January weather forecast
Jementah, Malaysia

January is a hot winter month in Jementah, Malaysia, with an average temperature varying between 30.3°C (86.5°F) and 22.2°C (72°F).

Temperature

The shift from December to January is characterized by an average high-temperature of a hot 30.3°C (86.5°F), not significantly different from the 29.8°C (85.6°F) of December. Throughout January, Jementah records an average temperature of 22.2°C (72°F) at night.

Heat index

The heat index for January is evaluated at a scorching 40°C (104°F). Special measures are necessary to avoid heat cramps and heat exhaustion. Persistent activity could result in heatstroke.
Heat index readings emphasize conditions of light breezes and shaded spots. Direct exposure to sunshine could lead to a heat index increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', shows a temperature sensation when both heat and moisture conditions are combined. Elements such as metabolic variations, pregnancy, and physical exertion can influence one's weather perception. 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 extremely significant for babies and toddlers. Young individuals are generally in more danger than adults due to their lower capacity to sweat. Moreover, their large skin surface in relation to their small bodies and the increased heat generation from their activities makes them more vulnerable.
Normally, the human body cools itself through perspiration, which removes excessive heat by evaporating sweat. In high relative humidity, the body's ability to evaporate heat is diminished, resulting in a heightened feeling of warmth. Heat-related disorders may develop if heat gain in the body overshadows its cooling capacity, leading to elevated temperatures.

Humidity

In Jementah, the average relative humidity in January is 84%.

Rainfall

In Jementah, in January, it is raining for 23.2 days, with typically 89mm (3.5") of accumulated precipitation. In Jementah, during the entire year, the rain falls for 298.4 days and collects up to 1435mm (56.5") of precipitation.

Daylight

The average length of the day in January is 12h and 0min.
On the first day of the month, sunrise is at 7:12 am and sunset at 7:12 pm. On the last day of January, sunrise is at 7:22 am and sunset at 7:23 pm +08.

Sunshine

The average sunshine in January is 6.4h.

UV index

The months with the lowest UV index are January, November and December, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high threat to health from exposure to the Sun's UV radiation for the ordinary person.
Note: A maximum UV index of 6 in January translates into the following recommendations:
Endorse precautions and be consistent with sun safety guidelines. Preventing sunburn is paramount. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.