December Weather in Bissau, India

Last updated: August 23, 2025

In December, the average temperature in Bissau, India hovers around 15°C (59°F). Expect a wide range, with minimums dipping to 1°C (35°F) and maximums soaring up to 31°C (87°F). Rain is light, with only 4 mm (0.1 in) of precipitation over 0 days. Coupled with an average humidity of 61%, it's a month that brings a delightful mix of mild weather!

December Temperature in Bissau

In December in Bissau, the average temperature is 15°C (59°F). Maximum temperatures can reach up to 31°C (87°F), while minimum temperatures can dip as low as 1°C (35°F). Be prepared for a wide range of temperatures during your travels to Bissau this December.

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

The chart illustrates December temperature patterns in Bissau, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Bissau, December typically has an average temperature of 15°C (59°F), with highs reaching up to 31°C (87°F) and lows dropping to around 1°C (35°F).

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

December Precipitation in Bissau

In Bissau in December, the precipitation amount is 4 mm (0.1 in) recorded over a span of 0 days.

December Precipitation Trends in Bissau

The chart displays monthly precipitation patterns in Bissau, 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 Bissau, December typically receives around 4 mm (0.1 inches) of precipitation spread over approximately 0 days.

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

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Millimeters (mm) Inches (in)

December Humidity in Bissau

In Bissau in December, humidity is 61%. With an average temperature of 15°C (59°F), this humidity feels like a gentle weight in the air, making it feel slightly warmer than it actually is, which can be quite refreshing for travelers.

December Average Humidity in Bissau

This chart illustrates the average monthly humidity levels in Bissau, 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 Bissau is approximately 61%, 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 Bissau

In Bissau in December, the maximum UV index reaches 5, which corresponds to a moderate Exposure Category. Under these conditions, the estimated time to burn is approximately 30 minutes. For more details, you can check the Hourly UV Index in Bissau.

Maximum UV Index Levels in Bissau for December

The chart shows the monthly maximum UV Index (UVI) for Bissau 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 Bissau typically reaches 5, which falls under the moderate exposure category.

Data source: Bissau 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 Bissau Compares to Other Months

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

This table compares monthly weather conditions in Bissau, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	14°C (57°F)	13 mm (0.5 inches)	43%	high
February Weather	19°C (66°F)	3 mm (0.1 inches)	34%	high
March Weather	25°C (77°F)	13 mm (0.5 inches)	21%	very high
April Weather	32°C (89°F)	8 mm (0.3 inches)	17%	extreme
May Weather	35°C (94°F)	12 mm (0.5 inches)	19%	extreme
June Weather	35°C (95°F)	57 mm (2.2 inches)	21%	extreme
July Weather	32°C (91°F)	70 mm (2.7 inches)	52%	extreme
August Weather	31°C (88°F)	77 mm (3.0 inches)	81%	extreme
September Weather	31°C (87°F)	68 mm (2.7 inches)	80%	extreme
October Weather	28°C (84°F)	4 mm (0.1 inches)	75%	very high
November Weather	21°C (70°F)	13 mm (0.5 inches)	67%	high
December Weather	15°C (59°F)	4 mm (0.1 inches)	61%	moderate