May weather forecast
Lumut, Malaysia

The last month of the spring, May, is also a hot month in Lumut, Malaysia, with an average temperature fluctuating between 26.5°C (79.7°F) and 31.1°C (88°F).

Temperature

The advent of May signifies a minor shift to an average high-temperature of a still tropical 31.1°C (88°F), aligning closely with April. Lumut maintains a consistent average nighttime low-temperature of 26.5°C (79.7°F) throughout May.

Heat index

In May, the heat index is estimated at a blisteringly hot 40°C (104°F). Incorporate additional preventive steps, heat exhaustion and heat cramps are possible. Long-lasting activity may cause heatstroke.
Heat index evaluations are typically in the context of light winds and shaded environments. Direct sunlight might lead to a heat index increase by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'felt air temperature', combines both the air temperature and the humidity level to give a perceived human temperature. A person's impression of weather can be shaped by several aspects, among them metabolic variations, pregnancy, and levels of physical activity. Keep aware, the sun, when shining directly, can intensify the heat experience, pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values are primarily vital for children. Kids frequently ignore the importance of taking a break and rehydrating. Thirst is a late symptom of dehydration - thus, it is crucial to stay hydrated, especially during long-lasting physical activities.
The body's innate mechanism to counteract overheating is through perspiration, as it leverages the cooling effects of sweat evaporation. With a high level of moisture in the air, the evaporation process becomes less efficient, preventing the body from cooling down efficiently and resulting in a sensation of overheating. The body faces dehydration threats when its cooling efforts are outpaced by excessive heat gain.

Humidity

The average relative humidity in May is 76%.

Rainfall

In Lumut, in May, it is raining for 25.2 days, with typically 84mm (3.31") of accumulated precipitation. Throughout the year, there are 299.1 rainfall days, and 976mm (38.43") of precipitation is accumulated.

Sea temperature

In Lumut, in May, the average water temperature is 30.1°C (86.2°F).
Note: Water that's warmer than 30°C (86°F) might not offer the desired refreshing feeling during high temperatures.

Daylight

In May, the average length of the day in Lumut, Malaysia, is 12h and 19min.
On the first day of May in Lumut, sunrise is at 7:06 am and sunset at 7:22 pm. On the last day of the month, sunrise is at 7:04 am and sunset at 7:25 pm +08.

Sunshine

The average sunshine in May is 9.1h.

UV index

The months with the highest UV index are January through December, with an average maximum UV index of 7. January through December, with an average maximum UV index of 7, are months with the lowest UV index. A UV Index value of 6 to 7 symbolizes a high threat to health from unprotected exposure to Sun's UV rays for average individuals.
Note: The maximum daily UV index of 7 in May converts into the following recommendations:
Avert overexposure. Light-skinned people might experience burning in less than 20 minutes. Stay out of direct sunlight between 10 a.m. and 4 p.m., when UV radiation is most intense, and remember that not all shade structures provide complete protection. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes. Caution! The reflection of sand and water significantly increases the intensity of the Sun's UV radiation.