January weather forecast
Sitiawan, Malaysia

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Weather in January

January, the same as December, is another warm winter month in Sitiawan, Malaysia, with an average temperature fluctuating between 24.8°C (76.6°F) and 29.8°C (85.6°F).

Temperature

Sitiawan's average high-temperature in January sits at a still moderately hot 29.8°C (85.6°F), showing little difference from the previous month. Sitiawan navigates through January with a barely noticeable decrease in temperature at night, stabilizing at a still warm 24.8°C (76.6°F).

Heat index

The heat index value during January is evaluated at a sweltering 37°C (98.6°F). Implement additional preventive actions, heat cramps and heat exhaustion are potential hazards. Heatstroke could follow prolonged activity.
Heat index guidelines indicate values are for light wind scenarios and shaded regions. Heat index values may rise by up to 15 Fahrenheit (8 Celsius) degrees when exposed to direct sunlight.
Note: The heat index, also known as 'apparent temperature' or 'real feel', quantifies the warmth felt when relative humidity is considered. Metabolic differences, pregnancy status, and the level of physical activity are additional factors influencing an individual's weather perception. Taking into account that direct sunlight can boost the heat effect, the heat index may rise by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are primarily vital for children. Children frequently underestimate the necessity to rest and hydrate. Thirst is a late sign of dehydration - thus, it is vital to stay hydrated, particularly during lengthy physical exercises.
The human body cools itself through perspiration, as excessive warmth is removed from the body through sweat evaporation. An increase in relative humidity hinders the body's normal cooling function by reducing evaporation, thereby decreasing the rate of body cooling and enhancing the sense of warmth. Overheating and potential dehydration arise when body heat gain eclipses its release capability.

Humidity

The average relative humidity in January is 78%.

Rainfall

In Sitiawan, in January, during 25.9 rainfall days, 83mm (3.27") of precipitation is typically accumulated. Throughout the year, in Sitiawan, there are 299.1 rainfall days, and 976mm (38.43") of precipitation is accumulated.

Daylight

In January, the average length of the day in Sitiawan is 11h and 55min.
On the first day of January, sunrise is at 7:23 am and sunset at 7:16 pm. On the last day of the month, sunrise is at 7:32 am and sunset at 7:28 pm +08.

Sunshine

In January, the average sunshine is 8.5h.

UV index

January through December, with an average maximum UV index of 7, are months with the highest UV index. January through December, with an average maximum UV index of 7, are months with the lowest UV index in Sitiawan, Malaysia. A UV Index estimate of 6 to 7 represents a high health hazard from exposure to the Sun's UV rays for the ordinary person.
Note: The daily high UV index of 7 in January translates into this advice:
Steer clear of overexposure. Fair-skinned individuals can be scorched in less than 20 minutes. Try to minimize direct Sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Also note that objects like parasols or canopies might not provide complete sun protection. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun.
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Frequently asked questions

Is it hot in Sitiawan during January?

In Sitiawan, in January, the average high-temperature is 29.8°C (85.6°F), and the average low-temperature is 24.8°C (76.6°F). The average heat index (a.k.a. 'feels like', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, in January is evaluated at 37°C (98.6°F).

What is the average humidity in January in Sitiawan?

In January, the average relative humidity in Sitiawan, Malaysia, is 78%.

How many days does it rain in January in Sitiawan?

In Sitiawan, Malaysia, in January, it is raining for 25.9 days, with typically 83mm (3.27") of accumulated precipitation.

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

The average day length in January is 11h and 55min.

When is the sunrise / sunset in January in Sitiawan?

On the first day of January in Sitiawan, Malaysia, sunrise is at 7:23 am and sunset at 7:16 pm. On the last day of the month, sunrise is at 7:32 am and sunset at 7:28 pm +08.

How many hours of sunshine does Sitiawan have in January?

In January, the average sunshine duration is 8.5h.

What are the months with the highest UV index in Sitiawan?

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

When is the lowest UV index in Sitiawan?

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

How high is the UV index in January in Sitiawan?

The average daily maximum UV index in January in Sitiawan is 7. A UV Index of 6 to 7 symbolizes a high hazard to health from exposure to the Sun's UV radiation.

Average temperature in January
Sitiawan, Malaysia

Average temperature in January - Sitiawan, Malaysia
  • Average high temperature in January: 29.8°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 January: 24.8°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 January
Sitiawan, Malaysia

Average pressure in January - Sitiawan, Malaysia
  • Average pressure in January: 1010.6mbar

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 January
Sitiawan, Malaysia

Average wind speed in January - Sitiawan, Malaysia
  • Average wind speed in January: 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 January
Sitiawan, Malaysia

Average humidity in January - Sitiawan, Malaysia
  • Average humidity in January: 78%

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 January
Sitiawan, Malaysia

Average rainfall in January - Sitiawan, Malaysia
  • Average rainfall in January: 83mm

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 January
Sitiawan, Malaysia

Average rainfall days in January - Sitiawan, Malaysia
  • Average rainfall days in January: 25.9 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 January /
Average sunshine in January
Sitiawan, Malaysia

Average daylight in January / Average sunshine in January - Sitiawan, Malaysia
  • Average daylight in January: 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 January: 8h and 3min

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 January
Sitiawan, Malaysia

Average sunshine days in January - Sitiawan, Malaysia
  • Average sunshine days in January: 2.7 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 January
Sitiawan, Malaysia

Average UV index in January - Sitiawan, Malaysia
  • Average UV index in January: 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 January
Sitiawan, Malaysia

Average cloud cover in January - Sitiawan, Malaysia
  • Average cloud cover in January: 40

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 January
Sitiawan, Malaysia

Average visibility in January - Sitiawan, Malaysia
  • Average visibility in January: 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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