Bissau weather

Usually in June
- 33
- 23
- 7
Weather by month
Now Today
- 35
- 8
5-day forecast

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Recommended for Guinea-Bissau

The weather guide for Guinea-Bissau (Bissau) shows long term weather averages processed from data supplied by CRU (University of East Anglia) & today's weather forecast provided by meteoblue. Find out more about our data sources.

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

When is the best time to go to Bissau?

The best time to go to Bissau is July and September based on the following average weather conditions.

Maximum daytime temperature = 22 - 30°C [remove]
Daily hours of sunshine = 10 hours or more [remove]

Change the criteria to reflect your weather preferences.

2.5
Jan
2
Feb
2.5
Mar
2.5
Apr
2
May
2
Jun
3
Jul
2.5
Aug
3
Sep
2.5
Oct
2.5
Nov
3
Dec

Change criteria

Max Day Temperature (°C)

33
Jan
35
Feb
35
Mar
35
Apr
35
May
33
Jun
30
Jul
30
Aug
30
Sep
32
Oct
33
Nov
32
Dec

Hours of Sunshine (daily)

8
Jan
8
Feb
9
Mar
9
Apr
8
May
7
Jun
6
Jul
5
Aug
6
Sep
7
Oct
8
Nov
8
Dec

Best time to go for the weather

Destination

Daytime temperature

Sunshine hours

Sea temperature

Monthly rainfall

Days with some rain

Heat & humidity

Metric (°C / mm) | Imperial (°F / inches)

Tropical storm risk: Bissau, Guinea-Bissau hurricane season

% of month affected by tropical storms

<1%

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

The Bissau, Guinea-Bissau tropical storm risk chart above shows the hurricane season. The chart was processed from data supplied by the US Meteorological Agency (NOAA). Find out more about our data sources.

More about tropical storms

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Destination

Which is the hottest month in Bissau?

The hottest time of year in Bissau is normally October. Expect maximum daytime temperatures to reach 32°C with very high heat and humidity.

Which month has the most rain in Bissau?

In terms of rainfall, August is usually the wettest month in Bissau with 544mm on average. There are normally 22 days in August with some rain.

When is it sunniest in Bissau?

The sunniest time of year in Bissau is normally March with bright sunshine on average for 72% of daylight hours; that's 9 hours of sunshine per day.

When is the sea warmest in Bissau?

The sea is usually at its warmest in Bissau in November when the water temperature reaches 29°C.

Compare Bissau weather with the USA

Below the Bissau weather chart shows average maximum daytime temperature for Bissau, Guinea-Bissau and the USA (Washington).

Maximum daytime temperature (°C)

Bissau, Guinea-Bissau

USA (Washington)

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec