December weather forecast
Banjul, The Gambia

The cool city of Banjul in the Gambia, with a distant view of the Gambia river
The cool city of Banjul in the Gambia, with a distant view of the Gambia river

December

Weather in December

Closing the year, Banjul's December weather sees a further drop in humidity levels and virtually no rainfall, evoking the aridity of January. The daylight duration experiences a slight reduction, but still offers ample time for sundrenched activities. The sea temperature cools down to a comfortable 25°C (77°F), a refreshing change following the extended hot seasons. End-of-year festivities combined with favourable weather conditions make this month ideal for visitors seeking to experience the city's vibrant culture and scenic weather.

Temperature

Banjul registers an average high-temperature of a still tropical 30.5°C (86.9°F) at the commencement of December, closely related to the preceding month. During the month of December, Banjul experiences a steady low-temperature average of 23.8°C (74.8°F).

Heat index

For most parts of December, the heat index is evaluated at a hot 31°C (87.8°F). Long-lasting exposure and activity potentially induce a sense of weariness, with the risk of heat cramps.
One should consider that heat index numbers are for shaded settings and light wind. Heat index values may rise by up to 15 Fahrenheit (8 Celsius) degrees when exposed to direct sunlight.
Note: The heat index, also known as 'felt air temperature' or 'feels like', is a single figure representing how weather conditions feel when combining temperature and humidity. This effect tends to be personal, with the weather perception differing among individuals due to variations in body mass, height, and 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 important for children. Young individuals usually face greater risks than adults as their sweat production is less. Also, their larger skin surface relative to their small bodies and the high heat generation due to their activity contributes to their vulnerability.

Humidity

The average relative humidity in December is 42%.

Rainfall

In Banjul, rain does not fall in January, February and December.

Sea temperature

In Banjul, the average seawater temperature in December is 25°C (77°F).
Note: Between 25°C (77°F) and 29°C (84.2°F), water temperature is typically considered very warm and pleasurable by everyone. Water activities at these temperatures are enjoyable for extended periods without discomfort.

Daylight

With an average of 11h and 24min of daylight, December has the shortest days of the year.
On the first day of December, sunrise is at 07:13 and sunset at 18:37. On the last day of the month, sunrise is at 07:29 and sunset at 18:50 GMT.

Sunshine

In December, the average sunshine is 9.5h.

UV index

January, April through December, with an average maximum UV index of 7, are months with the highest UV index. A UV Index of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV radiation for ordinary individuals.
Note: A maximum daily UV index of 7 during December morphs into the following directions:
Persist in precautions and follow sun safety policies. Keeping sunburn at bay is imperative. During the period from 10 a.m. to 4 p.m., UV radiation is highest. Try to avoid direct sunlight during these hours. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days. Take heed! Reflections of sand and water make the Sun's UV rays stronger.

Frequently asked questions

How hot is it in December?
December temperatures vary between a high-temperature of 30.5°C (86.9°F) and a low-temperature of 23.8°C (74.8°F). The average heat index (a.k.a. 'felt air temperature', 'feels like'), which calculates the temperature value influenced by the moisture in the air, in December is evaluated at 31°C (87.8°F).
What is the average humidity in December?
In December, the average relative humidity is 42%.
What is the driest month?
In Banjul, rain does not fall in January, February and December.
Does it rain in December?
In December, it doesn't rain. November is the latest month when it rains.
What is the sea water temperature in December?
In Banjul, in December, the average water temperature is 25°C (77°F). For any water activity, surface water temperatures between 25°C (77°F) and 29°C (84.2°F) are considered as excellent and extremely pleasant for lengthened periods.
What is the month with the shortest days?
With an average of 11h and 24min of daylight, December has the shortest days of the year.
What is the average length of the day in December?
In Banjul, the average day length in December is 11h and 21min.
When are sunrise and sunset in December?
On the first day of December, sunrise is at 07:13 and sunset at 18:37. On the last day of the month, sunrise is at 07:29 and sunset at 18:50 GMT.
How many hours of sunshine does Banjul have in December?
The average sunshine duration in December is 9.5h.
What is the month with the highest UV index?
January, April 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?
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.
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 sea temperature
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in December - Banjul, The Gambia
Average temperature in December
Banjul, The Gambia
  • Average high temperature in December: 30.5°C

The warmest month (with the highest average high temperature) is November (31.8°C).
The month with the lowest average high temperature is May (28.1°C).

  • Average low temperature in December: 23.8°C

The month with the highest average low temperature is October (26.9°C).
The coldest month (with the lowest average low temperature) is February (21.6°C).

Average pressure in December - Banjul, The Gambia
Average pressure in December
Banjul, The Gambia
  • Average pressure in December: 1012mbar

The month with the highest atmospheric pressure is July (1012.6mbar).
The month with the lowest atmospheric pressure is April (1010.3mbar).

Average wind speed in December - Banjul, The Gambia
Average wind speed in December
Banjul, The Gambia
  • Average wind speed in December: 17.1km/h

The windiest month (with the highest average wind speed) is February (18.6km/h).
The calmest month (with the lowest average wind speed) is September (12.8km/h).

Average humidity in December - Banjul, The Gambia
Average humidity in December
Banjul, The Gambia
  • Average humidity in December: 42%

The months with the highest relative humidity are August and September (80%).
The month with the lowest relative humidity is January (39%).

Average rainfall in December - Banjul, The Gambia
Average rainfall in December
Banjul, The Gambia
  • Average rainfall in December: 0mm

The wettest month (with the highest rainfall) is August (177mm).
The driest months (with the least rainfall) are January, February and December (0mm).

Average rainfall days in December - Banjul, The Gambia
Average rainfall days in December
Banjul, The Gambia
  • Average rainfall days in December: 0.3 days

The month with the highest number of rainy days is August (21.6 days).
The month with the least rainy days is February (0.2 days).

Average sea temperature in December - Banjul, The Gambia
Average sea temperature in December
Banjul, The Gambia
  • Average sea temperature in December: 25°C

The best months for swimming (with the highest average sea temperature) are July, August, September, October and November (28°C).
The coldest months (with the lowest average sea temperature) are February and March (21°C).

Average daylight in December / Average sunshine in December - Banjul, The Gambia
Average daylight in December /
Average sunshine in December
Banjul, The Gambia
  • Average daylight in December: 11h and 2min

The month with the longest days is June (Average daylight: 12h and 54min).
The month with the shortest days is December (Average daylight: 11h and 24min).

  • Average sunshine in December: 9h and 3min

The months with the most sunshine are March, April and May (Average sunshine: 9h and 54min).
The month with the least sunshine is August (Average sunshine: 7h and 18min).

Average sunshine days in December - Banjul, The Gambia
Average sunshine days in December
Banjul, The Gambia
  • Average sunshine days in December: 30.7 days

The months with the most sunshine days are January and December (30.7 days).
The month with the least sunshine days is August (7.3 days).

Average UV index in December - Banjul, The Gambia
Average UV index in December
Banjul, The Gambia
  • Average UV index in December: 7

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

Average cloud cover in December - Banjul, The Gambia
Average cloud cover in December
Banjul, The Gambia
  • Average cloud cover in December: 14

The month with the most cloud cover is August (Cloud cover 50).
The month with the least cloud cover is April (Cloud cover 6).

Average visibility in December - Banjul, The Gambia
Average visibility in December
Banjul, The Gambia
  • Average visibility in December: 10km

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

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