April weather forecast
Lumley, Sierra Leone

April, the same as March, in Lumley, Sierra Leone, is a hot spring month, with an average temperature fluctuating between 25.3°C (77.5°F) and 30.8°C (87.4°F).

Temperature

April ushers in an average high-temperature of a still tropical 30.8°C (87.4°F), aligning closely with the preceding month. In April, Lumley experiences an average nighttime temperature of 25.3°C (77.5°F).

Heat index

In April, the heat index is appraised at a sweltering 38°C (100.4°F). Implement additional cautionary measures, heat cramps and heat exhaustion could occur. Prolonged activity might induce heatstroke.
It is essential to grasp that the heat index's numbers are for shade and light wind settings. Exposure to the sun directly might heighten the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'real feel', is a value derived by merging air temperature with the humidity to convey how the climate feels. The influence of weather can be personal, changing with an individual's body mass, height, and level of physical exertion. Direct sunlight can potentially raise the heat index by 15 Fahrenheit (8 Celsius) degrees, so it's crucial to consider. Heat index values are especially crucial for babies and toddlers. In general, children are more at risk than adults because they sweat less. Furthermore, the large skin surface compared to their small bodies and the high heat production due to their actions contribute to this vulnerability.
The natural method the human body uses to remove excess heat is by perspiring and letting sweat evaporate. With higher relative humidity, the rate of evaporation is reduced, resulting in increased heat retention in the body compared to drier air. Potential thermal conditions emerge as the body's heat gain outpaces its cooling mechanisms.

Humidity

In April, the average relative humidity in Lumley, Sierra Leone, is 74%.

Rainfall

In Lumley, in April, during 9.7 rainfall days, 18mm (0.71") of precipitation is typically accumulated. Throughout the year, there are 205.9 rainfall days, and 1507mm (59.33") of precipitation is accumulated.

Daylight

In Lumley, the average length of the day in April is 12h and 19min.
On the first day of the month, sunrise is at 06:50 and sunset at 19:03. On the last day of April, sunrise is at 06:37 and sunset at 19:02 GMT.

Sunshine

In April, the average sunshine in Lumley is 9.5h.

UV index

The months with the highest UV index in Lumley, Sierra Leone, are January through June, September through December, with an average maximum UV index of 7. A UV Index estimate of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV radiation for the ordinary person.
Note: The daily maximum UV index of 7 in April interprets into the following advice:
Stay clear of intense sun exposure. Solar protection is of utmost significance. 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. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades.