December weather forecastBrá, Guinea-Bissau
December
Weather in December
The first month of the winter, December, is still a hot month in Brá, Guinea-Bissau, with an average temperature fluctuating between 22.5°C (72.5°F) and 34°C (93.2°F).Temperature
December brings an average high-temperature of a still tropical 34°C (93.2°F), showing a slight difference from November's 34.3°C (93.7°F). In the month of December, the average low-temperature usually rests at an agreeable 22.5°C (72.5°F).Humidity
In Brá, the average relative humidity in December is 37%.Rainfall
December is the last month it rains in Brá, Guinea-Bissau. During 0.7 rainfall days, in December, Brá aggregates 1mm (0.04") of precipitation. Throughout the year, in Brá, there are 107.5 rainfall days, and 726mm (28.58") of precipitation is accumulated.Daylight
December has the shortest days of the year in Brá, Guinea-Bissau, with an average of 11h and 24min of daylight.On the first day of December, sunrise is at 07:07 and sunset at 18:36. On the last day of the month, sunrise is at 07:22 and sunset at 18:49 GMT.
Sunshine
In December, the average sunshine is 9.7h.UV index
The months with the highest UV index are January through December, with an average maximum UV index of 7. January through December, with an average maximum UV index of 7, are months with the lowest UV index. A UV Index reading of 6 to 7 represents a high health vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.Note: In December, a daily UV index of 7 turns into the following recommendations:
Guard oneself from overexposure. Defence against sun injury is vital. Seek shade and limit direct sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Keep in mind that shade structures like parasols or canopies do not offer complete sun protection. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Brá, Guinea-Bissau
- Average high temperature in December: 34°C
The warmest month (with the highest average high temperature) is March (35.5°C).
The month with the lowest average high temperature is August (29.6°C).
- Average low temperature in December: 22.5°C
The month with the highest average low temperature is June (26°C).
The coldest month (with the lowest average low temperature) is January (21.8°C).
Average pressure in December
Brá, Guinea-Bissau
- Average pressure in December: 1011.2mbar
The month with the highest atmospheric pressure is July (1012.9mbar).
The months with the lowest atmospheric pressure are March and April (1010.1mbar).
Average wind speed in December
Brá, Guinea-Bissau
- Average wind speed in December: 10.6km/h
The windiest month (with the highest average wind speed) is June (13.2km/h).
The calmest months (with the lowest average wind speed) are October and November (9km/h).
Average humidity in December
Brá, Guinea-Bissau
- Average humidity in December: 37%
The month with the highest relative humidity is August (82%).
The month with the lowest relative humidity is January (32%).
Average rainfall in December
Brá, Guinea-Bissau
- Average rainfall in December: 1mm
The wettest month (with the highest rainfall) is August (270mm).
The driest months (with the least rainfall) are January and February (0mm).
Average rainfall days in December
Brá, Guinea-Bissau
- Average rainfall days in December: 0.7 days
The month with the highest number of rainy days is August (26.9 days).
The month with the least rainy days is January (0.3 days).
Average daylight in December /
Average sunshine in December
Brá, Guinea-Bissau
- Average daylight in December: 11h and 24min
The month with the longest days is June (Average daylight: 12h and 48min).
The month with the shortest days is December (Average daylight: 11h and 24min).
- Average sunshine in December: 9h and 42min
The months with the most sunshine are March, April and May (Average sunshine: 9h and 54min).
The month with the least sunshine is August (Average sunshine: 6h and 6min).
Average sunshine days in December
Brá, Guinea-Bissau
- Average sunshine days in December: 29.8 days
The month with the most sunshine days is January (30.7 days).
The month with the least sunshine days is August (2.9 days).
Average UV index in December
Brá, Guinea-Bissau
- Average UV index in December: 7
The months with the highest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 7).
The months with the lowest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 7).
Average cloud cover in December
Brá, Guinea-Bissau
- Average cloud cover in December: 12
The month with the most cloud cover is August (Cloud cover 57).
The months with the least cloud cover are March and April (Cloud cover 7).
Average visibility in December
Brá, Guinea-Bissau
- Average visibility in December: 10km
The months with the highest visibility are January, February, March, April, May, June, September, October, November and December (10km).
The months with the lowest visibility are July and August (9km).





