December weather forecastPlacencia, Belize
December
Weather in December
December marks the onset of winter in Placencia, with the lowest average temperature of 20.9°C (69.6°F) for the year. A decrease in rainfall to 78mm (3.07"), the lowest for the entire year, makes this month less prone to rainy days and cloudiness. Though the season is characterized by shorter days, the hours of daylight are amplified by a higher amount of sunshine compared to the previous months. As winter progresses, the weather tends to become cooler and less rainy, setting the stage for pleasant holiday weather.Temperature
The average high-temperature during December registers at a still moderately hot 26.9°C (80.4°F), maintaining a close resemblance to the previous month. In Placencia, an average low-temperature of 20.9°C (69.6°F) is recorded during December nights.Humidity
In December, the average relative humidity in Placencia is 82%.Rainfall
In Placencia, Belize, during December, the rain falls for 23.3 days and regularly aggregates up to 78mm (3.07") of precipitation. Throughout the year, there are 293.1 rainfall days, and 1298mm (51.1") of precipitation is accumulated.Daylight
The month with the shortest days is December, with an average of 11h and 12min of daylight.On the first day of December, sunrise is at 06:06 and sunset at 17:19. On the last day of the month, sunrise is at 06:21 and sunset at 17:31 CST.
Sunshine
The average sunshine in December is 6h.UV index
The months with the lowest UV index are January, February, October through December, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high health risk from unprotected exposure to Sun's UV rays for the average person.Note: The maximum daily UV index of 6 during December translates into the following directions:
Shield from overexposure. Defense against sun-related harm is required. Limit direct sun exposure and seek shade between 10 a.m. and 4 p.m., the time of the most intense UV radiation, noting that shade structures may not provide total sun protection. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Placencia, Belize
- Average high temperature in December: 26.9°C
The warmest month (with the highest average high temperature) is September (31.3°C).
The month with the lowest average high temperature is January (26.3°C).
- Average low temperature in December: 20.9°C
The month with the highest average low temperature is June (24.8°C).
The coldest month (with the lowest average low temperature) is January (20°C).
Average pressure in December
Placencia, Belize
- Average pressure in December: 1016mbar
The month with the highest atmospheric pressure is January (1017mbar).
The month with the lowest atmospheric pressure is September (1011.8mbar).
Average wind speed in December
Placencia, Belize
- Average wind speed in December: 7.4km/h
The windiest month (with the highest average wind speed) is July (10.5km/h).
The calmest month (with the lowest average wind speed) is November (7.1km/h).
Average humidity in December
Placencia, Belize
- Average humidity in December: 82%
The month with the highest relative humidity is January (83%).
The month with the lowest relative humidity is April (77%).
Average rainfall in December
Placencia, Belize
- Average rainfall in December: 78mm
The wettest month (with the highest rainfall) is July (169mm).
The driest month (with the least rainfall) is April (46mm).
Average rainfall days in December
Placencia, Belize
- Average rainfall days in December: 23.3 days
The month with the highest number of rainy days is July (30 days).
The month with the least rainy days is April (18.6 days).
Average daylight in December /
Average sunshine in December
Placencia, Belize
- Average daylight in December: 11h and 12min
The month with the longest days is June (Average daylight: 13h and 6min).
The month with the shortest days is December (Average daylight: 11h and 12min).
- Average sunshine in December: 6h and 0min
The month with the most sunshine is April (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 5h and 30min).
Average sunshine days in December
Placencia, Belize
- Average sunshine days in December: 4.1 days
The month with the most sunshine days is April (6 days).
The month with the least sunshine days is July (0.5 days).
Average UV index in December
Placencia, Belize
- Average UV index in December: 6
The months with the highest UV index are March, April, May, June, July, August and September (UV index 7).
The months with the lowest UV index are January, February, October, November and December (UV index 6).
Average cloud cover in December
Placencia, Belize
- Average cloud cover in December: 43
The month with the most cloud cover is January (Cloud cover 49).
The month with the least cloud cover is September (Cloud cover 36).
Average visibility in December
Placencia, Belize
- Average visibility in December: 9km
The month with the highest visibility is June (10km).
The months with the lowest visibility are January, February, March, April, May, July, August, September, October, November and December (9km).





