December weather forecastGuisa, Cuba
December
Weather in December
December, the first month of the winter in Guisa, is still a warm month, with an average temperature varying between 19.6°C (67.3°F) and 28.7°C (83.7°F).Temperature
January and December bring Guisa's lowest average temperatures, reaching a high of 28.7°C (83.7°F).Heat index
During December, the heat index is calculated to be a hot 34°C (93.2°F). Take extra safety measures to prevent heat exhaustion and heat cramps. Heatstroke could follow lengthy activity.It is crucial to understand that heat index figures are for shade and gentle wind conditions. The presence of direct sunlight can raise the heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', ties air temperature with relative humidity to produce the perceived temperature sensation. The effect is personal, with varied weather perceptions among individuals due to differences in body mass, stature, and physical activity. 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 are highly critical for babies and toddlers. Young ones often underestimate the need for rest and rehydration. Thirst appears late in dehydration - hence, it is important to keep hydrated, particularly during prolonged physical activities.
Humidity
In December, the average relative humidity in Guisa is 82%.Rainfall
In Guisa, in December, it is raining for 14.1 days, with typically 25mm (0.98") of accumulated precipitation. Throughout the year, in Guisa, 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 in Guisa, Cuba.On the first day of the month, sunrise is at 06:25 and sunset at 17:25. On the last day of December, sunrise is at 06:41 and sunset at 17:37 CST.
Sunshine
In December, the average sunshine in Guisa 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 hazard from unprotected exposure to Sun's UV rays for ordinary individuals.Note: In December, an average UV index of 6 transforms into the following instructions:
Dodge overexposure. Fair-skinned people can get singed 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. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Guisa, 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
Guisa, 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
Guisa, 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
Guisa, 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
Guisa, 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
Guisa, 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
Guisa, 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 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
Guisa, 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
Guisa, 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
Guisa, 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
Guisa, 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).





