May weather forecastIsonyin, Nigeria
May
Weather in May
May, the last month of the spring in Isonyin, is another hot month, with an average temperature varying between 32.5°C (90.5°F) and 25.1°C (77.2°F).Temperature
Isonyin, Nigeria, observes an average high-temperature of a still tropical 32.5°C (90.5°F) in May, barely different from 33.5°C (92.3°F) in April. Throughout May, the nighttime temperature averages to a moderately hot 25.1°C (77.2°F).Heat index
The heat index in May is appraised at a blazing hot 45°C (113°F). Mind: Heat cramps along with heat exhaustion are anticipated. Heatstroke can develop with continued physical activity.Evaluating the heat index requires understanding its values in the shade and with gentle winds. The presence of direct sunlight can raise the heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', arises from combining readings of air temperature and relative moisture content. Factors such as metabolic variations, being pregnant, and physical activity can impact an individual's weather perception. Consider the sun's direct rays and their impact; they can potentially increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly important for children. Children often overlook the necessity for resting and fluid replenishment. Thirst is a late sign of dehydration - thus, it is critical to stay hydrated, especially during extended periods of physical activities.
Through perspiration, the body has a natural mechanism to eliminate excessive heat via sweat evaporation. With higher relative humidity, the rate of evaporation is reduced, resulting in increased heat retention in the body compared to drier air. When the heat gained surpasses the body's cooling capacity, temperatures rise, signaling potential health concerns.
Humidity
The average relative humidity in May is 78%.Rainfall
In May, the rain falls for 18.4 days. Throughout May, 35mm (1.38") of precipitation is accumulated. In Isonyin, during the entire year, the rain falls for 216.6 days and collects up to 554mm (21.81") of precipitation.Daylight
In May, the average length of the day is 12h and 26min.On the first day of May, sunrise is at 06:30 and sunset at 18:52. On the last day of the month, sunrise is at 06:27 and sunset at 18:56 WAT.
Sunshine
The average sunshine in May in Isonyin is 8.2h.UV index
January through May, September through December, with an average maximum UV index of 7, are months with the highest UV index. A UV Index estimate of 6 to 7 represents a high threat to health from unprotected exposure to Sun's UV rays for the average person.Note: In May, a daily UV index of 7 turns into the following recommendations:
Inhibit overexposure. Warding off sun damage is of utmost importance. Try to minimize direct Sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Also note that objects like parasols or canopies might not provide complete sun protection. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Isonyin, Nigeria
- Average high temperature in May: 32.5°C
The warmest month (with the highest average high temperature) is January (35°C).
The month with the lowest average high temperature is August (28°C).
- Average low temperature in May: 25.1°C
The month with the highest average low temperature is March (25.9°C).
The coldest month (with the lowest average low temperature) is August (22.8°C).
Average pressure in May
Isonyin, Nigeria
- Average pressure in May: 1010.9mbar
The month with the highest atmospheric pressure is July (1013.4mbar).
The months with the lowest atmospheric pressure are February and March (1009.4mbar).
Average wind speed in May
Isonyin, Nigeria
- Average wind speed in May: 7.9km/h
The windiest month (with the highest average wind speed) is March (9km/h).
The calmest months (with the lowest average wind speed) are November and December (6.1km/h).
Average humidity in May
Isonyin, Nigeria
- Average humidity in May: 78%
The months with the highest relative humidity are July, August and September (86%).
The month with the lowest relative humidity is January (64%).
Average rainfall in May
Isonyin, Nigeria
- Average rainfall in May: 35mm
The wettest month (with the highest rainfall) is July (99mm).
The driest months (with the least rainfall) are January and December (11mm).
Average rainfall days in May
Isonyin, Nigeria
- Average rainfall days in May: 18.4 days
The month with the highest number of rainy days is July (25.3 days).
The month with the least rainy days is January (7.4 days).
Average daylight in May /
Average sunshine in May
Isonyin, Nigeria
- Average daylight in May: 12h and 24min
The month with the longest days is June (Average daylight: 12h and 30min).
The month with the shortest days is December (Average daylight: 11h and 42min).
- Average sunshine in May: 8h and 12min
The month with the most sunshine is December (Average sunshine: 9h and 42min).
The month with the least sunshine is August (Average sunshine: 4h and 54min).
Average sunshine days in May
Isonyin, Nigeria
- Average sunshine days in May: 9.2 days
The month with the most sunshine days is January (19.9 days).
The month with the least sunshine days is July (3.1 days).
Average UV index in May
Isonyin, Nigeria
- Average UV index in May: 7
The months with the highest UV index are January, February, March, April, May, September, October, November and December (UV index 7).
The months with the lowest UV index are June, July and August (UV index 6).
Average cloud cover in May
Isonyin, Nigeria
- Average cloud cover in May: 40
The month with the most cloud cover is August (Cloud cover 66).
The month with the least cloud cover is December (Cloud cover 15).
Average visibility in May
Isonyin, Nigeria
- Average visibility in May: 9km
The months with the highest visibility are March and April (10km).
The months with the lowest visibility are August and September (8km).





