April weather forecast
Yana, Sierra Leone

As April steps in, Yana continues to heat up with the increasing temperature trend persisting from March. The climate exhibits a significant inclination towards wetter conditions, delineated by an increase in rainfall and relative humidity. The average daily sunshine hours decrease, indicating a sky often blanketed by clouds. Distinguished by an elevated level of rainfall, April experiences a substantial jump from 7mm (0.28") in March to 29mm (1.14"). However, the weather conditions during April in Yana still offer manageable periods for engaging in outdoor activities and exploring the local attractions.

Temperature

Yana experiences an average high-temperature of a still very hot 39°C (102.2°F) in April, subtly different from March's 39.2°C (102.6°F). Yana experiences a consistent, yet significant, drop from daily highs to a low-temperature of 22.1°C (71.8°F) throughout April.

Heat index

April's mean heat index is appraised at a life-threatening hot 54°C (129.2°F). Stay watchful: Heat exhaustion along with heat cramps are likely. Ongoing effort may cause heatstroke.
Heat index details are generally centered around shaded locations and a mild breeze. Being under direct sunlight might amplify the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'apparent temperature', is an indicator that blends the effects of temperature and humidity to depict perceived warmth. Factors such as metabolic variations, being pregnant, and physical activity can impact an individual's weather perception. Always consider that direct sunlight exposure might heighten the heat's effects, pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values are essentially critical for children. Children often overlook the need for breaks and fluid intake. Thirst is a late-stage sign of dehydration - hence, it is necessary to stay hydrated, especially during extended periods of physical activities.
Perspiration is the body's default response to elevated temperatures, as it promotes the evaporation of sweat to achieve cooling. Under high air temperature and high humidity (high heat index) conditions, the body's ability to perspire is compromised, increasing the sensation of heat. If heat absorption isn't effectively countered by the body's cooling methods, body temperature surges, hinting at potential problems.

Humidity

In April, the average relative humidity is 54%.

Rainfall

In Yana, during April, the rain falls for 11 days and regularly aggregates up to 29mm (1.14") of precipitation. In Yana, during the entire year, the rain falls for 209.7 days and collects up to 1688mm (66.46") of precipitation.

Daylight

The average length of the day in April in Yana is 12h and 21min.
On the first day of April, sunrise is at 06:46 and sunset at 18:59. On the last day of the month, sunrise is at 06:32 and sunset at 19:00 GMT.

Sunshine

The average sunshine in April is 9.6h.

UV index

The months with the highest UV index are January through April and November, with an average maximum UV index of 7. A UV Index reading of 6 to 7 represents a high threat to health from exposure to the Sun's UV rays for the average person.
Note: The daily high UV index of 7 in April translates into this advice:
Avoid overexposure. Fair-skinned individuals can burn in under 20 minutes. Make an effort to avoid direct sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation, and note that objects like parasols or canopies might not offer full sun protection. Always opt for UVA and UVB-resistant sunglasses on radiant days.