April weather forecast
Seletar, Singapore

April showers mark the peak of tropical rains, but this does not deter the overall warm sunny spells. The unique balance between sun and rain is maintained, with the highest rainfall of the year at 86mm (3.39"). Despite the rains, daylight hours remain consistent, allowing enough time for leisure activities. The gusty winds of the previous months see a decline in April. However, the visibility remains steady this month, enabling travelers to enjoy open views of Singapore’s skyline.

Temperature

April's onset brings an average high-temperature of a still tropical 31.8°C (89.2°F), showing a minute difference from March's 31.3°C (88.3°F). April brings Seletar a consistent average low-temperature of 25.8°C (78.4°F).

Heat index

During April, the heat index is appraised at an extremely hot 43°C (109.4°F). Careful: Heat exhaustion and heat cramps are anticipated. With ongoing exertion, heatstroke becomes a possibility.
It is emphasized that the heat index's values are meant for shaded zones with mild winds. With exposure to direct sunshine, the heat index could climb by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'feels like', unifies temperature and humidity readings to offer a comprehensive feel of warmth. Elements such as metabolic variations, pregnancy, and physical exertion can influence one's weather perception. Keep it in mind, direct sunlight can augment the heat you experience, possibly pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values are essentially critical for children. Young individuals usually face greater risks than adults as their sweat production is less. Also, their larger skin surface relative to their small bodies and the high heat generation due to their activity contributes to their vulnerability.
In response to overheating, the human body perspires to cool down, mainly through the evaporation of sweat. Higher relative humidity impedes evaporation, thus reducing heat dispersion from the body, culminating in a sensation of overheating. Overheating dangers loom when the body's heat release mechanisms are overshadowed by excessive gain.

Humidity

In Seletar, the average relative humidity in April is 78%.

Rainfall

In April, in Seletar, the rain falls for 24 days. Throughout April, 86mm (3.39") of precipitation is accumulated. In Seletar, during the entire year, the rain falls for 250.9 days and collects up to 733mm (28.86") of precipitation.

Daylight

In April, the average length of the day is 12h and 9min.
On the first day of the month, sunrise is at 07:04 and sunset at 19:12. On the last day of April, in Seletar, sunrise is at 06:56 and sunset at 19:06 +08.

Sunshine

The average sunshine in April is 8.5h.

UV index

The months with the highest UV index are January through November, with an average maximum UV index of 7. A UV Index value of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for ordinary individuals.
Note: The maximum daily UV index of 7 in April converts into the following recommendations:
Evade overexposure. Individuals with fair skin risk burning in under 20 minutes. Attempt to stay under shade and limit exposure to the Sun between 10 a.m. and 4 p.m., when UV radiation is at its peak. Remember, devices such as parasols or canopies might not provide complete sun protection. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense.