May weather forecast
Basso, Benin

May

Weather in May

The onset of May signifies a deeper descent into the wet season in Basso, Benin. The rain gauge witnesses a striking rise, marking the month as one of the wettest periods of the year. On the thermal front, May shows a reduced gap between 'lows' and 'highs', maintaining a nice and stable temperature throughout. An increased frequency of rainy days significantly elevates the relative humidity to 45%. Thus, May could be marked as the harbinger of the monsoon phase in Basso.

Temperature

The average high-temperature is a still scorching 40°C (104°F) in May, hardly different from the 41.8°C (107.2°F) recorded in April. Basso observes a dramatic plunge from daytime highs in May, settling at an average low-temperature of 27.2°C (81°F).

Heat index

May's mean heat index is computed to be a blazing hot 51°C (123.8°F). Precaution: Heat cramps along with heat exhaustion are possible. Heatstroke is a serious risk with continued exertion.
It is important to note that the heat index values are for shaded areas and light wind scenarios. Direct sunlight can potentially boost the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'feels like', is a single figure representing how weather conditions feel when combining temperature and humidity. Elements such as metabolic variations, pregnancy, and physical exertion can shape one's weather perception. Direct exposure to the sun's rays can enhance the felt temperature, increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for babies and toddlers. Young people are generally more susceptible than adults because they perspire less. Furthermore, their proportionally larger skin surface to their petite bodies and the increased heat output from their actions add to the risk.
As a reaction to high temperatures, the human body begins to perspire, using the evaporation of sweat to lower its temperature. When relative humidity is heightened, it slows the rate of evaporation, thereby decreasing the body's ability to shed heat and creating a sensation of overheating. When heat gain exceeds the level the body can remove, body temperature begins to rise, and heat-related illnesses and disorders may develop.

Humidity

In Basso, Benin, the average relative humidity in May is 45%.

Rainfall

In May, the rain falls for 11 days. Throughout May, 32mm (1.26") of precipitation is accumulated. Throughout the year, there are 103.6 rainfall days, and 438mm (17.24") of precipitation is accumulated.

Daylight

The average length of the day in May is 12h and 37min.
On the first day of the month, sunrise is at 06:27 and sunset at 18:57. On the last day of May, sunrise is at 06:22 and sunset at 19:03 WAT.

Sunshine

In May, the average sunshine is 9.7h.

UV index

February through May, with an average maximum UV index of 8, are months with the highest UV index in Basso. A UV Index reading of 8 to 10 represents a very high threat to health from exposure to the Sun's UV rays for ordinary individuals.
Note: The maximum daily UV index of 8 in May converts into the following recommendations:
Without proper safety measures, skin and eyes can be quickly harmed. Be sure to protect yourself. The hours from 10 a.m. to 4 p.m. have the most intense UV radiation. As much as possible, limit direct sun exposure during this period. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage.

Frequently asked questions

How hot is it in May?
In May, in Basso, the average high-temperature is 40°C (104°F), and the average low-temperature is 27.2°C (81°F). In May, the average heat index (a.k.a. 'feels like', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, is computed to be 51°C (123.8°F).
What is the average humidity in May?
In Basso, the average relative humidity in May is 45%.
How many days does it rain in May?
In May, the rain falls for 11 days. Throughout May, 32mm (1.26") of precipitation is accumulated.
What is the average length of the day in May?
In May, the average day length is 12h and 37min.
What time are sunrise and sunset in May?
In May, on the first day of the month, sunrise is at 06:27 and sunset at 18:57. On the last day of the month, sunrise is at 06:22 and sunset at 19:03 WAT.
How many hours of sunshine does Basso have in May?
In May, the average sunshine duration in Basso is 9.7h.
What are the months with the highest UV index?
The months with the highest UV index are February through May, with an average maximum UV index of 8.
What is the UV index reading in May?
In Basso, the average daily maximum UV index in May is 8. A UV Index of 8 to 10 symbolizes a very high health threat from unprotected exposure to 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
Basso, Benin
  • Average high temperature in May: 40°C

The warmest month (with the highest average high temperature) is April (41.8°C).
The month with the lowest average high temperature is August (30.7°C).

  • Average low temperature in May: 27.2°C

The month with the highest average low temperature is May (27.2°C).
The coldest month (with the lowest average low temperature) is January (17.1°C).

Average pressure in May
Basso, Benin
  • Average pressure in May: 1008.8mbar

The month with the highest atmospheric pressure is August (1011.9mbar).
The month with the lowest atmospheric pressure is April (1007.5mbar).

Average wind speed in May
Basso, Benin
  • Average wind speed in May: 9.7km/h

The windiest month (with the highest average wind speed) is May (9.7km/h).
The calmest month (with the lowest average wind speed) is September (6.5km/h).

Average humidity in May
Basso, Benin
  • Average humidity in May: 45%

The month with the highest relative humidity is August (80%).
The month with the lowest relative humidity is January (15%).

Average rainfall in May
Basso, Benin
  • Average rainfall in May: 32mm

The wettest month (with the highest rainfall) is August (149mm).
The driest months (with the least rainfall) are January, November and December (0mm).

Average rainfall days in May
Basso, Benin
  • Average rainfall days in May: 11 days

The month with the highest number of rainy days is August (23.8 days).
The months with the least rainy days are January, November and December (0.1 days).

Average daylight in May /
Average sunshine in May
Basso, 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 30min).

  • Average sunshine in May: 9h and 4min

The months with the most sunshine are January, November and December (Average sunshine: 10h and 0min).
The month with the least sunshine is August (Average sunshine: 7h and 36min).

Average sunshine days in May
Basso, Benin
  • Average sunshine days in May: 17.1 days

The months with the most sunshine days are January and December (30.9 days).
The month with the least sunshine days is August (5.3 days).

Average UV index in May
Basso, Benin
  • Average UV index in May: 8

The months with the highest UV index are February, March, April and May (UV index 8).
The months with the lowest UV index are August and December (UV index 6).

Average cloud cover in May
Basso, Benin
  • Average cloud cover in May: 19

The month with the most cloud cover is August (Cloud cover 46).
The month with the least cloud cover is December (Cloud cover 3).

Average visibility in May
Basso, Benin
  • Average visibility in May: 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).

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