December weather forecastSan Rafael, Cuba
December
Weather in December
The first month of the winter, December, is still a warm month in San Rafael, Cuba, with an average temperature ranging between max 28.2°C (82.8°F) and min 20.2°C (68.4°F).Temperature
The arrival of December is marked by an average high-temperature of a still moderately hot 28.2°C (82.8°F), bearing a close resemblance to November. San Rafael's December nights cool down to an average low-temperature of 20.2°C (68.4°F).Heat index
The average heat index in December is calculated to be a tropical 33°C (91.4°F). Ensure additional precautions, heat exhaustion and heat cramps may be expected. Heatstroke could occur from sustained activity.The heat index's values are generally associated with conditions in shade and light breezes. If exposed to direct sunlight, the heat index could climb by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', is a numerical representation of warmth when taking temperature and moisture levels into account. The impact of weather on an individual can be subjective, affected by the person's activity and heat perception, which can vary due to elements including wind, clothing, and metabolic differences. It is noteworthy to mention that direct sunlight exposure can augment the felt temperature, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly meaningful for babies and toddlers. Kids often lack the knowledge about the necessity to take breaks and consume liquids. Thirst, as a late symptom of dehydration, necessitates the maintenance of hydration, particularly during enduring physical activities.
Humidity
The average relative humidity in December in San Rafael is 82%.Rainfall
In San Rafael, in December, during 9.1 rainfall days, 11mm (0.43") of precipitation is typically accumulated. In San Rafael, during the entire year, the rain falls for 150.7 days and collects up to 261mm (10.28") of precipitation.Daylight
December has the shortest days of the year in San Rafael, with an average of 10h and 54min of daylight.On the first day of December in San Rafael, sunrise is at 06:25 and sunset at 17:22. On the last day of the month, sunrise is at 06:41 and sunset at 17:34 CST.
Sunshine
In December, the average sunshine in San Rafael is 6.7h.UV index
January through March, 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 unsafe exposure to UV radiation for average individuals.Note: An average UV index of 6 in December transforms into this advice:
Persist in precautions and follow sun safety policies. Keeping sunburn at bay is imperative. 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. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
San Rafael, Cuba
- Average high temperature in December: 28.2°C
The warmest month (with the highest average high temperature) is August (33.6°C).
The month with the lowest average high temperature is January (28°C).
- Average low temperature in December: 20.2°C
The month with the highest average low temperature is August (23.6°C).
The coldest month (with the lowest average low temperature) is January (19.5°C).
Average pressure in December
San Rafael, Cuba
- Average pressure in December: 1016mbar
The month with the highest atmospheric pressure is January (1017mbar).
The month with the lowest atmospheric pressure is October (1012.3mbar).
Average wind speed in December
San Rafael, Cuba
- Average wind speed in December: 9.5km/h
The windiest months (with the highest average wind speed) are February and March (10.1km/h).
The calmest month (with the lowest average wind speed) is October (7.6km/h).
Average humidity in December
San Rafael, 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 (72%).
Average rainfall in December
San Rafael, Cuba
- Average rainfall in December: 11mm
The wettest month (with the highest rainfall) is October (38mm).
The driest month (with the least rainfall) is February (7mm).
Average rainfall days in December
San Rafael, Cuba
- Average rainfall days in December: 9.1 days
The month with the highest number of rainy days is October (17.9 days).
The month with the least rainy days is February (7 days).
Average daylight in December /
Average sunshine in December
San Rafael, Cuba
- Average daylight in December: 10h and 54min
The month with the longest days is June (Average daylight: 13h and 24min).
The month with the shortest days is December (Average daylight: 10h and 54min).
- Average sunshine in December: 6h and 42min
The month with the most sunshine is August (Average sunshine: 11h and 24min).
The month with the least sunshine is January (Average sunshine: 6h and 12min).
Average sunshine days in December
San Rafael, Cuba
- Average sunshine days in December: 17.5 days
The month with the most sunshine days is December (17.5 days).
The month with the least sunshine days is October (9.2 days).
Average UV index in December
San Rafael, 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
San Rafael, Cuba
- Average cloud cover in December: 33
The month with the most cloud cover is January (Cloud cover 38).
The months with the least cloud cover are July and August (Cloud cover 25).
Average visibility in December
San Rafael, Cuba
- Average visibility in December: 8km
The month with the highest visibility is March (10km).
The months with the lowest visibility are January, September, October, November and December (8km).





