Weather & climate · Bissau

Best Time to Visit Guinea-Bissau

November to January

The best time to visit Guinea-Bissau is November to January, when daytime highs in Bissau are around 29–30°C. February is also a good time to go. April is the warmest month (36°C by day), January the coldest (16°C at night), and August the wettest with about 487 mm of rain.

36°C

Warmest: April

16°C

Coldest nights: January

1555 mm

Rain per year

487 mm

Wettest: August

Guinea-Bissau weather by month

Jan29°C16°C1 mm
Feb32°C18°C0 mm
Mar35°C20°C0 mm
Apr36°C22°C0 mm
May35°C23°C21 mm
Jun32°C25°C132 mm
Jul29°C24°C375 mm
Aug28°C24°C487 mm
Sep29°C24°C355 mm
Oct30°C25°C173 mm
Nov30°C22°C11 mm
Dec29°C18°C0 mm

Best time Good Less ideal

Average high Average low Rain (mm per month)

Month	High	Low	Rain	Humidity	Cloud cover	Verdict
January	29°C	16°C	1 mm	57%	34%	Best time
February	32°C	18°C	0 mm	53%	30%	Good
March	35°C	20°C	0 mm	53%	24%	Very hot
April	36°C	22°C	0 mm	53%	28%	Very hot
May	35°C	23°C	21 mm	58%	44%	Very hot
June	32°C	25°C	132 mm	74%	65%	Fair
July	29°C	24°C	375 mm	86%	79%	Rainy
August	28°C	24°C	487 mm	89%	82%	Rainy
September	29°C	24°C	355 mm	88%	77%	Rainy
October	30°C	25°C	173 mm	85%	59%	Rainy
November	30°C	22°C	11 mm	74%	39%	Best time
December	29°C	18°C	0 mm	67%	35%	Best time

Data: NASA POWER (Prediction Of Worldwide Energy Resources) — 25-year climate averages 2001–2025, public domain, for the area around Bissau (11.85, -15.58). Satellite and model averages — local weather stations can differ by 1–2 °C, and mountains or coasts elsewhere in Guinea-Bissau have their own climate.

Frequently asked questions

When is the best time to visit Guinea-Bissau?

November to January. The best time to visit Guinea-Bissau is November to January, when daytime highs in Bissau are around 29–30°C. February is also a good time to go. April is the warmest month (36°C by day), January the coldest (16°C at night), and August the wettest with about 487 mm of rain.

What is the hottest month in Guinea-Bissau?

April, with average highs of 36°C in Bissau.

What is the coldest month in Guinea-Bissau?

January, when nights drop to about 16°C and days reach 29°C.

What is the rainiest month in Guinea-Bissau?

August with about 487 mm; February is the driest (0 mm).

When should I avoid visiting Guinea-Bissau?

July is the least comfortable month on average: 29°C by day and 375 mm of rain.

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