December weather forecast
Bayamo, Cuba

December

Weather in December

In December, weather conditions in Bayamo are markedly cooler as compared to November and January. A significant drop is seen in rainfall, chalking up to drier days. Gradually reducing daylight hours signal the year's end, making way for lower temperatures. Despite decreased sunshine hours, December has a fair amount of sunny days compared to the previous months. Wind speed tends to escalate slightly to 7.5km/h (4.7mph), but the moderate breezes undeniably augment the cool winter weather.

Temperature

The coldest months are January and December, with an average high-temperature of 28.7°C (83.7°F).

Heat index

December's mean heat index is evaluated at a hot 34°C (93.2°F). Take more preventive steps, risk of heat exhaustion and heat cramps is elevated. Long activity may culminate in heatstroke.
Realize that the values for the heat index are set for shaded places and light winds. Exposure to the direct sun might augment heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', is a composite of temperature and humidity figures to convey how warm it feels. Elements such as metabolic variations, pregnancy, and physical exertion can influence one's weather perception. You should know that direct sun exposure can heighten weather effects, potentially elevating the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly meaningful for babies and toddlers. In general, younger individuals are at greater risk than adults because they tend to sweat less. Also, having a larger skin surface to body size ratio and greater heat production due to their active behavior contribute to this danger.

Humidity

In December, the average relative humidity is 82%.

Rainfall

In December, in Bayamo, the rain falls for 14.1 days. Throughout December, 25mm (0.98") of precipitation is accumulated. Throughout the year, there are 230.7 rainfall days, and 742mm (29.21") of precipitation is accumulated.

Daylight

With an average of 10h and 54min of daylight, December has the shortest days of the year.
On the first day of December, sunrise is at 06:26 and sunset at 17:25. On the last day of the month, sunrise is at 06:42 and sunset at 17:37 CST.

Sunshine

In December, the average sunshine is 6.9h.

UV index

January, February, October through December, with an average maximum UV index of 6, are months with the lowest UV index. A UV Index value of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for the average person.
Note: In December, the maximum UV index of 6 transforms into these recommendations:
Elude overexposure. Fair-skinned people could get burnt in less than 20 minutes. Avoid direct Sun exposure and stay in the shade between 10 a.m. and 4 p.m., a time when UV radiation is most intense, noting that not all shade structures offer full protection. Tightly woven clothing, when worn loosely, shields effectively against the Sun.

Frequently asked questions

What month is the coldest?
The months of January and December see the lowest levels of Bayamo's temperatures, averaging a high of 28.7°C (83.7°F).
How hot is it in Bayamo in December?
The average high-temperature and low-temperature during December are 28.7°C (83.7°F) and 19.6°C (67.3°F) respectively. In December, the average heat index (a.k.a. 'feels like', 'apparent temperature'), which factors the actual air temperature with the relative humidity, is evaluated at 34°C (93.2°F).
What is the average humidity in December?
In December, the average relative humidity is 82%.
How many days does it rain in December?
In December, the rain falls for 14.1 days. Throughout December, 25mm (0.98") of precipitation is accumulated.
What is the month with the shortest days?
With an average of 10h and 54min of daylight, December has the shortest days of the year.
How many hours of daylight does Bayamo have in December?
The average day length in December is 10h and 55min.
When is the sunrise / sunset in December?
On the first day of December, sunrise is at 06:26 and sunset at 17:25. On the last day of the month, sunrise is at 06:42 and sunset at 17:37 CST.
How many hours of sunshine does Bayamo have in December?
The average sunshine duration in December is 6.9h.
When is the lowest UV index in Bayamo?
January, February, October through December, with an average maximum UV index of 6, are months with the lowest UV index in Bayamo.
What is the UV index reading in December?
The average daily maximum UV index in December in Bayamo is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV radiation.
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
Bayamo, Cuba
  • Average high temperature in December: 28.7°C

The warmest month (with the highest average high temperature) is August (33.5°C).
The months with the lowest average high temperature are January and December (28.7°C).

  • Average low temperature in December: 19.6°C

The month with the highest average low temperature is August (23.3°C).
The coldest months (with the lowest average low temperature) are January and March (19.3°C).

Average pressure in December
Bayamo, Cuba
  • Average pressure in December: 1015.8mbar

The month with the highest atmospheric pressure is January (1016.9mbar).
The month with the lowest atmospheric pressure is October (1012.2mbar).

Average wind speed in December
Bayamo, Cuba
  • Average wind speed in December: 7.5km/h

The windiest months (with the highest average wind speed) are February and March (8km/h).
The calmest months (with the lowest average wind speed) are June and September (5.8km/h).

Average humidity in December
Bayamo, Cuba
  • Average humidity in December: 82%

The months with the highest relative humidity are October and November (83%).
The month with the lowest relative humidity is March (71%).

Average rainfall in December
Bayamo, Cuba
  • Average rainfall in December: 25mm

The wettest month (with the highest rainfall) is September (125mm).
The driest month (with the least rainfall) is February (14mm).

Average rainfall days in December
Bayamo, Cuba
  • Average rainfall days in December: 14.1 days

The month with the highest number of rainy days is September (26.1 days).
The month with the least rainy days is February (9.7 days).

Average daylight in December /
Average sunshine in December
Bayamo, Cuba
  • Average daylight in December: 10h and 5min

The month with the longest days is June (Average daylight: 13h and 18min).
The month with the shortest days is December (Average daylight: 10h and 54min).

  • Average sunshine in December: 6h and 5min

The month with the most sunshine is July (Average sunshine: 11h and 12min).
The months with the least sunshine are January and November (Average sunshine: 6h and 42min).

Average sunshine days in December
Bayamo, Cuba
  • Average sunshine days in December: 13.9 days

The month with the most sunshine days is March (16.8 days).
The month with the least sunshine days is September (2.5 days).

Average UV index in December
Bayamo, Cuba
  • 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
Bayamo, Cuba
  • Average cloud cover in December: 35

The month with the most cloud cover is November (Cloud cover 41).
The month with the least cloud cover is July (Cloud cover 27).

Average visibility in December
Bayamo, Cuba
  • Average visibility in December: 7km

The months with the highest visibility are February, March and April (9km).
The months with the lowest visibility are October, November and December (7km).

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