April weather forecast
Mandai, Indonesia

April in Mandai, Indonesia, is a tropical autumn month, with an average temperature fluctuating between 24.6°C (76.3°F) and 30.3°C (86.5°F).

Temperature

Entering April, the average high-temperature is recorded at a tropical 30.3°C (86.5°F), exhibiting a minimal shift from March's 29.5°C (85.1°F). During April, Mandai experiences a consistent low-temperature average of 24.6°C (76.3°F).

Heat index

April's average heat index is computed to be a fiery hot 38°C (100.4°F). Implement additional preventive actions, heat cramps and heat exhaustion are potential hazards. Heatstroke could follow prolonged activity.
It is emphasized that the heat index's values are meant for shaded zones with mild winds. Direct exposure to sunshine could lead to a heat index increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'apparent temperature', is what the temperature feels like to the human body when the air temperature is combined with the relative humidity. The experience of temperature can be subjective, varying based on the individual's activity and heat perception, influenced by factors like wind, attire, and metabolic variations. Consider the fact that direct sun exposure can influence how hot one feels, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to children. Children often overlook the necessity for resting and fluid replenishment. Thirst is a late sign of dehydration - thus, it is critical to stay hydrated, especially during extended periods of physical activities.
The human body normally cools itself by perspiration. Excessive warmth is eliminated from the body by evaporation of sweat. Higher relative humidity impedes evaporation, thus reducing heat dispersion from the body, culminating in a sensation of overheating. When the body's heat gain surpasses its removal capacity, body temperature starts to climb, leading to potential heat-related ailments.

Humidity

The months with the highest humidity in Mandai are April and May, with an average relative humidity of 79%.

Rainfall

In Mandai, in April, it is raining for 23 days, with typically 117mm (4.61") of accumulated precipitation. Throughout the year, there are 194.6 rainfall days, and 840mm (33.07") of precipitation is accumulated.

Daylight

The average length of the day in April is 12h and 0min.
On the first day of the month, sunrise is at 06:03 and sunset at 18:07. On the last day of April, sunrise is at 06:00 and sunset at 17:57 WITA.

Sunshine

The average sunshine in April is 7.8h.

UV index

February through December, with an average maximum UV index of 7, are months with the highest UV index. A UV Index of 6 to 7 symbolizes a high health hazard from unprotected exposure to Sun's UV rays for the average person.
Note: A daily maximum UV index of 7 in April translates into the following instructions:
Stick with precautions and abide by sun safety procedures. Evading sunburn is essential. Be aware that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. and try to reduce direct sun exposure during this period as much as possible. Employ a wide-brim hat for potent defense against up to 50% of UV rays.