December weather forecast
Mansaba, Guinea-Bissau

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Weather in December

December, the last month of the year, brings the driest conditions to Mansaba, Guinea-Bissau, showing almost no rainfall. The city is strongly under the influence of the harmattan, making it relatively cool. The clear skies promote good visibility and more sunlight hours. Reviews on weather show no rainfall in December, pointing towards a full-fledged dry season. As the city rings in the New Year, January is expected to continue these dry and cool conditions.

Temperature

Mansaba's December reports an average high-temperature of a still very hot 35.7°C (96.3°F), exhibiting a minor difference from November. Despite the significant gap from daytime peaks, Mansaba experiences an average low-temperature of 19.5°C (67.1°F) in December.

Humidity

In December, the average relative humidity is 25%.

Rainfall

In Mansaba, rain does not fall in January through March and December.

Daylight

The month with the shortest days in Mansaba, Guinea-Bissau, is December, with an average of 11h and 24min of daylight.
On the first day of the month, sunrise is at 07:06 and sunset at 18:34. On the last day of December, sunrise is at 07:21 and sunset at 18:47 GMT.

Sunshine

In December, the average sunshine is 9.7h.

UV index

In December, the average daily maximum UV index is 7. A UV Index reading of 6 to 7 represents a high health hazard from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The maximum daily UV index of 7 in December interprets into the following recommendations:
Implement precautions and maintain sun safety methods. Avoidance of sunburn is demanded. The Sun emits the most powerful UV radiation between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat.
Updated: Feb 5, 2024 | Published by: Weather Atlas | About Us / Weather Forecasting / Data Sources

Frequently asked questions

How hot is it in Mansaba in December?

In December, the average high-temperature and low-temperature in Mansaba are 35.7°C (96.3°F) and 19.5°C (67.1°F) respectively. In November, the average heat index (a.k.a. 'feels like', 'real feel'), which takes the relative humidity and factors it into the air temperature reading, is appraised at 42°C (107.6°F).

What is the average humidity in December in Mansaba?

In December, the average relative humidity in Mansaba is 25%.

What is the driest month in Mansaba?

In Mansaba, Guinea-Bissau, rain does not fall in January through March and December.

Does it rain in Mansaba in December?

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

What is the month with the shortest days in Mansaba?

The month with the shortest days in Mansaba, Guinea-Bissau, is December, with an average of 11h and 24min of daylight.

How many hours of daylight does Mansaba have in December?

In December, the average day length in Mansaba is 11h and 26min.

What time are sunrise and sunset in December in Mansaba?

In December, on the first day of the month, sunrise is at 07:06 and sunset at 18:34. On the last day of the month, in Mansaba, Guinea-Bissau, sunrise is at 07:21 and sunset at 18:47 GMT.

How long on average sun shines in December in Mansaba?

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

What is the UV index reading in December in Mansaba?

In Mansaba, Guinea-Bissau, the average daily maximum UV index in December is 7. A UV Index reading of 6 to 7 represents a high health vulnerability from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover

Average temperature in December
Mansaba, Guinea-Bissau

Average temperature in December - Mansaba, Guinea-Bissau
  • Average high temperature in December: 35.7°C

The warmest month (with the highest average high temperature) is April (42.1°C).
The month with the lowest average high temperature is August (31°C).

  • Average low temperature in December: 19.5°C

The month with the highest average low temperature is June (25.1°C).
The coldest month (with the lowest average low temperature) is January (19.3°C).

Average pressure in December
Mansaba, Guinea-Bissau

Average pressure in December - Mansaba, Guinea-Bissau
  • Average pressure in December: 1011.3mbar

The month with the highest atmospheric pressure is July (1012.6mbar).
The month with the lowest atmospheric pressure is April (1009.5mbar).

Average wind speed in December
Mansaba, Guinea-Bissau

Average wind speed in December - Mansaba, Guinea-Bissau
  • Average wind speed in December: 8.4km/h

The windiest month (with the highest average wind speed) is February (9.4km/h).
The calmest month (with the lowest average wind speed) is October (6km/h).

Average humidity in December
Mansaba, Guinea-Bissau

Average humidity in December - Mansaba, Guinea-Bissau
  • Average humidity in December: 25%

The month with the highest relative humidity is August (86%).
The month with the lowest relative humidity is January (19%).

Average rainfall in December
Mansaba, Guinea-Bissau

Average rainfall in December - Mansaba, Guinea-Bissau
  • Average rainfall in December: 0mm

The wettest month (with the highest rainfall) is August (206mm).
The driest months (with the least rainfall) are January, February, March and December (0mm).

Average rainfall days in December
Mansaba, Guinea-Bissau

Average rainfall days in December - Mansaba, Guinea-Bissau
  • Average rainfall days in December: 0.3 days

The month with the highest number of rainy days is August (27.7 days).
The month with the least rainy days is January (0.1 days).

Average daylight in December /
Average sunshine in December
Mansaba, Guinea-Bissau

Average daylight in December / Average sunshine in December - Mansaba, Guinea-Bissau
  • Average daylight in December: 11h and 2min

The month with the longest days is June (Average daylight: 12h and 48min).
The month with the shortest days is December (Average daylight: 11h and 24min).

  • Average sunshine in December: 9h and 4min

The month with the most sunshine is April (Average sunshine: 10h and 0min).
The month with the least sunshine is August (Average sunshine: 5h and 54min).

Average sunshine days in December
Mansaba, Guinea-Bissau

Average sunshine days in December - Mansaba, Guinea-Bissau
  • Average sunshine days in December: 30.7 days

The month with the most sunshine days is January (30.9 days).
The month with the least sunshine days is August (2.5 days).

Average UV index in December
Mansaba, Guinea-Bissau

Average UV index in December - Mansaba, Guinea-Bissau
  • Average UV index in December: 7

The months with the highest UV index are March, April and May (UV index 8).
The month with the lowest UV index is August (UV index 6).

Average cloud cover in December
Mansaba, Guinea-Bissau

Average cloud cover in December - Mansaba, Guinea-Bissau
  • Average cloud cover in December: 12

The month with the most cloud cover is August (Cloud cover 63).
The month with the least cloud cover is March (Cloud cover 6).

Average visibility in December
Mansaba, Guinea-Bissau

Average visibility in December - Mansaba, Guinea-Bissau
  • Average visibility in December: 10km

The months with the highest visibility are January, February, March, April, May, June, November and December (10km).
The months with the lowest visibility are August and September (7km).

Mansaba, Guinea-Bissau

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