March weather forecast
Cacheu, Guinea-Bissau

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Weather in March

The weather in March presents a balance between dry and wet climate conditions in Cacheu. The notable feature for this month is the jump in rainfall to 11mm (0.43"), signaling the steady transition towards the wet season. However, the temperatures remain relatively steady, only slightly higher than the previous month, and daylight hours maintain their length. The increased rainfall prompts a rise in relative humidity, marking the beginning of a humid phase in the city. Meanwhile, the average wind speed remains consistent, making for a pleasing atmosphere.

Temperature

March is the month that records the highest temperatures in Cacheu, Guinea-Bissau, with averages ranging from a high of 37.1°C (98.8°F) to a low of 21.9°C (71.4°F).

Humidity

The average relative humidity in March is 39%.

Rainfall

Months with rainfall are March through November. March is the first month it rains in Cacheu. Throughout March, in the average 0.5 rainfall days, it receives 1mm (0.04") of precipitation. Throughout the year, there are 103.1 rainfall days, and 677mm (26.65") of precipitation is accumulated.

Sea temperature

In March, the average sea temperature is 23.4°C (74.1°F).
Note: The cold tolerance of an individual, along with sunshine, wind, and the temperature of the environment, affects the enjoyment of swimming in 23.4°C (74.1°F) waters. (Olympic swimmers participate in waters ranging from 25°C (77°F) to 28°C (82.4°F).)

Daylight

In March, the average length of the day is 12h and 4min.
On the first day of the month, sunrise is at 07:19 and sunset at 19:14. On the last day of March, in Cacheu, sunrise is at 07:01 and sunset at 19:16 GMT.

Sunshine

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

UV index

January through June, September through December, with an average maximum UV index of 7, are months with the highest UV index in Cacheu. A UV Index reading of 6 to 7 represents a high threat to health from unsafe exposure to UV radiation for ordinary individuals.
Note: In March, the maximum UV index of 7 translates into these guidelines:
Take precautions and utilize sun safety practices. Protection against skin and eye damage is required. Avoid direct Sun exposure and seek shade between 10 a.m. and 4 p.m., when UV radiation is at its peak, but keep in mind that not all shade structures provide complete protection. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes. Alert! Sand and water increase UV exposure due to their reflective properties.

Frequently asked questions

What time of the year is the hottest in Cacheu?

March temperatures in Cacheu tend to peak at an average high of 37.1°C (98.8°F) and dip to a low of 21.9°C (71.4°F).

How hot is it in Cacheu in March?

The high-temperature, in March, in Cacheu, is 37.1°C (98.8°F), while the low-temperature averages to 21.9°C (71.4°F).

What is the average humidity in March in Cacheu?

In Cacheu, Guinea-Bissau, the average relative humidity in March is 39%.

When does it start raining in Cacheu?

March is the first month it rains in Cacheu, Guinea-Bissau. Throughout March, in the average 0.5 rainfall days, it receives 1mm (0.04") of precipitation.

What is the sea temperature in March in Cacheu?

In March, the average sea temperature in Cacheu is 23.4°C (74.1°F). For individuals prone to feeling cold, swimming in 23°C (73.4°F) is still regarded as intolerable. A wetsuit is not a necessity, but sunshine, wind, and air temperature are essential factors for relishing swimming at 23.4°C (74.1°F).

What is the average length of the day in March in Cacheu?

The average day length in March in Cacheu is 12h and 4min.

What time are sunrise and sunset in March in Cacheu?

In March, on the first day of the month, sunrise is at 07:19 and sunset at 19:14. On the last day of the month, in Cacheu, Guinea-Bissau, sunrise is at 07:01 and sunset at 19:16 GMT.

What are the months with the most sunshine in Cacheu?

March and April, with an average of 9.9h of sunshine, are months with the most sunshine in Cacheu, Guinea-Bissau.

How many hours of sunshine does Cacheu have in March?

In March, the average sunshine duration in Cacheu, Guinea-Bissau, is 9.9h.

What are the months with the highest UV index in Cacheu?

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

What is the UV index reading in March in Cacheu?

The average daily maximum UV index in March is 7. A UV Index of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV radiation.

Average temperature in March
Cacheu, Guinea-Bissau

Average temperature in March - Cacheu, Guinea-Bissau
  • Average high temperature in March: 37.1°C

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).

  • Average low temperature in March: 21.9°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).

Average pressure in March
Cacheu, Guinea-Bissau

Average pressure in March - Cacheu, Guinea-Bissau
  • Average pressure in March: 1010.3mbar

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

Average wind speed in March
Cacheu, Guinea-Bissau

Average wind speed in March - Cacheu, Guinea-Bissau
  • Average wind speed in March: 11.7km/h

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).

Average humidity in March
Cacheu, Guinea-Bissau

Average humidity in March - Cacheu, Guinea-Bissau
  • Average humidity in March: 39%

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

Average rainfall in March
Cacheu, Guinea-Bissau

Average rainfall in March - Cacheu, Guinea-Bissau
  • Average rainfall in March: 1mm

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

Average rainfall days in March
Cacheu, Guinea-Bissau

Average rainfall days in March - Cacheu, Guinea-Bissau
  • Average rainfall days in March: 0.5 days

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).

Average sea temperature in March
Cacheu, Guinea-Bissau

Average sea temperature in March - Cacheu, Guinea-Bissau
  • Average sea temperature in March: 23.4°C

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).

Average daylight in March /
Average sunshine in March
Cacheu, Guinea-Bissau

Average daylight in March / Average sunshine in March - Cacheu, Guinea-Bissau
  • Average daylight in March: 12h and 1min

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 March: 9h and 5min

The months with the most sunshine are March and April (Average sunshine: 9h and 54min).
The month with the least sunshine is August (Average sunshine: 5h and 42min).

Average sunshine days in March
Cacheu, Guinea-Bissau

Average sunshine days in March - Cacheu, Guinea-Bissau
  • Average sunshine days in March: 30.5 days

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

Average UV index in March
Cacheu, Guinea-Bissau

Average UV index in March - Cacheu, Guinea-Bissau
  • Average UV index in March: 7

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

Average cloud cover in March
Cacheu, Guinea-Bissau

Average cloud cover in March - Cacheu, Guinea-Bissau
  • Average cloud cover in March: 7

The month with the most cloud cover is August (Cloud cover 58).
The months with the least cloud cover are March and April (Cloud cover 7).

Average visibility in March
Cacheu, Guinea-Bissau

Average visibility in March - Cacheu, Guinea-Bissau
  • Average visibility in March: 10km

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

Cacheu, Guinea-Bissau

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