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The weather in December in Guinea-Bissau
It's hot in December in Guinea-Bissau with an average temperature of 34°C. Temperatures this month range from a low of 32°C to a high of 35°C. At night, you can expect temperatures between 19°C and 22°C.
December is an awesome month to be in Guinea-Bissau for sunny weather. You’ll have high temperatures and not much chance of rain this month.
Average temperatures and precipitation
This chart shows the average daily maximum and minimum temperatures (in degrees Celsius) and precipitation (in millimeters) in December for Guinea-Bissau. A low precipitation value usually indicates little to no rainfall on that day in recent years, while a higher value suggests more frequent rainfall.
Temperature records
With 39°C in 2023, Guinea-Bissau reached the highest temperature in December over the past 10 years. The lowest daytime temperature in this month was 24°C in 2016. The extreme nighttime temperatures ranged from a lowest recorded value of 13°C to a highest value of 26°C.
Rainfall amount
According to weather history, there is only 1 mm of precipitation in December. The wind speed is around 3 Bft, mostly coming from the East.
Daily weather in December for Guinea-Bissau
Click on any day in December to get detailed info about the usual weather on that day in Guinea-Bissau. Check out the historical temperatures and precipitation over the past 10 years on this day.
December weather comparison
| Guinea-Bissau | New York | |
|---|---|---|
| Average temperature | 34°C | 9°C |
| Max. temperature | 35°C | 12°C |
| Min. temperature | 19°C | -5°C |
| Total precipitation | 1 mm | 133 mm |
| Rainy days | 1 day | 17 days |
Start of December
The month of December starts in Guinea-Bissau with hot temps, averaging around 34°C during the day and nights around 22°C.
Mid December
By mid-December, daytime temps stay steady at around 34°C, with nights around 20°C. No precipitation expected during this period, so you can enjoy plenty of sunshine.
End of December
By the end of December, the average daytime temperature in Guinea-Bissau is around 34°C, while nighttime temps are about 20°C. No precipitation expected at the end of the month; it’ll be mostly sunny.
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UV index
The UV index is a maximum of 8 this month. That's a very high value on the intensity scale of 1 to 11. Unprotected skin can burn within 10-15 minutes.
Check out the climate of Guinea-Bissau for all months and discover the best travel time
The climate in Guinea-Bissau is based on weather data from Bissau. Other spots might have different weather. You can check out all destinations in Guinea-Bissau to get the full picture of the climate.
Temperature charts
These charts show the average temperatures in December in Guinea-Bissau. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.
Daily Temperature in December in Guinea-Bissau
Temperature in December in Guinea-Bissau over the years
Precipitation charts
These charts show the average amount of precipitation in December in Guinea-Bissau. Precipitation is always measured as water, even when it falls as snow or hail The amount of precipitation is displayed in millimeters, while snowfall is shown in centimeters.
Daily Precipitation in December in Guinea-Bissau
Total precipitation in December in Guinea-Bissau over the years
Daily UV index in December in Guinea-Bissau
This chart shows the average daily UV index in December in Guinea-Bissau, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Weather experiences in December in Guinea-Bissau
Have you been to Guinea-Bissau in December?
Share your weather experience in December in Guinea-Bissau.
Average weather in Guinea-Bissau by month
Click on a month below to see detailed weather info for Guinea-Bissau. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.