May weather forecastOnklou, Benin
May
Weather in May
May, the last month of the spring in Onklou, is another very hot month, with an average temperature varying between 24.3°C (75.7°F) and 35.9°C (96.6°F).Temperature
Onklou records a slight change with May's average high-temperatures adjusting to a still very hot 35.9°C (96.6°F) from April's 38.2°C (100.8°F). May nights are marked by an average low-temperature of 24.3°C (75.7°F).Heat index
The heat index value during May is appraised at a burning hot 48°C (118.4°F). Careful: Heat exhaustion and heat cramps are anticipated. With ongoing exertion, heatstroke becomes a possibility.Metrics for the heat index primarily focus on shaded spots and light wind conditions. Facing direct sunlight may hike up the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'feels like', unifies temperature and humidity readings to offer a comprehensive feel of warmth. Metabolic differences, pregnancy status, and the level of physical activity are additional factors influencing an individual's weather perception. With the sun shining directly, it's crucial to understand that it can increase the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are largely significant for babies and toddlers. Children regularly disregard the necessity to rest and replenish fluids. Thirst is a late symptom of dehydration - thus, maintaining hydration, particularly during long-lasting physical activities, is essential.
The natural method the human body uses to remove excess heat is by perspiring and letting sweat evaporate. Increased relative humidity slows down evaporation, thereby decreasing the rate of heat removal from the body, culminating in a sensation of overheating. As the body gains more heat than it can dissipate, there's a risk of increasing temperatures and resultant overheating.
Humidity
In Onklou, the average relative humidity in May is 60%.Rainfall
In Onklou, in May, during 14.1 rainfall days, 55mm (2.17") of precipitation is typically accumulated. In Onklou, during the entire year, the rain falls for 134.6 days and collects up to 596mm (23.46") of precipitation.Daylight
In Onklou, the average length of the day in May is 12h and 34min.On the first day of May in Onklou, Benin, sunrise is at 06:35 and sunset at 19:03. On the last day of the month, sunrise is at 06:30 and sunset at 19:09 WAT.
Sunshine
In Onklou, the average sunshine in May is 9.5h.UV index
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 rays for average individuals.Note: A daily high UV index of 7 in May leads to these guidelines:
Shun overexposure. Protection from sun ravages is indispensable. UV radiation from the sun is at its strongest between 10 a.m. and 4 p.m. Try to limit direct exposure during these hours. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Onklou, Benin
- Average high temperature in May: 35.9°C
The warmest month (with the highest average high temperature) is March (39°C).
The month with the lowest average high temperature is August (28.5°C).
- Average low temperature in May: 24.3°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 (17.9°C).
Average pressure in May
Onklou, Benin
- Average pressure in May: 1010.2mbar
The month with the highest atmospheric pressure is July (1012.9mbar).
The months with the lowest atmospheric pressure are March and April (1008.6mbar).
Average wind speed in May
Onklou, Benin
- Average wind speed in May: 8.1km/h
The windiest months (with the highest average wind speed) are January and May (8.1km/h).
The calmest month (with the lowest average wind speed) is September (5.5km/h).
Average humidity in May
Onklou, Benin
- Average humidity in May: 60%
The month with the highest relative humidity is August (86%).
The month with the lowest relative humidity is January (19%).
Average rainfall in May
Onklou, Benin
- Average rainfall in May: 55mm
The wettest month (with the highest rainfall) is August (149mm).
The driest months (with the least rainfall) are January and December (0mm).
Average rainfall days in May
Onklou, Benin
- Average rainfall days in May: 14.1 days
The month with the highest number of rainy days is August (25.8 days).
The month with the least rainy days is December (0.2 days).
Average daylight in May /
Average sunshine in May
Onklou, Benin
- Average daylight in May: 12h and 36min
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 30min
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: 6h and 30min).
Average sunshine days in May
Onklou, Benin
- Average sunshine days in May: 15.1 days
The month with the most sunshine days is December (30.9 days).
The month with the least sunshine days is August (3.3 days).
Average UV index in May
Onklou, Benin
- Average UV index in May: 7
The months with the highest UV index are February, March and April (UV index 8).
The months with the lowest UV index are July, August and December (UV index 6).
Average cloud cover in May
Onklou, Benin
- Average cloud cover in May: 23
The month with the most cloud cover is August (Cloud cover 57).
The month with the least cloud cover is December (Cloud cover 3).
Average visibility in May
Onklou, Benin
- Average visibility in May: 10km
The months with the highest visibility are January, February, March, April, May, June, November and December (10km).
The month with the lowest visibility is August (7km).





