Guinea Bissau climate
Guinea Bissau has two seasons:
- a dry period between October-November and May-June
- a rainy period in the remaining months of the year
The length of the two seasons depends on variable factors and therefore some years are more dry than others.
In any case, even in the “dry” season the humidity ranges between 60% and 90%.
The temperature is never too low: it can drop to around 15 ° C – 17 ° C after the rains sometimes during the day but mostly at night.
Usually the temperature is between 25°C and 35°C.
The climate does not require heavy clothes.
For stays in urban centers or for easy excursions, any summer clothing is fine.
However, it is advisable to have a hat and dark glasses during the day to protect yourself from the sun; in the evening, long sleeves and long pants to protect yourself from mosquitoes.
For hiking in forests or inaccessible areas, closed shoes are recommended.
Best times for the visit
It is generally inadvisable to visit during the rainy season, where in some cases it can rain continuously for more than a month in a row.
Any time in the dry season is suitable (between October-November and May-June), with preference for the first months (November – February), when temperature and humidity are more moderate.
Health precautions
Yellow fever vaccination is required .
Being a humid area with mosquito presence, antimalarial prophylaxis is recommended.
In any case it is always advisable to check with health institution in your country before departure, that is generally informed about particular precautions related to current health situations.
Necessary documents
Passport with visa valid for the period of the visit.
Travel insurance
Services offered by local operators often are not covered by insurance.
So it is always advisable to obtain travel insurance for the entire period of stay in Guinea Bissau.
Flights and airports
The only international airport is Osvaldo Vieira in Bissau.
There are direct flights from Lisbon, Dakar and Casablanca, which are easily connected with major european airports.
The frequency of flights into Bissau vary during the year, including airlines that service the Bissau airport.
It is therefore always advisable to check scheduled flights online, at travel agencies in your country, or look for updates on the Contacts page.
Currency exchange
Guinea Bissau uses the common currency to West Africa, the CFA Franc (XOF), with a stable official exchange rate with the Euro in the ratio 1 € = 655 XOF.
There are official currency exchange offices in Bissau near the port, with slight daily exchange rate fluctuations.
There is no need to change currency before arriving in Guinea Bissau.
Please note that almost all businesses do not accept credit cards.
Local Time – Language
Local time is the GMT, without seasonal variations (there is no daylight saving time).

The official language is Portuguese , but the majority of the population speaks only “criolu“.
In hotels it is easy to find people who can speak French and with less frequency English.

Electricity is 220 V throughout the country.
The electrical outlets are not consistent, travelers may find German- or French-type schucko jacks, or even three-pronged Italian-type jacks.
Two-pole CEE plugs as shown in the figure can normally be used in almost all situations.
Keep in mind that electricity is not provided with guaranteed continuity 24/7 even in the capital. The hotels have generators to make up for the disruptions, with timetables varying from hotel to hotel.
Guinea Bissau tourism Network for Ecotourism