 15 Fahrenheit (8 Celsius) degrees. Heat index values are of high significance for children. Kids frequently fail to realize the necessity for resting and hydrating. Thirst is an advanced indication of dehydration - hence, maintaining hydration, especially during extended physical activities, becomes essential.

Humidity

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

Rainfall

In Battle Ground, in December, it is raining for 20.6 days, with typically 57mm (2.24") of accumulated precipitation. In Battle Ground, Cayman Islands, during the entire year, the rain falls for 241.1 days and collects up to 854mm (33.62") of precipitation.

Daylight

The month with the shortest days in Battle Ground is December, with an average of 11h and 0min of daylight.
On the first day of December, sunrise is at 06:43 and sunset at 17:46. On the last day of the month, sunrise is at 06:59 and sunset at 17:58 EST.

Sunshine

The month with the least sunshine in Battle Ground is December, with an average of 6h of sunshine.

UV index

February through December, with an average maximum UV index of 7, are months with the highest UV index in Battle Ground, Cayman Islands. A UV Index reading of 6 to 7 represents a high health risk from exposure to the Sun's UV rays for average individuals.
Note: The maximum daily UV index of 7 in December interprets into the following recommendations:
Guard against overexposure. Protection from sun-induced harm is essential. Avoid direct exposure to the Sun between 10 a.m. and 4 p.m., the peak period for UV radiation, noting that objects like parasols or canopies might not offer complete sun protection. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized.

Frequently asked questions

What is the usual temperature for Battle Ground in December?
An average high-temperature, in December, in Battle Ground, is 27.2°C (81°F) and the average low-temperature is 26.1°C (79°F). In December, the average heat index (a.k.a. 'real feel', 'apparent temperature'), which calculates the temperature value influenced by the moisture in the air, is calculated to be 30°C (86°F).
What is the average humidity in December in Battle Ground?
In December, the average relative humidity is 76%.
How many days does it rain in December in Battle Ground?
In December, in Battle Ground, the rain falls for 20.6 days. Throughout December, 57mm (2.24") of precipitation is accumulated.
What is the month with the shortest days in Battle Ground?
With an average of 11h and 0min of daylight, December has the shortest days of the year in Battle Ground.
What is the average length of the day in December in Battle Ground?
The average day length in December is 10h and 59min.
What time are sunrise and sunset in December in Battle Ground?
In December, on the first day of the month, sunrise is at 06:43 and sunset at 17:46. On the last day of the month, sunrise is at 06:59 and sunset at 17:58 EST.
What is the month with the least sunshine in Battle Ground?
December has the least sunshine of the year in Battle Ground, Cayman Islands, with an average of 6h of sunshine.
How many hours of sunshine does Battle Ground have in December?
In Battle Ground, the average sunshine duration in December is 6h.
What are the months with the highest UV index in Battle Ground?
February through December, with an average maximum UV index of 7, are months with the highest UV index in Battle Ground.
What is the UV index intensity in December in Battle Ground?
In December, the average daily maximum UV index in Battle Ground, Cayman Islands, is 7. A UV Index estimate of 6 to 7 represents a high health risk from unsafe exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in December - Battle Ground, Cayman Islands
Average temperature in December
Battle Ground, Cayman Islands
  • Average high temperature in December: 27.2°C

The warmest month (with the highest average high temperature) is August (29.7°C).
The month with the lowest average high temperature is February (26.2°C).

  • Average low temperature in December: 26.1°C

The month with the highest average low temperature is August (28.6°C).
The coldest month (with the lowest average low temperature) is March (24.9°C).

Average pressure in December - Battle Ground, Cayman Islands
Average pressure in December
Battle Ground, Cayman Islands
  • Average pressure in December: 1015.2mbar

The month with the highest atmospheric pressure is January (1016.3mbar).
The month with the lowest atmospheric pressure is October (1011.7mbar).

Average wind speed in December - Battle Ground, Cayman Islands
Average wind speed in December
Battle Ground, Cayman Islands
  • Average wind speed in December: 26.4km/h

The windiest month (with the highest average wind speed) is December (26.4km/h).
The calmest month (with the lowest average wind speed) is September (17.2km/h).

Average humidity in December - Battle Ground, Cayman Islands
Average humidity in December
Battle Ground, Cayman Islands
  • Average humidity in December: 76%

The month with the highest relative humidity is June (79%).
The month with the lowest relative humidity is September (74%).

Average rainfall in December - Battle Ground, Cayman Islands
Average rainfall in December
Battle Ground, Cayman Islands
  • Average rainfall in December: 57mm

The wettest month (with the highest rainfall) is October (159mm).
The driest month (with the least rainfall) is March (24mm).

Average rainfall days in December - Battle Ground, Cayman Islands
Average rainfall days in December
Battle Ground, Cayman Islands
  • Average rainfall days in December: 20.6 days

The month with the highest number of rainy days is October (26.5 days).
The month with the least rainy days is March (16 days).

Average daylight in December / Average sunshine in December - Battle Ground, Cayman Islands
Average daylight in December /
Average sunshine in December
Battle Ground, Cayman Islands
  • Average daylight in December: 11h and 0min

The month with the longest days is June (Average daylight: 13h and 18min).
The month with the shortest days is December (Average daylight: 11h and 0min).

  • Average sunshine in December: 6h and 0min

The months with the most sunshine are May and July (Average sunshine: 10h and 36min).
The month with the least sunshine is December (Average sunshine: 6h and 0min).

Average sunshine days in December - Battle Ground, Cayman Islands
Average sunshine days in December
Battle Ground, Cayman Islands
  • Average sunshine days in December: 4.3 days

The month with the most sunshine days is March (9.3 days).
The month with the least sunshine days is November (2.5 days).

Average UV index in December - Battle Ground, Cayman Islands
Average UV index in December
Battle Ground, Cayman Islands
  • Average UV index in December: 7

The months with the highest UV index are February, March, April, May, June, July, August, September, October, November and December (UV index 7).
The month with the lowest UV index is January (UV index 6).

Average cloud cover in December - Battle Ground, Cayman Islands
Average cloud cover in December
Battle Ground, Cayman Islands
  • Average cloud cover in December: 39

The month with the most cloud cover is January (Cloud cover 41).
The month with the least cloud cover is April (Cloud cover 28).

Average visibility in December - Battle Ground, Cayman Islands
Average visibility in December
Battle Ground, Cayman Islands
  • 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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