December weather forecast
Sitiawan, Malaysia

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Weather in December

The first month of the winter, December, is also a moderately hot month in Sitiawan, Malaysia, with an average temperature ranging between max 29.5°C (85.1°F) and min 25.3°C (77.5°F).

Temperature

Sitiawan, Malaysia, experiences its lowest temperatures in December, with an average peak of 29.5°C (85.1°F) and a low of 25.3°C (77.5°F).

Heat index

In December, the average heat index is evaluated at a torrid 36°C (96.8°F). Undertake special precautions, the probability of heat exhaustion and heat cramps is high. Prolonged activity may provoke heatstroke.
Heat index determinations are made taking into account the shade and light air movements. Exposing to direct sunshine may enhance heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', marries air temperature and humidity to produce a value illustrating perceived warmth. Factors such as metabolic variation, pregnancy, and physical activity play a role in one's impression of weather. When directly under the sun, the weather's impact can intensify, possibly boosting the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for children. Children often fail to recognize the requirement to rest and rehydrate. Thirst, being a late symptom of dehydration, underlines the importance of maintaining hydration, especially during ongoing physical activities.
The natural method the human body uses to remove excess heat is by perspiring and letting sweat evaporate. When relative humidity is on the rise, it curtails evaporation, thereby reducing the heat elimination from the body and causing the feeling of being excessively hot. Potential thermal conditions emerge as the body's heat gain outpaces its cooling mechanisms.

Humidity

The months with the highest humidity in Sitiawan are November and December, with an average relative humidity of 79%.

Rainfall

In December, in Sitiawan, the rain falls for 28.2 days. Throughout December, 130mm (5.12") of precipitation is accumulated. Throughout the year, in Sitiawan, there are 299.1 rainfall days, and 976mm (38.43") of precipitation is accumulated.

Daylight

With an average of 11h and 54min of daylight, December has the shortest days of the year in Sitiawan.
On the first day of December in Sitiawan, Malaysia, sunrise is at 7:09 am and sunset at 7:03 pm. On the last day of the month, sunrise is at 7:23 am and sunset at 7:16 pm +08.

Sunshine

In December, the average sunshine is 8h.

UV index

January through December, with an average maximum UV index of 7, are months with the highest UV index in Sitiawan. The months with the lowest UV index are January through December, with an average maximum UV index of 7. A UV Index estimate of 6 to 7 represents a high health hazard from exposure to the Sun's UV radiation for the ordinary person.
Note: An average UV index of 7 in December transforms into this advice:
Fend off overexposure. Sun protection is vital. Remember that UV radiation from the Sun is strongest between 10 a.m. and 4 p.m. Make an effort to limit direct sun exposure during this time. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes.
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Frequently asked questions

What part of the year is the coldest in Sitiawan?

December is the coldest month of the year, registering average temperatures as high as 29.5°C (85.1°F) and as low as 25.3°C (77.5°F).

Is it hot in Sitiawan during December?

In December, in Sitiawan, the average high-temperature is 29.5°C (85.1°F), and the average low-temperature is 25.3°C (77.5°F). The average heat index (a.k.a. 'felt air temperature', 'real feel'), which combines air temperature and relative humidity, in December is evaluated at 36°C (96.8°F).

What are the most humid months in Sitiawan?

November and December, with an average relative humidity of 79%, are most humid months in Sitiawan, Malaysia.

What is the average humidity in December in Sitiawan?

In December, the average relative humidity in Sitiawan is 79%.

How many days does it rain in December in Sitiawan?

In Sitiawan, during December, the rain falls for 28.2 days and regularly aggregates up to 130mm (5.12") of precipitation.

What is the month with the shortest days in Sitiawan?

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

What is the average length of the day in December in Sitiawan?

In December, the average day length in Sitiawan is 11h and 53min.

When are sunrise and sunset in December in Sitiawan?

On the first day of December, sunrise is at 7:09 am and sunset at 7:03 pm. On the last day of the month, sunrise is at 7:23 am and sunset at 7:16 pm +08.

How many hours of sunshine does Sitiawan have in December?

In Sitiawan, the average sunshine duration in December is 8h.

When is the highest UV index in Sitiawan?

January through December, with an average maximum UV index of 7, are months with the highest UV index in Sitiawan, Malaysia.

When is the lowest UV index in Sitiawan?

January through December, with an average maximum UV index of 7, are months with the lowest UV index in Sitiawan, Malaysia.

What is the UV index intensity in December in Sitiawan?

In December, the average daily maximum UV index in Sitiawan is 7. A UV Index reading of 6 to 7 represents a high health risk from exposure to Sun's UV rays.

Average temperature in December
Sitiawan, Malaysia

Average temperature in December - Sitiawan, Malaysia
  • Average high temperature in December: 29.5°C

The warmest month (with the highest average high temperature) is June (31.3°C).
The month with the lowest average high temperature is December (29.5°C).

  • Average low temperature in December: 25.3°C

The month with the highest average low temperature is May (26.5°C).
The coldest month (with the lowest average low temperature) is January (24.8°C).

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Average pressure in December
Sitiawan, Malaysia

Average pressure in December - Sitiawan, Malaysia
  • Average pressure in December: 1009.8mbar

The month with the highest atmospheric pressure is January (1010.6mbar).
The months with the lowest atmospheric pressure are May and June (1008.9mbar).

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Average wind speed in December
Sitiawan, Malaysia

Average wind speed in December - Sitiawan, Malaysia
  • Average wind speed in December: 6.9km/h

The windiest month (with the highest average wind speed) is July (8.7km/h).
The calmest months (with the lowest average wind speed) are January and December (6.9km/h).

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Average humidity in December
Sitiawan, Malaysia

Average humidity in December - Sitiawan, Malaysia
  • Average humidity in December: 79%

The months with the highest relative humidity are November and December (79%).
The month with the lowest relative humidity is August (72%).

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Average rainfall in December
Sitiawan, Malaysia

Average rainfall in December - Sitiawan, Malaysia
  • Average rainfall in December: 130mm

The wettest month (with the highest rainfall) is November (140mm).
The driest month (with the least rainfall) is June (42mm).

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Average rainfall days in December
Sitiawan, Malaysia

Average rainfall days in December - Sitiawan, Malaysia
  • Average rainfall days in December: 28.2 days

The month with the highest number of rainy days is November (28.3 days).
The month with the least rainy days is June (20.3 days).

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

Average daylight in December / Average sunshine in December - Sitiawan, Malaysia
  • Average daylight in December: 11h and 5min

The month with the longest days is June (Average daylight: 12h and 24min).
The month with the shortest days is December (Average daylight: 11h and 54min).

  • Average sunshine in December: 8h and 0min

The months with the most sunshine are June and July (Average sunshine: 9h and 12min).
The month with the least sunshine is November (Average sunshine: 7h and 48min).

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Average sunshine days in December
Sitiawan, Malaysia

Average sunshine days in December - Sitiawan, Malaysia
  • Average sunshine days in December: 2.2 days

The months with the most sunshine days are June and July (7.2 days).
The month with the least sunshine days is November (1.1 days).

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Average UV index in December
Sitiawan, Malaysia

Average UV index in December - Sitiawan, Malaysia
  • Average UV index in December: 7

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

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Average cloud cover in December
Sitiawan, Malaysia

Average cloud cover in December - Sitiawan, Malaysia
  • Average cloud cover in December: 44

The month with the most cloud cover is November (Cloud cover 47).
The month with the least cloud cover is June (Cloud cover 30).

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Average visibility in December
Sitiawan, Malaysia

Average visibility in December - Sitiawan, Malaysia
  • Average visibility in December: 10km

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).

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Sitiawan, Malaysia

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