April weather forecast
Formiga, São Tomé and Príncipe

April in Formiga, São Tomé and Príncipe ushers in changes subtly distinct from March. Elevated rainfall of 126mm (4.96") and a marginally increased minimum average temperature reflect a wetter and warmer atmosphere. This, combined with adequate daylight hours, ensures a comfortable, tropical experience. Despite the wetness, the sun manages to beam down enough to maintain brightness for considerable hours. A slightly dropped UV index, although not very discernible, provides minor respite for those sensitive to sunrays.

Temperature

The commencement of April brings an average high-temperature of a still moderately hot 28.6°C (83.5°F), marking an inconsequential divergence from March. Formiga documents an average low-temperature of 27.2°C (81°F) for the nights of April.

Heat index

The heat index in April is appraised at 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 heat index has the possibility to be enhanced by 15 Fahrenheit (8 Celsius) degrees when there is direct sun exposure.
Note: The heat index, also known as 'real feel' or 'felt air temperature', melds the effects of warmth and moisture to generate a feeling of heat. A person's impression of weather can be shaped by several aspects, among them metabolic variations, pregnancy, and levels of physical activity. Should you be directly under the sun, anticipate a possible increase in the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical to babies and toddlers. Youths are typically more endangered than adults since they usually sweat less. Their larger skin surface concerning their smaller bodies and higher heat production due to activity further adds to their vulnerability.

Humidity

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

Rainfall

In Formiga, during April, the rain falls for 22 days and regularly aggregates up to 126mm (4.96") of precipitation. Throughout the year, in Formiga, there are 241.7 rainfall days, and 1287mm (50.67") of precipitation is accumulated.

Daylight

In Formiga, the average length of the day in April is 12h and 7min.
On the first day of the month, sunrise is at 05:34 and sunset at 17:41. On the last day of April, in Formiga, sunrise is at 05:27 and sunset at 17:35 GMT.

Sunshine

In April, the average sunshine in Formiga is 8.1h.

UV index

The months with the highest UV index in Formiga, São Tomé and Príncipe, are January through May, October through December, with an average maximum UV index of 7. A UV Index estimate of 6 to 7 represents a high health vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.
Note: A maximum daily UV index of 7 during April morphs into the following directions:
Dodge overexposure. Fair-skinned people can get singed in less than 20 minutes. Avoid exposure to the Sun and try to stay in the shade between 10 a.m. and 4 p.m., when UV radiation is most potent, but be aware that parasols or canopies may not offer full protection. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat.