December weather forecastJamba, Guinea-Bissau
December
Weather in December
The first month of the winter, December, is still a torrid month in Jamba, Guinea-Bissau, with an average temperature varying between 35.9°C (96.6°F) and 19.9°C (67.8°F).Temperature
Jamba commences December with an average high-temperature of a still sweltering 35.9°C (96.6°F), maintaining a close resemblance to the previous month. Jamba's temperature in December declines substantially from daytime highs, settling at a consistent average of 19.9°C (67.8°F) during the nights.Humidity
In Jamba, the average relative humidity in December is 26%.Rainfall
January through March and December are months without rainfall in Jamba.Daylight
With an average of 11h and 24min of daylight, December has the shortest days of the year in Jamba.On the first day of the month, sunrise is at 07:08 and sunset at 18:34. On the last day of December, sunrise is at 07:23 and sunset at 18:47 GMT.
Sunshine
In December, the average sunshine is 9.7h.UV index
In Jamba, the average daily maximum UV index in December is 7. A UV Index estimate of 6 to 7 represents a high health vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The maximum UV index, 7 during December, leads to the following recommendations:
Act on precautions and pay attention to sun safety recommendations. Avoidance of sunburn is obligatory. Stay in the shade and limit direct Sun exposure from 10 a.m. to 4 p.m., a time when UV radiation is particularly strong. Remember, however, that shade structures may not provide complete protection. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Jamba, Guinea-Bissau
- Average high temperature in December: 35.9°C
The warmest month (with the highest average high temperature) is April (41.3°C).
The month with the lowest average high temperature is August (30.8°C).
- Average low temperature in December: 19.9°C
The month with the highest average low temperature is June (25.3°C).
The coldest month (with the lowest average low temperature) is January (19.8°C).
Average pressure in December
Jamba, Guinea-Bissau
- Average pressure in December: 1011.3mbar
The month with the highest atmospheric pressure is July (1012.6mbar).
The month with the lowest atmospheric pressure is April (1009.7mbar).
Average wind speed in December
Jamba, Guinea-Bissau
- Average wind speed in December: 8.9km/h
The windiest month (with the highest average wind speed) is February (9.8km/h).
The calmest month (with the lowest average wind speed) is October (6.2km/h).
Average humidity in December
Jamba, Guinea-Bissau
- Average humidity in December: 26%
The month with the highest relative humidity is August (85%).
The month with the lowest relative humidity is January (20%).
Average rainfall in December
Jamba, Guinea-Bissau
- Average rainfall in December: 0mm
The wettest month (with the highest rainfall) is August (224mm).
The driest months (with the least rainfall) are January, February, March and December (0mm).
Average rainfall days in December
Jamba, Guinea-Bissau
- Average rainfall days in December: 0.5 days
The month with the highest number of rainy days is August (27.3 days).
The month with the least rainy days is January (0.1 days).
Average daylight in December /
Average sunshine in December
Jamba, 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 month with the most sunshine is April (Average sunshine: 10h and 0min).
The month with the least sunshine is August (Average sunshine: 5h and 42min).
Average sunshine days in December
Jamba, Guinea-Bissau
- Average sunshine days in December: 30.7 days
The month with the most sunshine days is January (30.8 days).
The month with the least sunshine days is August (2.5 days).
Average UV index in December
Jamba, Guinea-Bissau
- Average UV index in December: 7
The months with the highest UV index are March, April and May (UV index 8).
The month with the lowest UV index is August (UV index 6).
Average cloud cover in December
Jamba, Guinea-Bissau
- Average cloud cover in December: 13
The month with the most cloud cover is August (Cloud cover 62).
The months with the least cloud cover are March and April (Cloud cover 6).
Average visibility in December
Jamba, Guinea-Bissau
- Average visibility in December: 10km
The months with the highest visibility are January, February, March, April, May, June, November and December (10km).
The months with the lowest visibility are August and September (7km).
