Johor Bahru
Malaysia
Long-term weather forecast
Long-term weather forecast

January weather forecast and climate
Johor Bahru, Malaysia

A view of the majestic grandeur of the Sultan Iskandar Mosque in Johor Bahru, Malaysia, with the surrounding parks and trees
A view of the majestic grandeur of the Sultan Iskandar Mosque in Johor Bahru, Malaysia, with the surrounding parks and trees
January, like December, is another hot winter month in Johor Bahru, Malaysia, with average temperature ranging between min 21.9°C (71.4°F) and max 31°C (87.8°F).

Temperature

In Johor Bahru, Malaysia, the average high-temperature in January is essentially the same as in December - a still hot 31°C (87.8°F). In January, in Johor Bahru, the average low-temperature is 21.9°C (71.4°F).

Rainfall

In January, the rain falls for 11 days. Throughout January, 162.6mm (6.4") of precipitation is accumulated. Throughout the year, there are 162 rainfall days, and 2355.5mm (92.7") of precipitation is accumulated.

Sea temperature

The month with the coldest seawater is January, with an average sea temperature of 27.7°C (81.9°F).
Note: For any water activity, surface water temperatures between 25°C (77°F) and 29°C (84.2°F) are considered as excellent and extremely pleasant for lengthened periods.

Daylight

January and December, with an average of 12h of daylight, are months with the shortest days.

Sunshine

In Johor Bahru, the average sunshine is 6h.

UV index

January through May, August through December, with an average maximum UV index of 12, are months with the highest UV index. A UV Index estimate of 11, and higher, represents an ultimate health vulnerability from unprotected exposure to the Sun's UV rays for the average person.
Note: In January, the average maximum UV index of 12 translate into the following recommendations:
Practice all essential precautions. Protection against sun damage is crucial. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. A broad-spectrum sunscreen of SPF 30+ should be liberally applied and re-applied every two hours, and immediately after an outdoor workout or a swim. Beware! The strength of the UV rays is significantly increased by the reflection of the water and sand.

What is the temperature in January in Johor Bahru?

In January, in Johor Bahru, Malaysia, the average high-temperature is 31°C (87.8°F), and the average low-temperature is 21.9°C (71.4°F).

How many days does it rain in January in Johor Bahru?

In January, in Johor Bahru, the rain falls for 11 days. Throughout January, 162.6mm (6.4") of precipitation is accumulated.

What is the month with the coldest sea water in Johor Bahru?

The month with the coldest seawater in Johor Bahru is January, with an average sea temperature of 27.7°C (81.9°F).

What is the sea water temperature in January in Johor Bahru?

In January, the average sea temperature in Johor Bahru, Malaysia, is 27.7°C (81.9°F). Water temperature between 25°C (77°F) and 29°C (84.2°F) is regarded as very warm and enjoyable by all. With these temperatures, water activities are pleasurable, without feeling uncomfortable for prolonged periods.

What is the month with the shortest days in Johor Bahru?

Months with the shortest days in Johor Bahru are January and December, with an average of 12h of daylight.

What is the average length of the day in January in Johor Bahru?

The average length of the day in January in Johor Bahru is 12h.

How long on average sun shines in January in Johor Bahru?

The average sunshine in January in Johor Bahru is 6h.

What are the months with the highest UV index in Johor Bahru?

January through May, August through December, with an average maximum UV index of 12, are months with the highest UV index in Johor Bahru.

What is the UV index reading in January in Johor Bahru?

In January, the average daily maximum UV index in Johor Bahru, Malaysia, is 12. A UV Index of 11, and more, symbolizes an excessive health risk from unprotected exposure to the UV radiation.
Average temperature in January - Johor Bahru, Malaysia
  • Average high temperature in January: 31°C

The warmest month (with the highest average high temperature) is April (32.8°C).
The month with the lowest average high temperature is December (30.6°C).

  • Average low temperature in January: 21.9°C

The month with the highest average low temperature is May (23.1°C).
The coldest month (with the lowest average low temperature) is January (21.9°C).

Average rainfall in January - Johor Bahru, Malaysia
  • Average rainfall in January: 162.6mm

The wettest month (with the highest rainfall) is December (244.5mm).
The driest month (with the lowest rainfall) is February (139.8mm).

Average rainfall days in January - Johor Bahru, Malaysia
  • Average rainfall days in January: 11 days

The month with the highest number of rainy days is November (17 days).
The month with the lowest number of rainy days is February (9 days).

Average sea temperature in January - Johor Bahru, Malaysia
  • Average sea temperature in January: 27.7°C

Best months for swimming (with the highest average sea temperature) are May and June (30.2°C).
The coldest month (with the lowest average sea temperature) is January (27.7°C).

Average daylight in January / Average sunshine in January - Johor Bahru, Malaysia
  • Average daylight in January: 12h

Months with the longest days are April, May, June, July and August (Average daylight: 12.2h).
Months with shortest days are January and December (Average daylight: 12h).

  • Average sunshine in January: 6h

Months with most sunshine are February and March (Average sunshine: 7h).
The month with least sunshine is December (Average sunshine: 4h).

Average UV index in January - Johor Bahru, Malaysia
  • Average UV index in January: 12

Months with the highest UV index are January, February, March, April, May, August, September, October, November and December (UV index 12).
Months with the lowest UV index are June and July (UV index 11).