December weather forecast
Tombodu, Sierra Leone

December

Weather in December

The first month of the winter, December, is still a tropical month in Tombodu, Sierra Leone, with an average temperature varying between 32.6°C (90.7°F) and 20.1°C (68.2°F).

Temperature

The beginning of December records an average high-temperature of a still hot 32.6°C (90.7°F), almost echoing the conditions of the previous month. With a notable difference from peak temperatures, an average of 20.1°C (68.2°F) marks the nights in December.

Heat index

The average heat index in December is appraised at a blistering 42°C (107.6°F). Adopt extra preventive measures, the occurrence of heat cramps and heat exhaustion is likely. Heatstroke may follow extended activity.
Realize that the values for the heat index are set for shaded places and light winds. Direct sunlight can cause a surge in the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'real feel', binds temperature metrics with humidity values to give a sense of the actual warmth. Factors encompassing physical activity, clothing, and metabolic differences have a role in shaping the individual's impression of temperature. Do note, being directly under sun rays can amplify the heat you feel, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values remain especially vital for babies and toddlers. Children often lack awareness of the importance of taking breaks and rehydrating. The feeling of thirst is a late indication of dehydration, so maintaining hydration, especially during long periods of physical activity, is critical.
Humans rely on perspiration as a cooling mechanism, wherein the evaporating sweat counteracts excessive warmth. With an abundance of moisture present in the air, the process of evaporation becomes less effective, and the body fails to cool down as it should, leading to the sensation of overheating. Heat disorders may be on the horizon when body temperatures rise from inadequate heat management.

Humidity

In Tombodu, the average relative humidity in December is 70%.

Rainfall

In Tombodu, in December, during 8.7 rainfall days, 10mm (0.39") of precipitation is typically accumulated. In Tombodu, during the entire year, the rain falls for 270.4 days and collects up to 1590mm (62.6") of precipitation.

Daylight

The month with the shortest days is December, with an average of 11h and 42min of daylight.
On the first day of the month, sunrise is at 06:41 and sunset at 18:22. On the last day of December, sunrise is at 06:55 and sunset at 18:35 GMT.

Sunshine

The average sunshine in December is 9.1h.

UV index

The months with the highest UV index are January through April and December, with an average maximum UV index of 7. A UV Index estimate of 6 to 7 represents a high health risk from exposure to the Sun's UV rays for the ordinary person.
Note: In December, the maximum UV index of 7 translates into these guidelines:
Beware of overexposure. Fair-skinned individuals risk burning in less than 20 minutes. UV radiation from the Sun is most intense between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. Boost your sun resistance with garments that are densely woven yet spacious.

Frequently asked questions

How hot does it get in December?
The high-temperature during December is 32.6°C (90.7°F) and the low-temperature is 20.1°C (68.2°F). The average heat index (a.k.a. 'felt air temperature', 'real feel'), which represents the influence of relative humidity on air temperature, in December is appraised at 42°C (107.6°F).
What is the average humidity in December?
The average relative humidity in December is 70%.
How many days does it rain in December?
In December, the rain falls for 8.7 days. Throughout December, 10mm (0.39") of precipitation is accumulated.
What is the month with the shortest days?
The month with the shortest days is December, with an average of 11h and 42min of daylight.
What is the average length of the day in December?
In December, the average day length in Tombodu is 11h and 40min.
When is the sunrise / sunset in December?
On the first day of December, sunrise is at 06:41 and sunset at 18:22. On the last day of the month, sunrise is at 06:55 and sunset at 18:35 GMT.
How long on average sun shines in December?
In December, the average sunshine duration is 9.1h.
What are the months with the highest UV index in Tombodu?
January through April and December, with an average maximum UV index of 7, are months with the highest UV index.
What is the UV index intensity in December?
In December, the average daily maximum UV index is 7. A UV Index reading of 6 to 7 represents a high health threat from exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in December
Tombodu, Sierra Leone
  • Average high temperature in December: 32.6°C

The warmest month (with the highest average high temperature) is February (36.3°C).
The month with the lowest average high temperature is August (27°C).

  • Average low temperature in December: 20.1°C

The month with the highest average low temperature is April (23.2°C).
The coldest month (with the lowest average low temperature) is January (19.7°C).

Average pressure in December
Tombodu, Sierra Leone
  • Average pressure in December: 1011.5mbar

The month with the highest atmospheric pressure is July (1014.3mbar).
The months with the lowest atmospheric pressure are February and March (1010.6mbar).

Average wind speed in December
Tombodu, Sierra Leone
  • Average wind speed in December: 3.8km/h

The windiest month (with the highest average wind speed) is August (5.5km/h).
The calmest month (with the lowest average wind speed) is November (3.4km/h).

Average humidity in December
Tombodu, Sierra Leone
  • Average humidity in December: 70%

The month with the highest relative humidity is August (93%).
The month with the lowest relative humidity is January (65%).

Average rainfall in December
Tombodu, Sierra Leone
  • Average rainfall in December: 10mm

The wettest month (with the highest rainfall) is August (296mm).
The driest month (with the least rainfall) is January (8mm).

Average rainfall days in December
Tombodu, Sierra Leone
  • Average rainfall days in December: 8.7 days

The month with the highest number of rainy days is October (30.3 days).
The month with the least rainy days is January (5.8 days).

Average daylight in December /
Average sunshine in December
Tombodu, Sierra Leone
  • Average daylight in December: 11h and 4min

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 42min).

  • Average sunshine in December: 9h and 1min

The month with the most sunshine is January (Average sunshine: 9h and 36min).
The month with the least sunshine is August (Average sunshine: 2h and 54min).

Average sunshine days in December
Tombodu, Sierra Leone
  • Average sunshine days in December: 19.4 days

The month with the most sunshine days is January (22.1 days).
The month with the least sunshine days is September (0.1 days).

Average UV index in December
Tombodu, Sierra Leone
  • Average UV index in December: 7

The months with the highest UV index are January, February, March, April and December (UV index 7).
The months with the lowest UV index are July and August (UV index 5).

Average cloud cover in December
Tombodu, Sierra Leone
  • Average cloud cover in December: 29

The month with the most cloud cover is August (Cloud cover 87).
The month with the least cloud cover is January (Cloud cover 25).

Average visibility in December
Tombodu, Sierra Leone
  • Average visibility in December: 8km

The month with the highest visibility is March (9km).
The months with the lowest visibility are June, July, August, September and October (6km).

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