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Guinea-Bissau weather

Weather in Guinea-Bissau for December 2025

Your guide to Guinea-Bissau weather in December - trends and predictions

    Temperatures

  • Expect cooler weather in the next days in Guinea-Bissau with the forecast suggesting a temperature of 31.5 °C, lower than the historical average.

  • In general, the average temperature in Guinea-Bissau at the beginning of December is 33 °C. As the month progressed, temperatures tended to slightly decrease, reaching an average of 32.6 °C by the end of December.

    • Rain 🌧️

  • Precipitation in Guinea-Bissau during December is a rare event, with an average of fewer than 2 rainy days.

Average dry days
30
Dry days
Average rainy days
1
Rainy days
Average snowy days
0
Snow days
Average temperatures
32°/21°
Temperatures
Average wind speed
18 km/h
Avg max wind
Average humidity
45 %
Avg humidity

Guinea-Bissau Weather December

Move between months or click on a day
November
January
Mon.Tue.Wed.Thu.Fri.Sat.Sun.
1
Sunny
33°
2
Sunny
33°
3
Partly cloudy
32°
4
Sunny
33°
5
Partly cloudy
34°
6
Sunny
34°
7
Sunny
32°
8
Partly cloudy
28°
9
Sunny
30°
10
Sunny
33°
11
Sunny
32°
12
Sunny
30°
13
Sunny
31°
14
Sunny
32°
15
Sunny
31°
16
Sunny
33°
17
Sunny
33°
18
Sunny
32°
19
Sunny
32°
20
Sunny
32°
21
Sunny
32°
22
Sunny
33°
23
Sunny
33°
24
Sunny
32°
25
Sunny
33°
26
Sunny
33°
27
Sunny
33°
28
Sunny
31°
29
Sunny
33°
30
Sunny
32°
31
Sunny
33°

What’s the Weather Like in Guinea-Bissau This December?

Discover the average temperatures and weather trends across Guinea-Bissau’s cities this December.
SunnyBissau32 °C / 21 °CSunnyBafatá36 °C / 19 °CMore Locations

Temperatures trend during December in Guinea-Bissau

See the weather trend as well as the moving average line

December weather in Guinea-Bissau day by day

Click on a date for more information
November January
Date Weather Temperatures Rain UV More
1 Dec. Sunny
Sunny
 33° /23° 0 mm 8
2 Dec. Sunny
Sunny
 33° /22° 0 mm 8
3 Dec. Partly cloudy
Partly cloudy
 32° /23° 0.1 mm 8
4 Dec. Sunny
Sunny
 33° /23° 0 mm 8
5 Dec. Partly cloudy
Partly cloudy
 34° /22° 0 mm 8
6 Dec. Sunny
Sunny
 34° /21° 0 mm 8
7 Dec. Sunny
Sunny
 32° /21° 0 mm 8
8 Dec. Partly cloudy
Partly cloudy
 28° /25° 0 mm 0.7
9 Dec. Sunny
Sunny
 30° /23° 0 mm 1.2
10 Dec. Sunny
Sunny
 33° /22° 0 mm 1.8
11 Dec. Sunny
Sunny
 32° /21° 0 mm 1.2
12 Dec. Sunny
Sunny
 30° /22° 0 mm 7
13 Dec. Sunny
Sunny
 31° /21° 0 mm 7
14 Dec. Sunny
Sunny
 32° /22° 0 mm 7
15 Dec. Sunny
Sunny
 31° /23° 0 mm 7
16 Dec. Sunny
Sunny
 33° /22° 0 mm 7
17 Dec. Sunny
Sunny
 33° /21° 0 mm 7
18 Dec. Sunny
Sunny
 32° /21° 0 mm 7
19 Dec. Sunny
Sunny
 32° /21° 0 mm 7
20 Dec. Sunny
Sunny
 32° /22° 0 mm 7
21 Dec. Sunny
Sunny
 32° /19° 0 mm 8
22 Dec. Sunny
Sunny
 33° /19° 0 mm 8
23 Dec. Sunny
Sunny
 33° /20° 0 mm 8
24 Dec. Sunny
Sunny
 32° /21° 0 mm 8
25 Dec. Sunny
Sunny
 33° /20° 0 mm 8
26 Dec. Sunny
Sunny
 33° /20° 0 mm 8
27 Dec. Sunny
Sunny
 33° /20° 0 mm 8
28 Dec. Sunny
Sunny
 31° /20° 0.2 mm 7
29 Dec. Sunny
Sunny
 33° /21° 0 mm 8
30 Dec. Sunny
Sunny
 32° /20° 1.2 mm 7
31 Dec. Sunny
Sunny
 33° /21° 0 mm 8
Next
Important Notice
Our weather forecast for Guinea-Bissau in December is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Guinea-Bissau forecast closer to your planned date for the most up-to-date weather information.
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Guinea-Bissau in December - FAQ

What are the expected maximum and minimum temperatures in Guinea-Bissau during December?
During December, expect a variety of temperatures with highs around 32° and lows near 21°, suitable for diverse activities and preferences.
How much rainfall should be expected in Guinea-Bissau during December?
Rainfall in Guinea-Bissau during December is rare to nonexistent, with the total expected rainfall being less than 10 mm and approximately 1 days seeing any precipitation. Planning without the concern for rain is generally straightforward during this very dry period.
What are the typical wind conditions in Guinea-Bissau during December?
The average wind speed in Guinea-Bissau during December is 18 km/h, suggesting breezy to windy conditions, depending on your activities.

December rainfall patterns in Guinea-Bissau

Explore the daily rainfall trends and prepare for Guinea-Bissaus December weather 💧
Typically, Guinea-Bissau has 1 rainy days in December with a total of 1.4 mm of rainfall.

UV exposure in Guinea-Bissau during December

Stay informed about UV levels for safe outdoor activities throughout the month of December ☀️
Regions in Guinea-Bissau
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Location coordinates Where is Guinea-Bissau?

Get accurate weather forecasts for Guinea-Bissau, located at latitude 11.864 and longitude -15.598. Stay updated with localized weather information tailored for Guinea-Bissau.

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