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The climate in Guinea-Bissau

Average daytime and nighttime temperatures


All climate diagrams on this page result from the collected data of 3 weather stations.
All data correspond to the average monthly values of the last 20 years.


Back to overview: Guinea-Bissau

Climate zone: tropics

The climate in Guinea-Bissau is very warm, with an annual average of 33 degrees, but has few truly tropical and sultry months. It is warm to hot all year round and invites to bathe at average water temperatures of 26 degrees. The warmest and rainiest part of the country is Cacheu. The coldest is Biombo. Dued to the lesser rain the best time for traveling is from November to May. The most rain days occur from from July to October.
Duration of daylight and sunshine in Guinea-Bissau
Compare climate with other regions or countries
Hours of sunshine per daySunshine hours per day in Guinea-Bissau
Rainy days per monthRainy days per month in Guinea-Bissau
Precipitation in mm/dayPrecipitation in Guinea-Bissau
Water temperatureWater temperatures in Guinea-Bissau
Relative humidity in %Relative humidity in Guinea-Bissau
Absolute humidity in g/m³Absolute humidity in Guinea-Bissau
Climate charts for other country parts in Guinea-Bissau



Data basis and methodology

The data of the individual measuring stations are based on the archives of the German Weather Service, individual values averaged and supplemented by own elements. In order to determine a representative national average, average values were first calculated for each part of the country, which were then summarized at the national level. There are 2 stations in Guinea-Bissau itself.In one case, a nearby weather station from a neighboring country was used to obtain more accurate values.
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