May weather forecast
Sanson, Benin

May

Weather in May

May, the last month of the spring in Sanson, is another torrid month, with temperature in the range of an average low of 24.2°C (75.6°F) and an average high of 35.3°C (95.5°F).

Temperature

May brings a marginal elevation to a still very hot 35.3°C (95.5°F) from April's 37.8°C (100°F) in Sanson's average high-temperatures. During the nights in May, an average low-temperature of 24.2°C (75.6°F) is observed.

Heat index

The average heat index in May is calculated to be a blazing hot 49°C (120.2°F). Mindful: Heat cramps and heat exhaustion are to be expected. Extended physical effort might result in heatstroke.
Know that the heat index computations account for shaded terrains and slight winds. The heat index may experience an enhancement of 15 Fahrenheit (8 Celsius) degrees under direct sunlight.
Note: The heat index, also known as 'apparent temperature' or 'real feel', is a measure of how hot it feels when the actual air humidity is factored in. A person's impression of weather can be shaped by several aspects, among them metabolic variations, pregnancy, and levels of physical activity. Take note that direct exposure to the sun can increase the felt temperature, possibly adding 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values are of high significance for children. Young ones are generally at greater risk than adults due to their limited sweating ability. In addition, their large skin surface relative to their small bodies and higher heat production from their activities add to their vulnerability.
Perspiration is the human body's physiological response to high temperatures and is an attempt to lower body temperature through evaporation of sweat. Under conditions of high temperature and humidity (enhanced heat index), sweat production is compromised, exacerbating the sensation of warmth. Heat-related complications, like dehydration, can manifest if the body's heat gain exceeds its dissipation capacity.

Humidity

In May, the average relative humidity is 65%.

Rainfall

In Sanson, during May, the rain falls for 14.1 days and regularly aggregates up to 64mm (2.52") of precipitation. Throughout the year, there are 139.7 rainfall days, and 607mm (23.9") of precipitation is accumulated.

Daylight

In Sanson, the average length of the day in May is 12h and 33min.
On the first day of the month, sunrise is at 06:33 and sunset at 19:01. On the last day of May, sunrise is at 06:29 and sunset at 19:06 WAT.

Sunshine

In Sanson, the average sunshine in May is 9.5h.

UV index

In May, the average daily maximum UV index is 7. A UV Index value of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV radiation for ordinary individuals.
Note: In May, the maximum UV index of 7 suggests these recommendations:
Act on precautions and pay attention to sun safety recommendations. Avoidance of sunburn is obligatory. Between 10 a.m. and 4 p.m., UV radiation is strongest. Make an effort to avoid direct sunlight during this time, remembering that shade structures may not provide full sun protection. During bright days, sunglasses that offer UVA and UVB defense are recommended.

Frequently asked questions

How hot is it in May?
The average high-temperature and low-temperature during May are 35.3°C (95.5°F) and 24.2°C (75.6°F) respectively. In May, the average heat index (a.k.a. 'feels like', 'real feel'), which calculates the temperature value influenced by the moisture in the air, is calculated to be 49°C (120.2°F).
What is the average humidity in May?
In Sanson, the average relative humidity in May is 65%.
How much does it rain in May?
In Sanson, during May, the rain falls for 14.1 days and regularly aggregates up to 64mm (2.52") of precipitation.
What is the average length of the day in May?
In May, the average day length is 12h and 33min.
When is the sunrise / sunset in May?
In May, on the first day of the month, sunrise is at 06:33 and sunset at 19:01. On the last day of the month, sunrise is at 06:29 and sunset at 19:06 WAT.
How many hours of sunshine does Sanson have in May?
In May, the average sunshine duration in Sanson is 9.5h.
How high is the UV index in May?
The average daily maximum UV index in May is 7. A UV Index of 6 to 7 symbolizes a high health threat 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 - Sanson, Benin
Average temperature in May
Sanson, Benin
  • Average high temperature in May: 35.3°C

The warmest month (with the highest average high temperature) is March (39.2°C).
The month with the lowest average high temperature is August (28.4°C).

  • Average low temperature in May: 24.2°C

The month with the highest average low temperature is April (24.8°C).
The coldest month (with the lowest average low temperature) is January (18.7°C).

Average pressure in May - Sanson, Benin
Average pressure in May
Sanson, Benin
  • Average pressure in May: 1010.4mbar

The month with the highest atmospheric pressure is July (1013mbar).
The month with the lowest atmospheric pressure is March (1008.7mbar).

Average wind speed in May - Sanson, Benin
Average wind speed in May
Sanson, Benin
  • Average wind speed in May: 9.2km/h

The windiest month (with the highest average wind speed) is April (9.3km/h).
The calmest month (with the lowest average wind speed) is November (5.9km/h).

Average humidity in May - Sanson, Benin
Average humidity in May
Sanson, Benin
  • Average humidity in May: 65%

The month with the highest relative humidity is August (87%).
The month with the lowest relative humidity is January (22%).

Average rainfall in May - Sanson, Benin
Average rainfall in May
Sanson, Benin
  • Average rainfall in May: 64mm

The wettest month (with the highest rainfall) is August (140mm).
The driest month (with the least rainfall) is December (0mm).

Average rainfall days in May - Sanson, Benin
Average rainfall days in May
Sanson, Benin
  • Average rainfall days in May: 14.1 days

The month with the highest number of rainy days is August (25.1 days).
The month with the least rainy days is December (0.3 days).

Average daylight in May / Average sunshine in May - Sanson, Benin
Average daylight in May /
Average sunshine in May
Sanson, Benin
  • Average daylight in May: 12h and 4min

The month with the longest days is June (Average daylight: 12h and 42min).
The month with the shortest days is December (Average daylight: 11h and 36min).

  • Average sunshine in May: 9h and 3min

The months with the most sunshine are January and December (Average sunshine: 10h and 0min).
The month with the least sunshine is August (Average sunshine: 6h and 6min).

Average sunshine days in May - Sanson, Benin
Average sunshine days in May
Sanson, Benin
  • Average sunshine days in May: 15 days

The month with the most sunshine days is December (30.5 days).
The month with the least sunshine days is August (3.3 days).

Average UV index in May - Sanson, Benin
Average UV index in May
Sanson, Benin
  • Average UV index in May: 7

The months with the highest UV index are March and April (UV index 8).
The months with the lowest UV index are July and August (UV index 6).

Average cloud cover in May - Sanson, Benin
Average cloud cover in May
Sanson, Benin
  • Average cloud cover in May: 26

The month with the most cloud cover is August (Cloud cover 63).
The month with the least cloud cover is December (Cloud cover 3).

Average visibility in May - Sanson, Benin
Average visibility in May
Sanson, Benin
  • Average visibility in May: 10km

The months with the highest visibility are January, February, March, April, May, November and December (10km).
The months with the lowest visibility are August and September (7km).

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