October weather forecast
Bissau, Guinea-Bissau

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Trees along the golden sandy shores of Bijagos Islands in Bissau, Guinea Bissau in West Africa
Trees along the golden sandy shores of Bijagos Islands in Bissau, Guinea Bissau in West Africa

Weather in October

October signals a stronger shift towards the dry season, with rainfall reducing drastically to 195mm (7.68"). The slightly shortened daylight hours do not deter city activities, especially as sea temperatures rise to their yearly highest at 28.8°C (83.8°F). Bissau begins to dry out, but the high temperature and humidity levels persist, dictating a slower transition to the coming dry months. Despite this gradual change, October offers an inviting time for visitors to revel in the city's unique blend of cultures.

Temperature

Bissau records an average high-temperature of a still hot 31.1°C (88°F) as October arrives, nearly mirroring the previous month's climate. Bissau in October experiences a low-temperature average of 22.8°C (73°F).

Rainfall

In Bissau, Guinea-Bissau, in October, during 10 rainfall days, 195mm (7.68") of precipitation is typically accumulated. In Bissau, during the entire year, the rain falls for 86 days and collects up to 2023mm (79.65") of precipitation.

Sea temperature

The months with the warmest seawater in Bissau, Guinea-Bissau, are October and November, with an average sea temperature of 28.8°C (83.8°F).
Note: Swimming, diving, and other activities in water temperatures between 25°C (77°F) and 29°C (84.2°F) are thought to be quite enjoyable and satisfying for extended periods, with no discomfort.

Daylight

In October, the average length of the day is 11h and 52min.
On the first day of October, sunrise is at 06:51 and sunset at 18:52. On the last day of the month, sunrise is at 06:54 and sunset at 18:37 GMT.

Sunshine

In October, the average sunshine is 7h.

UV index

The average daily maximum UV index in October in Bissau is 11. A UV Index reading of 11, and higher, represents an extreme health hazard from exposure to the Sun's UV radiation for ordinary individuals.
Note: The maximum UV index, 11 during October, leads to the following recommendations:
Adopt every precaution of necessity, unprotected skin and eyes may suffer burns instantly. Avoid direct sunlight between the hours of 10 a.m. and 4 p.m., when UV radiation is at its peak. Keep in mind that shade structures may not provide complete protection. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage. Apply generously and frequently a broad-spectrum SPF 30+ sunscreen every two hours, or immediately after swimming or any outdoor exercise. Notice! The reflection of water and sand increases the UV radiation significantly.
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Frequently asked questions

How hot does it get in Bissau in October?

The average high-temperature, in October, in Bissau, is 31.1°C (88°F), while the average low-temperature is 22.8°C (73°F).

How much does it rain in Bissau in October?

In Bissau, during October, the rain falls for 10 days and regularly aggregates up to 195mm (7.68") of precipitation.

When is the sea warmest in Bissau?

October and November, with an average sea temperature of 28.8°C (83.8°F), are months with the warmest seawater in Bissau.

What is the sea water temperature in October in Bissau?

In Bissau, the average seawater temperature in October is 28.8°C (83.8°F). For any water activity, surface water temperatures between 25°C (77°F) and 29°C (84.2°F) are considered as excellent and extremely pleasant for lengthened periods.

How many hours of daylight does Bissau have in October?

The average day length in October in Bissau is 11h and 52min.

When is the sunrise / sunset in October in Bissau?

In October, on the first day of the month, sunrise is at 06:51 and sunset at 18:52. On the last day of the month, in Bissau, Guinea-Bissau, sunrise is at 06:54 and sunset at 18:37 GMT.

How long on average sun shines in October in Bissau?

The average sunshine duration in October in Bissau is 7h.

What is the UV index intensity in October in Bissau?

In Bissau, Guinea-Bissau, the average daily maximum UV index in October is 11. A UV Index reading of 11, and higher, represents an extreme health threat from unprotected exposure to UV radiation.
Average rainfall days
Average daylight
Average sunshine
Average UV index

Average temperature in October
Bissau, Guinea-Bissau

Average temperature in October - Bissau, Guinea-Bissau
  • Average high temperature in October: 31.1°C

The warmest month (with the highest average high temperature) is March (33.9°C).
The month with the lowest average high temperature is July (29.4°C).

  • Average low temperature in October: 22.8°C

The months with the highest average low temperature are June, July, August, September and October (22.8°C).
The coldest month (with the lowest average low temperature) is January (17.8°C).

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Average rainfall in October
Bissau, Guinea-Bissau

Average rainfall in October - Bissau, Guinea-Bissau
  • Average rainfall in October: 194.8mm

The wettest month (with the highest rainfall) is August (682.5mm).
The driest months (with the least rainfall) are January and March (0.5mm).

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Average rainfall days in October
Bissau, Guinea-Bissau

Average rainfall days in October - Bissau, Guinea-Bissau
  • Average rainfall days in October: 10 days

The month with the highest number of rainy days is August (22 days).
The months with the least rainy days are January, February and March (0 days).

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Average sea temperature in October
Bissau, Guinea-Bissau

Average sea temperature in October - Bissau, Guinea-Bissau
  • Average sea temperature in October: 28.8°C

The best months for swimming (with the highest average sea temperature) are October and November (28.8°C).
The coldest month (with the lowest average sea temperature) is February (24.8°C).

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Average daylight in October /
Average sunshine in October
Bissau, Guinea-Bissau

Average daylight in October / Average sunshine in October - Bissau, Guinea-Bissau
  • Average daylight in October: 11h and 5min

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 October: 7h

The months with the most sunshine are March and April (Average sunshine: 9h).
The month with the least sunshine is August (Average sunshine: 5h).

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Average UV index in October
Bissau, Guinea-Bissau

Average UV index in October - Bissau, Guinea-Bissau
  • Average UV index in October: 11

The months with the highest UV index are February, March, April, May, June, July, August and September (UV index 12).
The month with the lowest UV index is December (UV index 9).

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Bissau, Guinea-Bissau

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