Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average sea temperature in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
Weather in December
Temperature
In December, the average high-temperature is almost the same as in November - a still warm 28.6°C (83.5°F). In December, in Libreville, the average low-temperature is 24.5°C (76.1°F).Heat index
In December, the average heat index is computed to be a tropical 34°C (93.2°F). Take extra precautions, as heat cramps and heat exhaustion are possible. Sustained activity may result in heatstroke.Note that heat index values are valued for light wind and location in the shade. With exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature', 'felt air temperature', 'feels like', or 'real feel', is what the temperature feels like to the human body when the air temperature is combined with the relative humidity. Additional factors like activity, wind, clothing, and differences in body mass, height, and shape affect individual temperature impact. Be aware that direct exposure to sunlight increases heat impact and may raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Young children are generally more endangered than adults, as they usually less sweat. And also, due to larger skin surface relative to their small bodies and higher heat production as a result of their activity.
Humidity
The average relative humidity in December in Libreville is 83%.Rainfall
In Libreville, during December, the rain falls for 29.9 days and regularly aggregates up to 163mm (6.42") of precipitation. Throughout the year, there are 274.1 rainfall days, and 1477mm (58.15") of precipitation is accumulated.Sea temperature
In December, the average sea temperature in Libreville is 27.8°C (82°F).Note: Water temperature between 25°C (77°F) and 29°C (84.2°F) is regarded as very warm and enjoyable by all. With these temperatures, water activities are pleasurable, without feeling uncomfortable for prolonged periods.
Daylight
With an average of 12h and 6min of daylight, December has the shortest days of the year.On the first day of December, sunrise is at 06:08 and sunset at 18:14. On the last day of the month, sunrise is at 06:21 and sunset at 18:27 WAT.
Sunshine
The average sunshine in December in Libreville is 8.2h.UV index
The months with the highest UV index are January through May, November and December, with an average maximum UV index of 7. A UV Index reading of 6 to 7 represents a high health risk from unsafe exposure to UV radiation for the ordinary person.Note: The average daily UV index of 7 in December transform into the following instructions:
Take precautions against overexposure. Fair-skinned people may get burned in less than 20 minutes. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Beware! The reflection of water and sand dramatically increases exposure to the UV rays.
FAQ
What is the temperature in December in Libreville?
What is the average humidity in December in Libreville?
How much does it rain in Libreville in December?
How warm is the water in December in Libreville?
What is the month with the shortest days in Libreville?
What is the average length of the day in December in Libreville?
What time are sunrise and sunset in December in Libreville?
How long on average sun shines in December in Libreville?
What is the month with the highest UV index in Libreville?
What is the UV index intensity in December in Libreville?
Average temperature in December
Libreville, Gabon
- Average high temperature in December: 28.6°C
The warmest month (with the highest average high temperature) is March (30.1°C).
The month with the lowest average high temperature is July (26.5°C).
- Average low temperature in December: 24.5°C
The month with the highest average low temperature is March (25.3°C).
The coldest month (with the lowest average low temperature) is July (22.5°C).
Average pressure in December
Libreville, Gabon
- Average pressure in December: 1010.7mbar
The month with the highest atmospheric pressure is July (1014mbar).
The months with the lowest atmospheric pressure are February and March (1010mbar).
Average wind speed in December
Libreville, Gabon
- Average wind speed in December: 8.3km/h
The windiest month (with the highest average wind speed) is August (13.4km/h).
The calmest month (with the lowest average wind speed) is April (8.2km/h).
Average humidity in December
Libreville, Gabon
- Average humidity in December: 83%
The month with the highest relative humidity is November (86%).
The months with the lowest relative humidity are January, February, March and August (81%).
Average rainfall in December
Libreville, Gabon
- Average rainfall in December: 163mm
The wettest month (with the highest rainfall) is November (226mm).
The driest month (with the least rainfall) is July (9mm).
Average rainfall days in December
Libreville, Gabon
- Average rainfall days in December: 29.9 days
The month with the highest number of rainy days is January (30 days).
The month with the least rainy days is July (8.3 days).
Average sea temperature in December
Libreville, Gabon
- Average sea temperature in December: 27.8°C
The best month for swimming (with the highest average sea temperature) is March (29.3°C).
The coldest month (with the lowest average sea temperature) is July (24.7°C).
Average daylight in December /
Average sunshine in December
Libreville, Gabon
- Average daylight in December: 12h and 6min
The month with the longest days is June (Average daylight: 12h and 9min).
The month with the shortest days is December (Average daylight: 12h and 6min).
- Average sunshine in December: 8h and 12min
The month with the most sunshine is February (Average sunshine: 8h and 18min).
The month with the least sunshine is September (Average sunshine: 5h and 6min).
Average sunshine days in December
Libreville, Gabon
- Average sunshine days in December: 0.8 days
The month with the most sunshine days is July (20.7 days).
The month with the least sunshine days is January (0.6 days).
Average UV index in December
Libreville, Gabon
- Average UV index in December: 7
The months with the highest UV index are January, February, March, April, May, November and December (UV index 7).
The months with the lowest UV index are June, July, August, September and October (UV index 6).
Average cloud cover in December
Libreville, Gabon
- Average cloud cover in December: 45
The month with the most cloud cover is September (Cloud cover 74).
The month with the least cloud cover is February (Cloud cover 42).
Average visibility in December
Libreville, Gabon
- Average visibility in December: 9km
The months with the highest visibility are January, February, March, June, July, August and September (10km).
The months with the lowest visibility are April, May, October, November and December (9km).
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