May weather forecast
Fatim, Guinea-Bissau

May

Weather in May

The last month of the spring, May, is also a hot month in Fatim, Guinea-Bissau, with an average temperature varying between 24.4°C (75.9°F) and 33.7°C (92.7°F).

Temperature

The arrival of May records an average high-temperature of a tropical 33.7°C (92.7°F), closely related to the 35°C (95°F) observed in April. Throughout May, an average low-temperature of 24.4°C (75.9°F) is experienced in Fatim, Guinea-Bissau.

Heat index

For most parts of May, the heat index is computed to be a scorching 41°C (105.8°F). Implement additional cautionary measures, heat cramps and heat exhaustion could occur. Prolonged activity might induce heatstroke.
It is essential to grasp that the heat index's numbers are for shade and light wind settings. Direct sunlight might lead to a heat index increase by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', quantifies the warmth felt when relative humidity is considered. Elements such as metabolic variations, pregnancy, and physical exertion can shape one's weather perception. You should know that direct sun exposure can heighten weather effects, potentially elevating the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly meaningful for babies and toddlers. Youngsters are usually more at risk than adults, considering they sweat less. Additionally, their high skin surface area compared to their little bodies and their high heat production due to activity increases their risk.
The physiological way the human body responds to excessive heat is by inducing perspiration, using sweat evaporation as a cooling mechanism. Excessive relative humidity disturbs the body's typical cooling process by reducing evaporation, leading to a decrease in body cooling rate and an increase in the sensation of warmth. Inadequate heat shedding in the face of rising body temperatures hints at potential dehydration risks.

Humidity

In May, the average relative humidity in Fatim is 60%.

Rainfall

In Fatim, in May, during 3.8 rainfall days, 7mm (0.28") of precipitation is typically accumulated. In Fatim, during the entire year, the rain falls for 107.5 days and collects up to 726mm (28.58") of precipitation.

Daylight

In Fatim, the average length of the day in May is 12h and 41min.
On the first day of the month, sunrise is at 06:42 and sunset at 19:16. On the last day of May, in Fatim, sunrise is at 06:36 and sunset at 19:23 GMT.

Sunshine

The months with the most sunshine are March through May, with an average of 9.9h of sunshine.

UV index

January through December, with an average maximum UV index of 7, are months with the highest UV index in Fatim. January through December, with an average maximum UV index of 7, are months with the lowest UV index. A UV Index of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV rays for average individuals.
Note: The maximum daily UV index of 7 during May translates into the following directions:
Use protective steps and abide by sun safety guidelines. Safeguarding against skin and eye harm is necessary. Remember that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. Make an effort to avoid direct sun exposure during these hours. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses.

Frequently asked questions

How hot is it in Fatim in May?
In May, in Fatim, the average high-temperature is 33.7°C (92.7°F), and the average low-temperature is 24.4°C (75.9°F). The average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which combines air temperature and relative humidity, in May is computed to be 41°C (105.8°F).
What is the average humidity in May in Fatim?
In May, the average relative humidity in Fatim, Guinea-Bissau, is 60%.
How many days does it rain in May in Fatim?
In Fatim, Guinea-Bissau, during May, the rain falls for 3.8 days and regularly aggregates up to 7mm (0.28") of precipitation.
How many hours of daylight does Fatim have in May?
The average day length in May in Fatim, Guinea-Bissau, is 12h and 41min.
When is the sunrise / sunset in May in Fatim?
On the first day of May in Fatim, Guinea-Bissau, sunrise is at 06:42 and sunset at 19:16. On the last day of the month, sunrise is at 06:36 and sunset at 19:23 GMT.
What are the months with the most sunshine in Fatim?
The months with the most sunshine in Fatim, Guinea-Bissau, are March through May, with an average of 9.9h of sunshine.
How many hours of sunshine does Fatim have in May?
In Fatim, Guinea-Bissau, the average sunshine duration in May is 9.9h.
What are the months with the highest UV index in Fatim?
The months with the highest UV index in Fatim, Guinea-Bissau, are January through December, with an average maximum UV index of 7.
What is the month with the lowest UV index in Fatim?
The months with the lowest UV index in Fatim, Guinea-Bissau, are January through December, with an average maximum UV index of 7.
What is the UV index reading in May in Fatim?
In Fatim, the average daily maximum UV index in May is 7. A UV Index reading of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV radiation.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in May - Fatim, Guinea-Bissau
Average temperature in May
Fatim, Guinea-Bissau
  • Average high temperature in May: 33.7°C

The warmest month (with the highest average high temperature) is March (35.5°C).
The month with the lowest average high temperature is August (29.6°C).

  • Average low temperature in May: 24.4°C

The month with the highest average low temperature is June (26°C).
The coldest month (with the lowest average low temperature) is January (21.8°C).

Average pressure in May - Fatim, Guinea-Bissau
Average pressure in May
Fatim, Guinea-Bissau
  • Average pressure in May: 1011.1mbar

The month with the highest atmospheric pressure is July (1012.9mbar).
The months with the lowest atmospheric pressure are March and April (1010.1mbar).

Average wind speed in May - Fatim, Guinea-Bissau
Average wind speed in May
Fatim, Guinea-Bissau
  • Average wind speed in May: 13.1km/h

The windiest month (with the highest average wind speed) is June (13.2km/h).
The calmest months (with the lowest average wind speed) are October and November (9km/h).

Average humidity in May - Fatim, Guinea-Bissau
Average humidity in May
Fatim, Guinea-Bissau
  • Average humidity in May: 60%

The month with the highest relative humidity is August (82%).
The month with the lowest relative humidity is January (32%).

Average rainfall in May - Fatim, Guinea-Bissau
Average rainfall in May
Fatim, Guinea-Bissau
  • Average rainfall in May: 7mm

The wettest month (with the highest rainfall) is August (270mm).
The driest months (with the least rainfall) are January and February (0mm).

Average rainfall days in May - Fatim, Guinea-Bissau
Average rainfall days in May
Fatim, Guinea-Bissau
  • Average rainfall days in May: 3.8 days

The month with the highest number of rainy days is August (26.9 days).
The month with the least rainy days is January (0.3 days).

Average daylight in May / Average sunshine in May - Fatim, Guinea-Bissau
Average daylight in May /
Average sunshine in May
Fatim, Guinea-Bissau
  • Average daylight in May: 12h and 4min

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 May: 9h and 5min

The months with the most sunshine are March, April and May (Average sunshine: 9h and 54min).
The month with the least sunshine is August (Average sunshine: 6h and 6min).

Average sunshine days in May - Fatim, Guinea-Bissau
Average sunshine days in May
Fatim, Guinea-Bissau
  • Average sunshine days in May: 25.8 days

The month with the most sunshine days is January (30.7 days).
The month with the least sunshine days is August (2.9 days).

Average UV index in May - Fatim, Guinea-Bissau
Average UV index in May
Fatim, Guinea-Bissau
  • Average UV index in May: 7

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

Average cloud cover in May - Fatim, Guinea-Bissau
Average cloud cover in May
Fatim, Guinea-Bissau
  • Average cloud cover in May: 13

The month with the most cloud cover is August (Cloud cover 57).
The months with the least cloud cover are March and April (Cloud cover 7).

Average visibility in May - Fatim, Guinea-Bissau
Average visibility in May
Fatim, Guinea-Bissau
  • Average visibility in May: 10km

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

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