December Weather in Mansoa, Guinea-Bissau

Last updated: August 23, 2025

In December, the average temperature in Mansoa, Guinea-Bissau hovers around 27°C (80°F), providing a pleasant climate for outdoor activities. However, temperatures can vary considerably, with a minimum of 17°C (63°F) and potential highs reaching 37°C (100°F). This month boasts an ideal dry spell, featuring 0 mm (0.0 in) of precipitation across the entire month. With an average humidity of 65%, it's the perfect time to enjoy all that Mansoa has to offer!

December Temperature in Mansoa

In December in Mansoa, the average temperature is 27°C (80°F). Maximum can reach 37°C (100°F), and minimum can be as low as 17°C (63°F). This makes it an ideal time for travelers seeking warm weather and outdoor activities.

December Weather in Mansoa: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Mansoa, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Mansoa, December typically has an average temperature of 27°C (80°F), with highs reaching up to 37°C (100°F) and lows dropping to around 17°C (63°F).

Data source: Temperature data for Mansoa generated using information from the Copernicus Climate Change Service.

December Precipitation in Mansoa

In Mansoa in December, the precipitation amount is 0 mm (0.0 in) during 0 days.

December Precipitation Trends in Mansoa

The chart displays monthly precipitation patterns in Mansoa, with values for each month alongside December’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how December’s conditions compare to those of other months. In Mansoa, December typically receives around 0 mm (0.0 inches) of precipitation spread over approximately 0 days.

Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

December Humidity in Mansoa

In Mansoa in December humidity is 65%. With an average temperature of 27°C (80°F), this humidity feels like a warm blanket wrapped around you, making outdoor exploration a bit sticky but still enjoyable. The air feels thick and slightly heavy, which can lead to quicker fatigue during sightseeing, so it’s wise to stay hydrated and take breaks in the shade.

December Average Humidity in Mansoa

This chart illustrates the average monthly humidity levels in Mansoa, with December’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In December, average humidity in Mansoa is approximately 65%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Mansoa

In Mansoa in December, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Mansoa.

Maximum UV Index Levels in Mansoa for December

The chart shows the monthly maximum UV Index (UVI) for Mansoa in December, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In December, the maximum UV index in Mansoa typically reaches 9, which falls under the very high exposure category.

Data source: Mansoa December UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

Extreme (11+): Avoid the sun, stay in shade.
Very High (8-10): Limit sun exposure.
High (6-7): Use SPF 30+ and protective clothing.
Moderate (3-5): Midday shade recommended.
Low (0-2): No protection needed.

How December Weather in Mansoa Compares to Other Months

Weather in Mansoa varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Mansoa, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Mansoa, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	26°C (79°F)	0 mm (0.0 inches)	57%	very high
February Weather	28°C (82°F)	0 mm (0.0 inches)	64%	very high
March Weather	29°C (85°F)	0 mm (0.0 inches)	64%	extreme
April Weather	30°C (86°F)	0 mm (0.0 inches)	73%	extreme
May Weather	30°C (86°F)	2 mm (0.1 inches)	76%	extreme
June Weather	29°C (84°F)	56 mm (2.2 inches)	80%	extreme
July Weather	27°C (81°F)	389 mm (15.3 inches)	81%	extreme
August Weather	27°C (80°F)	510 mm (20.1 inches)	86%	extreme
September Weather	27°C (81°F)	344 mm (13.5 inches)	84%	extreme
October Weather	28°C (83°F)	110 mm (4.3 inches)	80%	extreme
November Weather	28°C (83°F)	16 mm (0.6 inches)	73%	very high
December Weather	27°C (80°F)	0 mm (0.0 inches)	65%	very high