January weather forecast
Serdang Lama, Malaysia

January, like December, is another tropical winter month in Serdang Lama, Malaysia, with an average temperature varying between 30.8°C (87.4°F) and 22.8°C (73°F).

Temperature

The arrival of January denotes a barely perceptible change in the average high-temperatures to a still hot 30.8°C (87.4°F) from December's 30.5°C (86.9°F). The average temperature during January nights in Serdang Lama is registered at a pleasant 22.8°C (73°F).

Heat index

In January, the heat index is estimated at a scorching 41°C (105.8°F). Exercise heightened safety, heat cramps and heat exhaustion are probable. Persistent activity may provoke heatstroke.
Heat index determinations are made taking into account the shade and light air movements. Heat index values may be hiked up by 15 Fahrenheit (8 Celsius) degrees under direct sunshine.
Note: The heat index, also known as 'felt air temperature' or 'real feel', measures the perceived warmth when incorporating the humidity present in the air. The influence of weather is personal, differing among individuals based on variations in body mass, stature, and the degree of physical exertion. It is noteworthy to mention that direct sunlight exposure can augment the felt temperature, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold great significance to children. Kids are generally in more danger than adults because they perspire less. Their large skin surface area compared to their small bodies and the excessive heat due to their actions raises their risk.
Perspiration is the body's default response to elevated temperatures, as it promotes the evaporation of sweat to achieve cooling. When there is an excess of moisture in the atmosphere, the efficiency of the evaporation process is lessened, leading to less efficient body cooling and a sensation of overheating. As body temperatures escalate without effective heat release, one might face dehydration threats.

Humidity

The average relative humidity in January is 81%.

Rainfall

In Serdang Lama, in January, during 22.9 rainfall days, 53mm (2.09") of precipitation is typically accumulated. In Serdang Lama, Malaysia, during the entire year, the rain falls for 300.2 days and collects up to 868mm (34.17") of precipitation.

Daylight

In Serdang Lama, Malaysia, the average length of the day in January is 11h and 58min.
On the first day of January, sunrise is at 7:17 am and sunset at 7:14 pm. On the last day of the month, sunrise is at 7:26 am and sunset at 7:26 pm +08.

Sunshine

The average sunshine in January is 7.7h.

UV index

The months with the lowest UV index in Serdang Lama are January and November, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV radiation for average individuals.
Note: In January, an average UV index of 6 transforms into the following instructions:
Elude overexposure. Fair-skinned people could get burnt in less than 20 minutes. Limit your direct sun exposure, especially between 10 a.m. and 4 p.m., when UV radiation is strongest. Shade structures might not provide complete sun protection. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades.