Contents
- Weather in April
- Frequently asked questions
- Average temperature in April
- Average pressure in April
- Average wind speed in April
- Average humidity in April
- Average rainfall in April
- Average rainfall days in April
- Average daylight in April
- Average sunshine in April
- Average sunshine days in April
- Average UV index in April
- Average cloud cover in April
- Average visibility in April
Weather in April
Temperature
With an average high-temperature of 32.1°C (89.8°F) and an average low-temperature of 25.8°C (78.4°F), April is the warmest month.Heat index
April's average heat index is estimated at a scorching 42°C (107.6°F). Undertake additional precautions, heat cramps and heat exhaustion could happen. Heatstroke could occur from sustained activity.Take note of the fact that heat index values are based on shaded circumstances with light airflows. Direct sunlight exposure may cause a 15 Fahrenheit (8 Celsius) degrees rise in the heat index.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', stands as a testimony to how temperature and humidity combine to impact our sense of warmth. The perception of temperature can be subjective, varying based on activity and individual heat sensitivity, influenced by factors like wind, attire, and metabolic variations. Exposure to direct sun rays can influence the heat you feel, pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold great significance to children. Young ones often disregard the necessity to rest and hydrate. Thirst usually indicates advanced dehydration - hence, it is key to stay hydrated, particularly during ongoing physical activities.
Perspiring is how the human body naturally cools down, as sweat's evaporation takes away excess heat. When the air contains significant moisture, the efficiency of the evaporation process decreases, preventing the body from cooling down effectively and creating a feeling of overheating. Overheating dangers loom when the body's heat release mechanisms are overshadowed by excessive gain.
Humidity
In Mattru, the average relative humidity in April is 74%.Rainfall
In Mattru, in April, during 14.8 rainfall days, 37mm (1.46") of precipitation is typically accumulated. Throughout the year, there are 238.8 rainfall days, and 1773mm (69.8") of precipitation is accumulated.Daylight
The average length of the day in April in Mattru is 12h and 17min.On the first day of the month, sunrise is at 06:46 and sunset at 18:58. On the last day of April, in Mattru, Sierra Leone, sunrise is at 06:34 and sunset at 18:57 GMT.
Sunshine
In April, the average sunshine 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 reading of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV rays for the ordinary person.Note: In April, the maximum UV index of 7 suggests this advice:
Use protective steps and abide by sun safety guidelines. Safeguarding against skin and eye harm is necessary. Minimize exposure to direct sunlight and seek shade from 10 a.m. to 4 p.m., when UV radiation is most intense, but remember that shade structures may not offer complete protection. During bright days, sunglasses that offer UVA and UVB defense are recommended.
Frequently asked questions
What is the warmest month in Mattru?
How hot is it in Mattru in April?
What is the average humidity in April in Mattru?
How much does it rain in Mattru in April?
How many hours of daylight does Mattru have in April?
When is the sunrise / sunset in April in Mattru?
How many hours of sunshine does Mattru have in April?
What is the month with the highest UV index in Mattru?
What is the UV index reading in April in Mattru?
Average temperature in April
Mattru, Sierra Leone
- Average high temperature in April: 32.1°C
The warmest month (with the highest average high temperature) is April (32.1°C).
The month with the lowest average high temperature is August (27.3°C).
- Average low temperature in April: 25.8°C
The month with the highest average low temperature is May (26.1°C).
The coldest month (with the lowest average low temperature) is January (23.8°C).
Average pressure in April
Mattru, Sierra Leone
- Average pressure in April: 1010.5mbar
The month with the highest atmospheric pressure is July (1013.9mbar).
The months with the lowest atmospheric pressure are February and March (1010.4mbar).
Average wind speed in April
Mattru, Sierra Leone
- Average wind speed in April: 11.2km/h
The windiest month (with the highest average wind speed) is August (13.1km/h).
The calmest month (with the lowest average wind speed) is November (6.6km/h).
Average humidity in April
Mattru, Sierra Leone
- Average humidity in April: 74%
The month with the highest relative humidity is September (86%).
The months with the lowest relative humidity are January and February (72%).
Average rainfall in April
Mattru, Sierra Leone
- Average rainfall in April: 37mm
The wettest month (with the highest rainfall) is August (389mm).
The driest month (with the least rainfall) is February (5mm).
Average rainfall days in April
Mattru, Sierra Leone
- Average rainfall days in April: 14.8 days
The month with the highest number of rainy days is July (29.4 days).
The month with the least rainy days is February (4.5 days).
Average daylight in April /
Average sunshine in April
Mattru, Sierra Leone
- Average daylight in April: 12h and 2min
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 April: 8h and 2min
The month with the most sunshine is January (Average sunshine: 9h and 30min).
The month with the least sunshine is August (Average sunshine: 3h and 48min).
Average sunshine days in April
Mattru, Sierra Leone
- Average sunshine days in April: 13.8 days
The month with the most sunshine days is January (24.1 days).
The month with the least sunshine days is June (1 days).
Average UV index in April
Mattru, Sierra Leone
- Average UV index in April: 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 April
Mattru, Sierra Leone
- Average cloud cover in April: 36
The month with the most cloud cover is August (Cloud cover 74).
The month with the least cloud cover is January (Cloud cover 18).
Average visibility in April
Mattru, Sierra Leone
- Average visibility in April: 10km
The months with the highest visibility are January, February, March, April, May, June, November and December (10km).
The months with the lowest visibility are July, August, September and October (9km).
Mattru, Sierra Leone
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