Monthly weather forecast and climate
Cacheu, Guinea-Bissau

The best time to visit Cacheu

The best months for a swim in Cacheu, Guinea-Bissau, are May, November and December, with a perfect temperature - varying between 25°C (77°F) and 29°C (84.2°F), and scarce rainfall.

Weather in January

January, the same as December, is another sweltering winter month in Cacheu, Guinea-Bissau, with average temperature ranging between max 35.3°C (95.5°F) and min 21.2°C (70.2°F). In January, the average high-temperature is essentially the same as in December - a still torrid 35.3°C (95.5°F). Weather in January »

Weather in February

The last month of the winter, February, is another torrid month in Cacheu, Guinea-Bissau, with average temperature varying between 21.8°C (71.2°F) and 36.4°C (97.5°F). In February, the average high-temperature is almost the same as in January - a still very hot 36.4°C (97.5°F). Weather in February »

Weather in March

The first month of the spring, March, is still a torrid month in Cacheu, Guinea-Bissau, with average temperature ranging between max 37.1°C (98.8°F) and min 21.9°C (71.4°F). March is the warmest month, with an average high-temperature of 37.1°C (98.8°F) and an average low-temperature of 21.9°C (71.4°F). Weather in March »

Weather in April

April, like March, in Cacheu, Guinea-Bissau, is another torrid spring month, with temperature in the range of an average high of 36.7°C (98.1°F) and an average low of 22.8°C (73°F). In Cacheu, the average high-temperature in April is almost the same as in March - a still very hot 36.7°C (98.1°F). Weather in April »

Weather in May

May, the last month of the spring, in Cacheu, is another torrid month, with average temperature fluctuating between 35.3°C (95.5°F) and 23.8°C (74.8°F). The perfect water temperature of 25.8°C (78.4°F) with 11mm (0.43") of accumulated rainfall and only 4 rainfall days, makes May a great period for swimming and other water activities. Weather in May »

Weather in June

The first month of the summer, June, is still a tropical month in Cacheu, Guinea-Bissau, with average temperature fluctuating between 25.7°C (78.3°F) and 33.8°C (92.8°F). In Cacheu, the average high-temperature is practically the same as in May - a tropical 33.8°C (92.8°F). Weather in June »

Weather in July

July, like June, is a hot summer month in Cacheu, Guinea-Bissau, with average temperature fluctuating between 31.3°C (88.3°F) and 25.3°C (77.5°F). In Cacheu, the average high-temperature is almost the same as in June - a still tropical 31.3°C (88.3°F). Weather in July »

Weather in August

August, the last month of the summer, in Cacheu, is also a moderately hot month, with average temperature varying between 24.8°C (76.6°F) and 29.8°C (85.6°F). With an average high-temperature of 29.8°C (85.6°F) and an average low-temperature of 24.8°C (76.6°F), August is the coldest month. In August, the average heat index is calculated to a very hot 37.3°C (99.1°F). Weather in August »

Weather in September

The first month of the autumn, September, is a tropical month in Cacheu, Guinea-Bissau, with average temperature ranging between max 30.9°C (87.6°F) and min 24.7°C (76.5°F). In Cacheu, Guinea-Bissau, the average high-temperature in September is essentially the same as in August - a hot 30.9°C (87.6°F). Weather in September »

Weather in October

October, the same as September, in Cacheu, Guinea-Bissau, is another hot autumn month, with average temperature ranging between min 25.6°C (78.1°F) and max 33.6°C (92.5°F). In Cacheu, the average high-temperature is practically the same as in September - a still tropical 33.6°C (92.5°F). Weather in October »

Weather in November

November, the last month of the autumn, in Cacheu, is a torrid month, with temperature in the range of an average high of 35.1°C (95.2°F) and an average low of 23.9°C (75°F). The ideal sea water temperature of 28.7°C (83.7°F) and only 2.2 rainfall days, with 5mm (0.2") of accumulated rainfall, makes November the best time for swimming and other water activities. Weather in November »

Weather in December

December, the first month of the winter, in Cacheu, is still a very hot month, with average temperature varying between 21.8°C (71.2°F) and 35.2°C (95.4°F). An excellent water temperature of 26.5°C (79.7°F) and only 0.4 rainfall days makes December a prime for swimming and other water activities. Weather in December »
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FAQ

What is the least humid month in Cacheu?

January is the least humid month, with an average relative humidity of 26%.

How many days does it rain in Cacheu?

In Cacheu, during the entire year, the rain falls for 103.1 days and collects up to 677mm (26.65") of precipitation.

What is the driest month in Cacheu?

January, February and December are months without rainfall.

What is the month with the highest UV index in Cacheu?

January through June, September through December, with an average maximum UV index of 7, are months with the highest UV index in Cacheu, Guinea-Bissau.

When is the sea coldest in Cacheu?

The month with the coldest seawater is February, with an average sea temperature of 23.3°C (73.9°F).

What is the warmest month in Cacheu?

The warmest month in Cacheu, Guinea-Bissau, is March, with an average high-temperature of 37.1°C (98.8°F) and an average low-temperature of 21.9°C (71.4°F).

When does it rain in Cacheu?

Months with rainfall in Cacheu, Guinea-Bissau, are March through November.

What is the month with the most sunshine in Cacheu?

March and April, with an average of 9.9h of sunshine, are months with the most sunshine.

When are the longest days in Cacheu?

June and July, with an average of 12.8h of daylight, are months with the longest days.

What is the month with the lowest UV index in Cacheu?

July and August, with an average maximum UV index of 6, are months with the lowest UV index in Cacheu.

What is the coldest month in Cacheu?

August is the coldest month in Cacheu, with an average high-temperature of 29.8°C (85.6°F) and an average low-temperature of 24.8°C (76.6°F).

What is the most humid month in Cacheu?

With an average relative humidity of 81%, August is the most humid month.

What is the rainiest month in Cacheu?

August is the month with the most rainfall in Cacheu. Rain falls for 27.1 days and accumulates 254mm (10") of precipitation.

What is the month with the least sunshine in Cacheu?

With an average of 5.7h of sunshine, August has the least sunshine of the year in Cacheu, Guinea-Bissau.

What month is the sea warmest in Cacheu?

With an average sea temperature of 28.9°C (84°F), October is the month with the warmest seawater.

What is the month with the shortest days in Cacheu?

December has the shortest days of the year, with an average of 11.4h of daylight.

Average temperature
Cacheu, Guinea-Bissau

Average temperature - Cacheu, Guinea-Bissau

The warmest month (with the highest average high temperature) is March (37.1°C).
The month with the lowest average high temperature is August (29.8°C).

The month with the highest average low temperature is June (25.7°C).
The coldest month (with the lowest average low temperature) is January (21.2°C).

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Average pressure
Cacheu, Guinea-Bissau

Average pressure - Cacheu, Guinea-Bissau

The month with the highest atmospheric pressure is July (1012.9mbar).
The month with the lowest atmospheric pressure is April (1010.2mbar).

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Average wind speed
Cacheu, Guinea-Bissau

Average wind speed - Cacheu, Guinea-Bissau

The windiest month (with the highest average wind speed) is June (12.8km/h).
The calmest month (with the lowest average wind speed) is October (8.6km/h).

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Average humidity
Cacheu, Guinea-Bissau

Average humidity - Cacheu, Guinea-Bissau

The month with the highest relative humidity is August (81%).
The month with the lowest relative humidity is January (26%).

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Average rainfall
Cacheu, Guinea-Bissau

Average rainfall - Cacheu, Guinea-Bissau

The wettest month (with the highest rainfall) is August (254mm).
The driest months (with the least rainfall) are January, February and December (0mm).

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Average rainfall days
Cacheu, Guinea-Bissau

Average rainfall days - Cacheu, Guinea-Bissau

The month with the highest number of rainy days is August (27.1 days).
The month with the least rainy days is January (0.1 days).

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Average sea temperature
Cacheu, Guinea-Bissau

Average sea temperature - Cacheu, Guinea-Bissau

The best month for swimming (with the highest average sea temperature) is October (28.9°C).
The coldest month (with the lowest average sea temperature) is February (23.3°C).

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Average daylight / Average sunshine
Cacheu, Guinea-Bissau

Average daylight / Average sunshine - Cacheu, Guinea-Bissau

Months with the longest days are June and July (Average daylight: 12.8h).
The month with the shortest days is December (Average daylight: 11.4h).

Months with the most sunshine are March and April (Average sunshine: 9.9h).
The month with the least sunshine is August (Average sunshine: 5.7h).

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Average sunshine days
Cacheu, Guinea-Bissau

Average sunshine days - Cacheu, Guinea-Bissau

The month with the most sunshine days is January (30.7 days).
The month with the least sunshine days is August (3.3 days).

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Average UV index
Cacheu, Guinea-Bissau

Average UV index - Cacheu, Guinea-Bissau

Months with the highest UV index are January, February, March, April, May, June, September, October, November and December (UV index 7).
Months with the lowest UV index are July and August (UV index 6).

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Average visibility
Cacheu, Guinea-Bissau

Average visibility - Cacheu, Guinea-Bissau

Months with the highest visibility are January, February, March, April, May, June, October, November and December (10km).
Months with the lowest visibility are July, August and September (9km).

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