December weather forecastGuaninao, Cuba
December
Weather in December
December, the first month of the winter in Guaninao, is also a moderately hot month, with temperature in the range of an average high of 27.9°C (82.2°F) and an average low of 19.5°C (67.1°F).Temperature
The beginning of December records an average high-temperature of a still moderately hot 27.9°C (82.2°F), almost echoing the conditions of the previous month. In December, Guaninao's temperature tends to fall to an average low of 19.5°C (67.1°F) during the night.Heat index
For most parts of December, the heat index is evaluated at a tropical 32°C (89.6°F). With unrelenting exposure and activity, one might experience exhaustion, leading to potential heat cramps.Note that heat index values are valued for light wind and location in the shade. Direct sunlight might lead to a heat index increase by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'felt air temperature', joins air temperature with relative humidity to produce a temperature perception for humans. Additional elements including metabolic differences, the level of physical activity, and attire have a role in shaping the individual's temperature perception. Understand that direct sun rays can influence the weather's impact, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular importance for children. Children usually face more risks than adults as their ability to sweat is less. Additionally, their larger skin surface in relation to their petite bodies and higher heat output due to their activities increases their vulnerability.
Humidity
October through December, with an average relative humidity of 83%, are the most humid months.Rainfall
In Guaninao, Cuba, in December, during 15 rainfall days, 29mm (1.14") of precipitation is typically accumulated. Throughout the year, there are 237.4 rainfall days, and 799mm (31.46") 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 the month, sunrise is at 06:24 and sunset at 17:23. On the last day of December, sunrise is at 06:40 and sunset at 17:35 CST.
Sunshine
The average sunshine in December is 6.9h.UV index
The months with the lowest UV index are January through March, October through December, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV rays for the average person.Note: A daily maximum UV index of 6 in December translates into the following instructions:
Implement precautions and maintain sun safety methods. Avoidance of sunburn is demanded. UV radiation from the Sun is most intense between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Guaninao, Cuba
- Average high temperature in December: 27.9°C
The warmest month (with the highest average high temperature) is July (32.1°C).
The month with the lowest average high temperature is January (27.8°C).
- Average low temperature in December: 19.5°C
The months with the highest average low temperature are July and August (22.8°C).
The coldest month (with the lowest average low temperature) is March (18.9°C).
Average pressure in December
Guaninao, Cuba
- Average pressure in December: 1015.7mbar
The month with the highest atmospheric pressure is January (1016.8mbar).
The month with the lowest atmospheric pressure is October (1012.2mbar).
Average wind speed in December
Guaninao, Cuba
- Average wind speed in December: 7.2km/h
The windiest month (with the highest average wind speed) is February (7.5km/h).
The calmest month (with the lowest average wind speed) is September (5.5km/h).
Average humidity in December
Guaninao, Cuba
- Average humidity in December: 83%
The months with the highest relative humidity are October, November and December (83%).
The month with the lowest relative humidity is March (75%).
Average rainfall in December
Guaninao, Cuba
- Average rainfall in December: 29mm
The wettest month (with the highest rainfall) is September (125mm).
The driest month (with the least rainfall) is February (16mm).
Average rainfall days in December
Guaninao, Cuba
- Average rainfall days in December: 15 days
The month with the highest number of rainy days is September (26.3 days).
The month with the least rainy days is February (10.2 days).
Average daylight in December /
Average sunshine in December
Guaninao, Cuba
- Average daylight in December: 10h and 54min
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 54min
The months with the most sunshine are July and August (Average sunshine: 11h and 18min).
The months with the least sunshine are January and November (Average sunshine: 6h and 48min).
Average sunshine days in December
Guaninao, Cuba
- Average sunshine days in December: 12.8 days
The month with the most sunshine days is March (14.7 days).
The month with the least sunshine days is September (2.4 days).
Average UV index in December
Guaninao, Cuba
- Average UV index in December: 6
The months with the highest UV index are April, May, June, July, August and September (UV index 7).
The months with the lowest UV index are January, February, March, October, November and December (UV index 6).
Average cloud cover in December
Guaninao, Cuba
- Average cloud cover in December: 29
The month with the most cloud cover is November (Cloud cover 32).
The months with the least cloud cover are July and August (Cloud cover 24).
Average visibility in December
Guaninao, Cuba
- Average visibility in December: 8km
The months with the highest visibility are February, March, April, June, July and August (9km).
The month with the lowest visibility is November (7km).





