December weather forecastMange, Sierra Leone

December

Weather in December

December, the first month of the winter in Mange, is still a hot month, with an average temperature ranging between min 24.5°C (76.1°F) and max 31°C (87.8°F).

Temperature

December's onset brings an average high-temperature of a still hot 31°C (87.8°F), showing a minute difference from November's 30.1°C (86.2°F). December in Mange sees the temperature falling to a mean low of 24.5°C (76.1°F).

Heat index

During December, the heat index is calculated to be a very hot 37°C (98.6°F). Adopt heightened safety measures, heat cramps and heat exhaustion may occur. Sustained activity might cause heatstroke.
Factoring in the heat index, values are geared towards shaded areas with light breezes. With direct sunlight, the heat index could increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'apparent temperature', gives a temperature feeling by integrating air temperature and humidity. The influence of weather is personal, differing among individuals based on variations in body mass, stature, and the degree of physical exertion. Sunshine, when direct, has the potential to intensify weather effects, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical for babies and toddlers. Kids frequently ignore the importance of taking a break and rehydrating. Thirst is a late symptom of dehydration - thus, it is crucial to stay hydrated, especially during long-lasting physical activities.
Sweat evaporation plays a crucial role in cooling the human body, a process enabled by perspiration. Under high air temperature coupled with high humidity (high heat index), the body's perspiration is reduced, intensifying the sensation of heat. Rising body temperatures resulting from an imbalance in heat absorption can lead to potential thermal issues.

Humidity

The average relative humidity in December is 69%.

Rainfall

In Mange, in December, it is raining for 4 days, with typically 7mm (0.28") of accumulated precipitation. Throughout the year, in Mange, there are 205.9 rainfall days, and 1507mm (59.33") of precipitation is accumulated.

Daylight

With an average of 11h and 36min of daylight, December has the shortest days of the year.
On the first day of the month, sunrise is at 06:51 and sunset at 18:29. On the last day of December, in Mange, Sierra Leone, sunrise is at 07:06 and sunset at 18:43 GMT.

Sunshine

In December, the average sunshine in Mange is 9.7h.

UV index

January through June, September through December, with an average maximum UV index of 7, are months with the highest UV index in Mange. A UV Index value of 6 to 7 symbolizes a high threat to health from unsafe exposure to UV radiation for average individuals.
Note: In December, the maximum UV index of 7 suggests these recommendations:
Guard oneself from overexposure. Defence against sun injury is vital. To the best of your ability, limit your exposure to the sun between the hours of 10 a.m. and 4 p.m., when UV radiation is at its peak. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation.

Updated: Jan 26, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

The average high-temperature, in December, in Mange, is 31°C (87.8°F), while the average low-temperature is 24.5°C (76.1°F). In December, the average heat index (a.k.a. 'real feel', 'apparent temperature'), which factors the actual air temperature with the relative humidity, is calculated to be 37°C (98.6°F).

In Mange, Sierra Leone, the average relative humidity in December is 69%.

In Mange, in December, it is raining for 4 days, with typically 7mm (0.28") of accumulated precipitation.

December has the shortest days of the year, with an average of 11h and 36min of daylight.

The average day length in December in Mange, Sierra Leone, is 11h and 37min.

On the first day of December in Mange, sunrise is at 06:51 and sunset at 18:29. On the last day of the month, sunrise is at 07:06 and sunset at 18:43 GMT.

In Mange, the average sunshine duration in December is 9.7h.

January through June, September through December, with an average maximum UV index of 7, are months with the highest UV index in Mange.

In Mange, the average daily maximum UV index in December is 7. A UV Index value of 6 to 7 symbolizes a high health risk from unsafe exposure to Sun's UV rays.

Today

Tomorrow

Long-term

Year J F M A M J J A S O N December

Nov

December

Jan

Average high temperature

30.1°C

31°C

31.4°C

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

7.8km/h

8.7km/h

10.5km/h

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average daylight

Average sunshine

Average sunshine days

7.5

25.5

Average UV index

Average cloud cover

29%

12%

Average visibility

10km

Average temperature in December
Mange, Sierra Leone

Average high temperature in December: 31°C

The warmest month (with the highest average high temperature) is January (31.4°C).
The month with the lowest average high temperature is August (27.3°C).

Average low temperature in December: 24.5°C

The month with the highest average low temperature is May (26.2°C).
The coldest month (with the lowest average low temperature) is August (23.9°C).

Average pressure in December
Mange, Sierra Leone

Average pressure in December: 1011.1mbar

The month with the highest atmospheric pressure is July (1013.8mbar).
The months with the lowest atmospheric pressure are February and March (1010.4mbar).

Average wind speed in December
Mange, Sierra Leone

Average wind speed in December: 7.6km/h

The windiest month (with the highest average wind speed) is August (12km/h).
The calmest month (with the lowest average wind speed) is November (6.8km/h).

Average humidity in December
Mange, Sierra Leone

Average humidity in December: 69%

The month with the highest relative humidity is August (86%).
The month with the lowest relative humidity is January (68%).

Average rainfall in December
Mange, Sierra Leone

Average rainfall in December: 7mm

The wettest month (with the highest rainfall) is August (391mm).
The driest month (with the least rainfall) is February (1mm).

Average rainfall days in December
Mange, Sierra Leone

Average rainfall days in December: 4 days

The month with the highest number of rainy days is July (30.3 days).
The month with the least rainy days is February (0.8 days).

Average daylight in December /
Average sunshine in December
Mange, Sierra Leone

Average daylight in December: 11h and 36min

The month with the longest days is June (Average daylight: 12h and 36min).
The month with the shortest days is December (Average daylight: 11h and 36min).

Average sunshine in December: 9h and 42min

The month with the most sunshine is February (Average sunshine: 9h and 54min).
The month with the least sunshine is August (Average sunshine: 4h and 48min).

Average sunshine days in December
Mange, Sierra Leone

Average sunshine days in December: 25.5 days

The month with the most sunshine days is January (29 days).
The month with the least sunshine days is August (0.5 days).

Average UV index in December
Mange, Sierra Leone

Average UV index in December: 7

The months with the highest UV index are January, February, March, April, May, June, September, October, November and December (UV index 7).
The months with the lowest UV index are July and August (UV index 6).

Average cloud cover in December
Mange, Sierra Leone

Average cloud cover in December: 12

The month with the most cloud cover is August (Cloud cover 67).
The month with the least cloud cover is February (Cloud cover 11).

Average visibility in December
Mange, Sierra Leone

Average visibility in December: 10km

The months with the highest visibility are January, February, March, April, May, June, October, November and December (10km).
The months with the lowest visibility are July, August and September (9km).