December weather forecastCheras, Malaysia

December

Weather in December

The first month of the winter, December, is still a tropical month in Cheras, Malaysia, with an average temperature ranging between min 23.1°C (73.6°F) and max 30.3°C (86.5°F).

Temperature

Cheras, Malaysia, records the coldest temperatures in December, averaging a high of 30.3°C (86.5°F) and a low of 23.1°C (73.6°F).

Heat index

The heat index in December is appraised at an extremely hot 40°C (104°F). Exercise heightened safety, heat cramps and heat exhaustion are probable. Persistent activity may provoke heatstroke.
Always consider that heat index estimations are for light winds and places in the shade. Direct sunlight might lead to a heat index increase by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', comes about by integrating the temperature readings with the humidity levels. Elements such as metabolic variations, pregnancy, and physical exertion can shape one's weather perception. By being directly under the sun, it's possible for the felt temperature to increase by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for babies and toddlers. Kids often lack the knowledge about the necessity to take breaks and consume liquids. Thirst, as a late symptom of dehydration, necessitates the maintenance of hydration, particularly during enduring physical activities.
Through perspiration, the body has a natural mechanism to eliminate excessive heat via sweat evaporation. In the presence of high relative humidity, the evaporation rate diminishes, resulting in the body retaining more warmth compared to dry conditions. When body temperature rises due to an imbalance in heat gain, there's a potential for dehydration and overheating.

Humidity

With an average relative humidity of 83%, December is the most humid month in Cheras.

Rainfall

In Cheras, in December, during 29.3 rainfall days, 198mm (7.8") of precipitation is typically accumulated. In Cheras, during the entire year, the rain falls for 315.1 days and collects up to 1775mm (69.88") of precipitation.

Daylight

December has the shortest days of the year in Cheras, with an average of 11h and 54min of daylight.
On the first day of the month, sunrise is at 7:03 am and sunset at 7:00 pm. On the last day of December, sunrise is at 7:17 am and sunset at 7:14 pm +08.

Sunshine

The month with the least sunshine is December, with an average of 7h of sunshine.

UV index

The months with the highest UV index are February through October and December, with an average maximum UV index of 7. A UV Index of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV rays for ordinary individuals.
Note: The maximum UV index, 7 during December, leads to the following recommendations:
Shun overexposure. Protection from sun ravages is indispensable. Limit direct sun exposure and seek shade between 10 a.m. and 4 p.m., the time of the most intense UV radiation, noting that shade structures may not provide total sun protection. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses.

Updated: Feb 9, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

The coldest temperatures occur during December, when averages reach a peak of 30.3°C (86.5°F) and a low of 23.1°C (73.6°F).

The high-temperature, in December, in Cheras, records 30.3°C (86.5°F), while the low-temperature is 23.1°C (73.6°F). The average heat index (a.k.a. 'apparent temperature', 'real feel'), which represents the influence of relative humidity on air temperature, in December is appraised at 40°C (104°F).

With an average relative humidity of 83%, December is the most humid month in Cheras, Malaysia.

The average relative humidity in December in Cheras is 83%.

In Cheras, in December, during 29.3 rainfall days, 198mm (7.8") of precipitation is typically accumulated.

With an average of 11h and 54min of daylight, December has the shortest days of the year in Cheras.

The average day length in December is 11h and 57min.

In December, on the first day of the month, sunrise is at 7:03 am and sunset at 7:00 pm. On the last day of the month, sunrise is at 7:17 am and sunset at 7:14 pm +08.

With an average of 7h of sunshine, December has the least sunshine of the year in Cheras.

In Cheras, the average sunshine duration in December is 7h.

February through October and December, with an average maximum UV index of 7, are months with the highest UV index in Cheras.

The average daily maximum UV index in December in Cheras is 7. A UV Index of 6 to 7 symbolizes a high health risk from exposure to Sun's UV rays.

Today

Tomorrow

Long-term

Year J F M A M J J A S O N December

Nov

December

Jan

Average high temperature

30.5°C

30.3°C

30.5°C

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

4.8km/h

5.1km/h

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average daylight

Average sunshine

Average sunshine days

0.8

1.3

2.1

Average UV index

Average cloud cover

Average visibility

Average temperature in December
Cheras, Malaysia

Average high temperature in December: 30.3°C

The warmest month (with the highest average high temperature) is April (32.1°C).
The month with the lowest average high temperature is December (30.3°C).

Average low temperature in December: 23.1°C

The month with the highest average low temperature is May (23.9°C).
The coldest months (with the lowest average low temperature) are January and February (22.5°C).

Average pressure in December
Cheras, Malaysia

Average pressure in December: 1009.6mbar

The month with the highest atmospheric pressure is January (1010.5mbar).
The month with the lowest atmospheric pressure is May (1008.7mbar).

Average wind speed in December
Cheras, Malaysia

Average wind speed in December: 4.2km/h

The windiest months (with the highest average wind speed) are July and August (5km/h).
The calmest month (with the lowest average wind speed) is November (4km/h).

Average humidity in December
Cheras, Malaysia

Average humidity in December: 83%

The month with the highest relative humidity is December (83%).
The month with the lowest relative humidity is August (74%).

Average rainfall in December
Cheras, Malaysia

Average rainfall in December: 198mm

The wettest month (with the highest rainfall) is November (236mm).
The driest month (with the least rainfall) is July (90mm).

Average rainfall days in December
Cheras, Malaysia

Average rainfall days in December: 29.3 days

The month with the highest number of rainy days is December (29.3 days).
The month with the least rainy days is June (22.3 days).

Average daylight in December /
Average sunshine in December
Cheras, Malaysia

Average daylight in December: 11h and 54min

The month with the longest days is June (Average daylight: 12h and 18min).
The month with the shortest days is December (Average daylight: 11h and 54min).

Average sunshine in December: 7h and 0min

The months with the most sunshine are June and July (Average sunshine: 8h and 42min).
The month with the least sunshine is December (Average sunshine: 7h and 0min).

Average sunshine days in December
Cheras, Malaysia

Average sunshine days in December: 1.3 days

The month with the most sunshine days is July (7.1 days).
The month with the least sunshine days is November (0.8 days).

Average UV index in December
Cheras, Malaysia

Average UV index in December: 7

The months with the highest UV index are February, March, April, May, June, July, August, September, October and December (UV index 7).
The months with the lowest UV index are January and November (UV index 6).