May weather forecastMayaia, Sierra Leone
May
Weather in May
The last month of the spring, May, is also a hot month in Mayaia, Sierra Leone, with temperature in the range of an average low of 26.2°C (79.2°F) and an average high of 30.7°C (87.3°F).Temperature
Mayaia observes an average high-temperature of a still tropical 30.7°C (87.3°F) in May, barely different from 30.8°C (87.4°F) in April. Mayaia encounters an average temperature dip to a warm 26.2°C (79.2°F) throughout May, subtly lower than its daytime maximum.Heat index
May's average heat index is calculated to be a very hot 39°C (102.2°F). Greater safety measures are needed, risk of heat exhaustion and heat cramps is high. Continuous activity might trigger heatstroke.Note that heat index values are valued for light wind and location in the shade. Exposing to direct sunshine may enhance heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', comes about by integrating the temperature readings with the humidity levels. The individual's impression of temperature can be affected by numerous factors such as metabolic variations, physical exertion, and attire. Direct exposure to sun rays can potentially augment the heat sensation, elevating the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular importance for children. Juveniles are regularly less conscious of the need to recuperate and rehydrate. Thirst is a tardy symptom of dehydration - hydration, especially during lengthy physical activities, should be maintained.
The innate cooling system of the human body revolves around perspiration, with the evaporation of sweat being central to this process. In circumstances of high air temperature and humidity (high heat index), the body's perspiration is restricted, heightening the feeling of warmth. As the body accumulates more heat than it can release, body temperature goes up, increasing the risk of heat-related health issues.
Humidity
In Mayaia, the average relative humidity in May is 78%.Rainfall
In Mayaia, during May, the rain falls for 19.6 days and regularly aggregates up to 66mm (2.6") of precipitation. Throughout the year, in Mayaia, Sierra Leone, there are 205.9 rainfall days, and 1507mm (59.33") of precipitation is accumulated.Daylight
The average length of the day in May is 12h and 31min.On the first day of May, sunrise is at 06:36 and sunset at 19:03. On the last day of the month, sunrise is at 06:32 and sunset at 19:08 GMT.
Sunshine
In May, the average sunshine in Mayaia is 8.3h.UV index
January through June, September through December, with an average maximum UV index of 7, are months with the highest UV index. A UV Index of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV radiation for the ordinary person.Note: The UV index of 7 in May translates into these instructions:
Inhibit overexposure. Warding off sun damage is of utmost importance. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Mayaia, Sierra Leone
- Average high temperature in May: 30.7°C
The warmest month (with the highest average high temperature) is January (31.4°C).
The month with the lowest average high temperature is August (27.3°C).
- Average low temperature in May: 26.2°C
The month with the highest average low temperature is May (26.2°C).
The coldest month (with the lowest average low temperature) is August (23.9°C).
Average pressure in May
Mayaia, Sierra Leone
- Average pressure in May: 1011.6mbar
The month with the highest atmospheric pressure is July (1013.8mbar).
The months with the lowest atmospheric pressure are February and March (1010.4mbar).
Average wind speed in May
Mayaia, Sierra Leone
- Average wind speed in May: 10.4km/h
The windiest month (with the highest average wind speed) is August (12km/h).
The calmest month (with the lowest average wind speed) is November (6.8km/h).
Average humidity in May
Mayaia, Sierra Leone
- Average humidity in May: 78%
The month with the highest relative humidity is August (86%).
The month with the lowest relative humidity is January (68%).
Average rainfall in May
Mayaia, Sierra Leone
- Average rainfall in May: 66mm
The wettest month (with the highest rainfall) is August (391mm).
The driest month (with the least rainfall) is February (1mm).
Average rainfall days in May
Mayaia, Sierra Leone
- Average rainfall days in May: 19.6 days
The month with the highest number of rainy days is July (30.3 days).
The month with the least rainy days is February (0.8 days).
Average daylight in May /
Average sunshine in May
Mayaia, Sierra Leone
- Average daylight in May: 12h and 30min
The month with the longest days is June (Average daylight: 12h and 36min).
The month with the shortest days is December (Average daylight: 11h and 36min).
- Average sunshine in May: 8h and 18min
The month with the most sunshine is February (Average sunshine: 9h and 54min).
The month with the least sunshine is August (Average sunshine: 4h and 48min).
Average sunshine days in May
Mayaia, Sierra Leone
- Average sunshine days in May: 8.8 days
The month with the most sunshine days is January (29 days).
The month with the least sunshine days is August (0.5 days).
Average UV index in May
Mayaia, Sierra Leone
- Average UV index in May: 7
The months with the highest UV index are January, February, March, April, May, June, September, October, November and December (UV index 7).
The months with the lowest UV index are July and August (UV index 6).
Average cloud cover in May
Mayaia, Sierra Leone
- Average cloud cover in May: 39
The month with the most cloud cover is August (Cloud cover 67).
The month with the least cloud cover is February (Cloud cover 11).
Average visibility in May
Mayaia, Sierra Leone
- 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).





