January weather forecast
Tuas, Singapore

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Weather in January

The first month of the year kicks off with favourable weather conditions in Tuas, Singapore. Relative humidity stands at 80%, promoting a damp climate. Daylight spans approximately 12.1 hours. There's also a slight chance of experiencing wind gusts, maintaining at an average of 17.3km/h (10.7mph). Keep an umbrella handy, as January ushers in significant precipitation with 165mm (6.5") of rainfall spread over about 27 days.

Temperature

In Tuas, the coldest months are January and December, registering an average high-temperature of 29.5°C (85.1°F).

Heat index

The heat index for January is computed to be a torrid 36°C (96.8°F). Undertake additional safety actions, risk of heat cramps and heat exhaustion is significant. Persistent activity may induce heatstroke.
Heat index readings emphasize conditions of light breezes and shaded spots. 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 'real feel' or 'apparent temperature', comes about by integrating the temperature readings with the humidity levels. An individual's perception of weather can be affected by a variety of elements including metabolic differences, being pregnant, and their level of physical exertion. Take note that direct exposure to the sun can increase the felt temperature, possibly adding 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values are extremely significant for babies and toddlers. Young ones often ignore the need to take a break and drink fluids. Thirst is a late-stage symptom of dehydration - hence, maintaining hydration, particularly during extended physical activities, is crucial.
The process of perspiration is vital for the human body to get rid of excess warmth by allowing sweat to evaporate. Excessive relative humidity disturbs the body's typical cooling process by reducing evaporation, leading to a decrease in body cooling rate and an increase in the sensation of warmth. As body temperatures escalate without effective heat release, one might face dehydration threats.

Humidity

In Tuas, the average relative humidity in January is 80%.

Rainfall

In Tuas, Singapore, in January, during 27.4 rainfall days, 165mm (6.5") of precipitation is typically accumulated. Throughout the year, in Tuas, there are 327.3 rainfall days, and 1631mm (64.21") of precipitation is accumulated.

Daylight

In Tuas, the average length of the day in January is 12h and 4min.
On the first day of January, sunrise is at 07:07 and sunset at 19:10. On the last day of the month, sunrise is at 07:16 and sunset at 19:20 +08.

Sunshine

In Tuas, the average sunshine in January is 7.6h.

UV index

The months with the highest UV index in Tuas are January through December, with an average maximum UV index of 7. January through December, with an average maximum UV index of 7, are months with the lowest UV index in Tuas, Singapore. A UV Index reading of 6 to 7 represents a high health risk from exposure to the Sun's UV rays for ordinary individuals.
Note: The UV index of 7 during January translates into the following guidance:
Exercise precautions and adapt sun safety practices. Defence against skin and eye affliction is paramount. UV radiation from the Sun is most intense between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. Boost your sun resistance with garments that are densely woven yet spacious.

Frequently asked questions

What time of the year is the coldest in Tuas?

The temperature in Tuas hits its lowest levels in January and December, recording an average high-temperature of 29.5°C (85.1°F).

Is it hot in Tuas during January?

In January, in Tuas, the average high-temperature is 29.5°C (85.1°F), and the average low-temperature is 24.8°C (76.6°F). In January, the average heat index (a.k.a. 'feels like', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, is computed to be 36°C (96.8°F).

What is the average humidity in January in Tuas?

In January, the average relative humidity in Tuas is 80%.

How many days does it rain in January in Tuas?

In Tuas, in January, it is raining for 27.4 days, with typically 165mm (6.5") of accumulated precipitation.

How many hours of daylight does Tuas have in January?

The average day length in January in Tuas is 12h and 4min.

When is the sunrise / sunset in January in Tuas?

On the first day of January, sunrise is at 07:07 and sunset at 19:10. On the last day of the month, sunrise is at 07:16 and sunset at 19:20 +08.

How many hours of sunshine does Tuas have in January?

In Tuas, the average sunshine duration in January is 7.6h.

What is the month with the highest UV index in Tuas?

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

When is the lowest UV index in Tuas?

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

What is the UV index intensity in January in Tuas?

In January, the average daily maximum UV index is 7. A UV Index estimate of 6 to 7 represents a high health threat from exposure to Sun's UV rays.

Average temperature in January
Tuas, Singapore

Average temperature in January - Tuas, Singapore
  • Average high temperature in January: 29.5°C

The warmest month (with the highest average high temperature) is May (31.3°C).
The months with the lowest average high temperature are January and December (29.5°C).

  • Average low temperature in January: 24.8°C

The month with the highest average low temperature is May (26.8°C).
The coldest months (with the lowest average low temperature) are January and February (24.8°C).

Average pressure in January
Tuas, Singapore

Average pressure in January - Tuas, Singapore
  • Average pressure in January: 1010.1mbar

The month with the highest atmospheric pressure is February (1010.2mbar).
The month with the lowest atmospheric pressure is May (1008.5mbar).

Average wind speed in January
Tuas, Singapore

Average wind speed in January - Tuas, Singapore
  • Average wind speed in January: 11.8km/h

The windiest month (with the highest average wind speed) is January (11.8km/h).
The calmest month (with the lowest average wind speed) is April (7km/h).

Average humidity in January
Tuas, Singapore

Average humidity in January - Tuas, Singapore
  • Average humidity in January: 80%

The month with the highest relative humidity is December (81%).
The month with the lowest relative humidity is October (73%).

Average rainfall in January
Tuas, Singapore

Average rainfall in January - Tuas, Singapore
  • Average rainfall in January: 165mm

The wettest month (with the highest rainfall) is December (233mm).
The driest month (with the least rainfall) is September (75mm).

Average rainfall days in January
Tuas, Singapore

Average rainfall days in January - Tuas, Singapore
  • Average rainfall days in January: 27.4 days

The month with the highest number of rainy days is December (30.3 days).
The month with the least rainy days is February (23.3 days).

Average daylight in January /
Average sunshine in January
Tuas, Singapore

Average daylight in January / Average sunshine in January - Tuas, Singapore
  • Average daylight in January: 12h and 1min

The month with the longest days is June (Average daylight: 12h and 12min).
The month with the shortest days is December (Average daylight: 12h and 6min).

  • Average sunshine in January: 7h and 4min

The month with the most sunshine is September (Average sunshine: 9h and 0min).
The month with the least sunshine is December (Average sunshine: 7h and 6min).

Average sunshine days in January
Tuas, Singapore

Average sunshine days in January - Tuas, Singapore
  • Average sunshine days in January: 1.6 days

The month with the most sunshine days is February (3.6 days).
The month with the least sunshine days is December (0.4 days).

Average UV index in January
Tuas, Singapore

Average UV index in January - Tuas, Singapore
  • 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).

Average cloud cover in January
Tuas, Singapore

Average cloud cover in January - Tuas, Singapore
  • Average cloud cover in January: 45

The month with the most cloud cover is December (Cloud cover 50).
The month with the least cloud cover is September (Cloud cover 33).

Average visibility in January
Tuas, Singapore

Average visibility in January - Tuas, Singapore
  • Average visibility in January: 10km

The months with the highest visibility are January, February, March, April, May, June, July, August, September and October (10km).
The months with the lowest visibility are November and December (9km).

Tuas, Singapore

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