December weather forecast
Arthington, Liberia

December

Weather in December

Indicative of Arthington's weather cycle, December marks the transition to the dry season with a significant fall in rainfall to 59mm (2.32"). A blanket of tranquillity envelops the cityscape as the rain recedes, ushering in increased sunshine. The end of the year sees a return to the early months' familiar atmospheric composition with comfortable temperature ranges and a slight decrease in humidity. Welcoming back the clearer skies, Arthington concludes the year under the pleasant dominance of the sun.

Temperature

Arthington experiences a transition to a still warm 29.5°C (85.1°F) in average high-temperatures with the arrival of December, not greatly differing from November's 28.7°C (83.7°F). December nights anticipate an average temperature of 25.3°C (77.5°F), a modest decline from the daytime.

Heat index

December's average heat index is estimated at a torrid 35°C (95°F). Take additional safety steps, risk of heat exhaustion and heat cramps is notable. Prolonged activity may cause heatstroke.
Metrics for the heat index primarily focus on shaded spots and light wind conditions. Direct sunlight can cause a surge in the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', is a numerical representation of warmth when taking temperature and moisture levels into account. The influence of weather is personal, differing among individuals based on variations in body mass, stature, and the degree of physical exertion. One's exposure to direct sunlight has the potential to intensify the heat sensation, increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to children. Youths are typically more endangered than adults since they usually sweat less. Their larger skin surface concerning their smaller bodies and higher heat production due to activity further adds to their vulnerability.
The human body cools itself through perspiration, as excessive warmth is removed from the body through sweat evaporation. High relative humidity reduces the evaporation rate, resulting in a lower heat removal rate from the body, causing the perception of being overheated. Overheating and dehydration threats arise when heat gain goes beyond what the body can comfortably shed.

Humidity

The average relative humidity in December is 77%.

Rainfall

In Arthington, during December, the rain falls for 19.2 days and regularly aggregates up to 59mm (2.32") of precipitation. In Arthington, Liberia, during the entire year, the rain falls for 298.8 days and collects up to 1903mm (74.92") of precipitation.

Daylight

The month with the shortest days is December, with an average of 11h and 48min of daylight.
On the first day of the month, sunrise is at 06:38 and sunset at 18:25. On the last day of December, sunrise is at 06:53 and sunset at 18:38 GMT.

Sunshine

In Arthington, the average sunshine in December is 8.9h.

UV index

The months with the highest UV index are January through May, October through December, with an average maximum UV index of 7. A UV Index value of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV rays for average individuals.
Note: The maximum daily UV index of 7 in December converts into the following recommendations:
Take precautions and utilize sun safety practices. Protection against skin and eye damage is required. Stay out of direct sunlight and seek shade between 10 a.m. and 4 p.m., when UV radiation is strongest, but remember that shade devices may not offer full sun protection. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat.

Frequently asked questions

How hot is it in December?
The high-temperature during December is 29.5°C (85.1°F) and the low-temperature is 25.3°C (77.5°F). The average heat index (a.k.a. 'feels like', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, in December is estimated at 35°C (95°F).
What is the average humidity in December in Arthington?
In Arthington, Liberia, the average relative humidity in December is 77%.
How many days does it rain in December?
In December, the rain falls for 19.2 days. Throughout December, 59mm (2.32") of precipitation is accumulated.
What is the month with the shortest days in Arthington?
The month with the shortest days is December, with an average of 11h and 48min of daylight.
How many hours of daylight does Arthington have in December?
The average day length in December is 11h and 45min.
What time are sunrise and sunset in December?
On the first day of December, sunrise is at 06:38 and sunset at 18:25. On the last day of the month, sunrise is at 06:53 and sunset at 18:38 GMT.
How long on average sun shines in December?
In Arthington, the average sunshine duration in December is 8.9h.
What are the months with the highest UV index?
January through May, October through December, with an average maximum UV index of 7, are months with the highest UV index.
What is the UV index reading in December?
In December, the average daily maximum UV index is 7. A UV Index estimate of 6 to 7 represents a high health vulnerability from unsafe 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
Arthington, Liberia
  • Average high temperature in December: 29.5°C

The warmest month (with the highest average high temperature) is January (29.9°C).
The month with the lowest average high temperature is August (26.2°C).

  • Average low temperature in December: 25.3°C

The month with the highest average low temperature is April (26.2°C).
The coldest months (with the lowest average low temperature) are July and August (24.1°C).

Average pressure in December
Arthington, Liberia
  • Average pressure in December: 1011.2mbar

The month with the highest atmospheric pressure is July (1014.2mbar).
The month with the lowest atmospheric pressure is February (1010.6mbar).

Average wind speed in December
Arthington, Liberia
  • Average wind speed in December: 8.5km/h

The windiest month (with the highest average wind speed) is August (14.8km/h).
The calmest month (with the lowest average wind speed) is November (7.9km/h).

Average humidity in December
Arthington, Liberia
  • Average humidity in December: 77%

The month with the highest relative humidity is September (86%).
The month with the lowest relative humidity is January (76%).

Average rainfall in December
Arthington, Liberia
  • Average rainfall in December: 59mm

The wettest month (with the highest rainfall) is June (308mm).
The driest month (with the least rainfall) is January (31mm).

Average rainfall days in December
Arthington, Liberia
  • Average rainfall days in December: 19.2 days

The month with the highest number of rainy days is October (30.3 days).
The month with the least rainy days is January (14.8 days).

Average daylight in December /
Average sunshine in December
Arthington, Liberia
  • Average daylight in December: 11h and 5min

The month with the longest days is June (Average daylight: 12h and 30min).
The month with the shortest days is December (Average daylight: 11h and 48min).

  • Average sunshine in December: 8h and 5min

The month with the most sunshine is January (Average sunshine: 9h and 18min).
The month with the least sunshine is August (Average sunshine: 3h and 54min).

Average sunshine days in December
Arthington, Liberia
  • Average sunshine days in December: 9.5 days

The month with the most sunshine days is January (14.3 days).
The month with the least sunshine days is September (0.3 days).

Average UV index in December
Arthington, Liberia
  • Average UV index in December: 7

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

Average cloud cover in December
Arthington, Liberia
  • Average cloud cover in December: 28

The month with the most cloud cover is August (Cloud cover 76).
The month with the least cloud cover is January (Cloud cover 24).

Average visibility in December
Arthington, Liberia
  • Average visibility in December: 10km

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

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