December weather forecast and climate
Banjul, The Gambia

A bird
A bird's eye view of the cool city of Banjul in the Gambia, with a distant view of the Gambia River
The first month of the winter, December, is still a hot month in Banjul, The Gambia, with average temperature fluctuating between 30.5°C (86.9°F) and 23.8°C (74.8°F).
An excellent water temperature of 25°C (77°F) and only 0.3 rainfall days makes December a prime for swimming and other water activities.

Temperature

In December, the average high-temperature is essentially the same as in November - a still hot 30.5°C (86.9°F). The average low-temperature, in December, is 23.8°C (74.8°F).

Heat index

The average heat index in December is estimated at a hot 30.6°C (87.1°F). Constant exposure and activity lead to possible fatigue. Prolonged exercise may result in heat cramps.
Take into consideration that the heat index values are calculated for shade and light wind conditions. With the 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 a measure that combines both air temperature and relative humidity into a single value that indicates how hot the weather feels. This effect is subjective, depending on the activity and individual's heat perception influenced by various reasons (metabolic differences, wind, clothing). Be aware that direct exposure to sunlight increases heat impact, and may raise the heat index additionally, by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it is vital to remain hydrated, particularly during prolonged physical activities.

Humidity

The average relative humidity in Banjul is 42%.

Rainfall

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

Sea temperature

In Banjul, The Gambia, the average seawater temperature in December is 25°C (77°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

December has the shortest days of the year in Banjul, with an average of 11.3h of daylight.

Sunshine

The average sunshine in Banjul 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 estimate of 6 to 7 represents a high health risk from unsafe exposure to the UV radiation for the average person.
Note: In December, the average maximum UV index of 7 translate into the following recommendations:
Take precautions against overexposure. Fair-skinned people may get burned in less than 20 minutes. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Beware! The reflection of water and sand dramatically increases exposure to the UV rays.

What is the temperature in December in Banjul?

In Banjul, The Gambia, in December, the average high-temperature is 30.5°C (86.9°F), and the average low-temperature is 23.8°C (74.8°F). The average heat index (a.k.a. 'feels like', 'real feel'), that factores the actual air temperature with the relative humidity, in December is evaluated at 30.6°C (87.1°F).

What is the average humidity in December in Banjul?

In December, the average relative humidity in Banjul, The Gambia, is 42%.

Does it rain in Banjul in December?

In December, it doesn't rain. November is the latest month when it rains.

What is the driest month in Banjul?

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

How warm is the water in December in Banjul?

In Banjul, The Gambia, the average seawater temperature in December is 25°C (77°F). For swimming, diving, and other water activities, temperatures between 25°C (77°F) and 29°C (84.2°F) are perceived as very enjoyable and pleasurable for prolonged periods without feeling uncomfortable.

What is the month with the shortest days in Banjul?

With an average of 11.3h of daylight, December has the shortest days of the year in Banjul, The Gambia.

What is the average length of the day in December in Banjul?

In December, the average length of the day in Banjul is 11.3h.

How long on average sun shines in December in Banjul?

In Banjul, the average sunshine in December is 9.5h.

What is the month with the highest UV index in Banjul?

January, April through December, with an average maximum UV index of 7, are months with the highest UV index in Banjul, The Gambia.

What is the UV index intensity in December in Banjul?

In Banjul, The Gambia, the average daily maximum UV index in December is 7. A UV Index of 6 to 7 symbolizes a high health threat from unprotected exposure to the UV radiation.
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: 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: 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: 42%

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: 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: 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: 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: 11.3h

The month with the longest days is June (Average daylight: 12.9h).
The month with the shortest days is December (Average daylight: 11.3h).

  • Average sunshine in December: 9.5h

Months with the most sunshine are March, April and May (Average sunshine: 9.9h).
The month with the least sunshine is August (Average sunshine: 7.3h).

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

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: 7

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

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

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