Guinea-Bissau

Guinea-Bissau Weather in December

Average temperatures, rainfall, sunshine and the best places to visit in Guinea-Bissau in December.

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Thinking about venturing to Guinea-Bissau this December and curious about the weather conditions to expect? This page holds all the key information you seek, responding to your question:

What to Expect in Guinea-Bissau in December

December in Guinea-Bissau generally has very warm temperatures, with almost no precipitation.

Temperatures

You can expect very warm maximum daytime temperatures of around 34°C (93°F) and nighttime temperatures around 22°C (72°F) in Bissau. The temperatures cited for both day and night represent usual averages, but it's possible some days could be hotter. It's advisable to dress accordingly to handle the heat.

To learn more about the conditions in specific areas of Guinea-Bissau, check out the map below.

Precipitation

December is a very dry month with an average rainfall of around 1.8 mm (0.1 in) in Bissau.

Average sunshine

Sunshine is generally plentiful throughout many areas. Bissau enjoys about 250 hours of sunlight, ideal for those seeking sunny weather.

Explore Guinea-Bissau by month

Best Places to Visit in Guinea-Bissau in December

Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across Guinea-Bissau.

perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

Popular Destinations in Guinea-Bissau

What is the weather like in December for the most popular destinonation in Guinea-Bissau?

Bissau

In December Bissau generally has very high temperatures with maximum daytime temperatures around 34°C (93°F), minimum nighttime temperatures around 22°C (72°F) and almost no monthly rainfall. So on average the conditions are pleasant that month.

November
December
January
Max temperature
34°C (93°F)
34°C (93°F)
33°C (91°F)
Min temperature
25°C (77°F)
22°C (72°F)
21°C (70°F)
Monthly sun hours
242 hours
250 hours
250 hours
Monthly rainfall
22 mm (0.9 in)
1.8 mm (0.1 in)
0.6 mm (0.02 in)
Monthly rainy days
2 days
a single day
0 days
Weather conditions

Is your destination not in the list? Have a look at all destinations in Guinea-Bissau.

In our records: Guinea-Bissau December extremes

Notable December records observed across cities in Guinea-Bissau in our climate database (2006 – 2026). Historic readings can vary in quality, so treat these as illustrative.

  • Based on our data, the coldest December night in Guinea-Bissau dropped to 13°C (55°F) in Bissau on December 23, 2017.

Guinea-Bissau weather in December: frequently asked questions

What is the weather like in Guinea-Bissau in December?

In December, Guinea-Bissau generally has poor weather conditions. Bissau sees daytime temperatures near 34°C (93°F), with nights cooling to roughly 22°C (72°F).

What is the average temperature in Guinea-Bissau in December?

Daytime temperatures in Bissau peak at roughly 34°C (93°F) in December, dropping to about 22°C (72°F) overnight.

Does Guinea-Bissau get a lot of rain in December?

December is on the drier side in Guinea-Bissau. Bissau averages only about 1.8 mm (0.1 in), with most days staying dry.

Is December a Good Time to Visit Guinea-Bissau?

Given the typically pleasant weather conditions in Bissau, December may not be the ideal time to visit Guinea-Bissau.

Generally speaking, January provides tolerable weather in Bissau. On the other hand, the months of February, March, April, May, July, August, September, October, November and December tend to have poor weather conditions.

Interested in more climate information?

We have much more information about the climate in Guinea-Bissau.

Weather and climate has detailed information for every country in the world. Are you going to Guinea-Bissau? Get detailed historical weather averages for many cities in Guinea-Bissau.

Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.