April weather forecast
Lemba, São Tomé and Príncipe

While April maintains higher temperatures similar to March, it distinguishes itself by welcoming a higher level of average rainfall, totalling 126mm (4.96") over 22 days. Along with this, a slight increase in humidity to 77% marks the experience. Although the shower frequency is high, it is countered by long daylight hours and ample sunshine. Without a drastic shift in the general weather pattern from March, April in Lemba continues to maintain the tropical allure of the region with warm temperatures and abundant rainfall.

Temperature

April's presence in Lemba marks an average high-temperature of a still warm 28.6°C (83.5°F), subtly varied from March's 28.8°C (83.8°F). Lemba in April observes a slight diminution in temperature from daily highs, recording a low-temperature average of 27.2°C (81°F).

Heat index

In April, the average heat index is calculated to be a hot 33°C (91.4°F). Incorporate additional safety actions, heat cramps and heat exhaustion are possible. Long-term activity may induce heatstroke.
It is essential to grasp that the heat index's numbers are for shade and light wind settings. The direct sunshine could escalate the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', is an amalgamation of air temperature and humidity to express the equivalent perceived temperature. The effect of weather is individual, with a variety of people experiencing it differently due to distinctions in body mass, height, and level of activity. Direct sun rays have a notable impact on perceived temperature, which can raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for babies and toddlers. Kids generally face higher risks than adults as they sweat less. Along with their large skin surface compared to their small bodies and higher heat production due to their activities, their vulnerability is increased.

Humidity

In Lemba, the average relative humidity in April is 77%.

Rainfall

In Lemba, São Tomé and Príncipe, in April, it is raining for 22 days, with typically 126mm (4.96") of accumulated precipitation. In Lemba, during the entire year, the rain falls for 241.7 days and collects up to 1287mm (50.67") of precipitation.

Daylight

In April, the average length of the day in Lemba is 12h and 7min.
On the first day of April, sunrise is at 05:34 and sunset at 17:41. On the last day of the month, sunrise is at 05:27 and sunset at 17:34 GMT.

Sunshine

In April, the average sunshine is 8.1h.

UV index

The months with the highest UV index in Lemba are January through May, October through December, with an average maximum UV index of 7. A UV Index of 6 to 7 symbolizes a high health risk from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The maximum daily UV index of 7 in April converts into the following recommendations:
Embrace precautions and observe sun safety norms. Evasion of sunburn is a necessity. 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. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear.