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

December 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
December, the first month of the winter, in Johor Bahru, is also a hot month, with temperature in the range of an average high of 30.6°C (87.1°F) and an average low of 22.4°C (72.3°F).

Temperature

The coldest month is December, with an average high-temperature of 30.6°C (87.1°F) and an average low-temperature of 22.4°C (72.3°F).

Rainfall

December is the month with the most rainfall. Rain falls for 15 days and accumulates 244.5mm (9.6") of precipitation.

Sea temperature

In Johor Bahru, the average seawater temperature in December is 29°C (84.2°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

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

Sunshine

With an average of 4h of sunshine, December has the least sunshine of the year in Johor Bahru.

UV index

Months with the highest UV index in Johor Bahru, Malaysia, are January through May, August through December, with an average maximum UV index of 12. A UV Index of 11, and more, symbolizes an extreme threat to health from the exposure to the Sun's UV radiation for the ordinary person.
Note: In December, the average maximum UV index of 12 translate into the following recommendations:
Take all necessary precautions, as unprotected skin can burn in minutes. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Even on cloudy days, a sunscreen with a minimum 30 sun protection factor should be generously applied and frequently re-applied, including after every swim or outdoor exercise. Caution! The reflection of sand and water significantly increases the intensity of the Sun's UV radiation.

What is the coldest month in Johor Bahru?

December is the coldest month in Johor Bahru, with an average high-temperature of 30.6°C (87.1°F) and an average low-temperature of 22.4°C (72.3°F).

What is the temperature in December in Johor Bahru?

In Johor Bahru, in December, the average high-temperature is 30.6°C (87.1°F), and the average low-temperature is 22.4°C (72.3°F).

How much does it rain in Johor Bahru in December?

In Johor Bahru, Malaysia, during December, the rain falls for 15 days and regularly aggregates up to 244.5mm (9.6") of precipitation.

What is the rainiest month in Johor Bahru?

December is the month with the most rainfall in Johor Bahru. Rain falls for 15 days and accumulates 244.5mm (9.6") of precipitation.

What is the water temperature in December in Johor Bahru?

In December, the average sea temperature is 29°C (84.2°F). For swimming, diving, and other water activities, temperatures between 25°C (77°F) and 29°C (84.2°F) are perceived as very enjoyable and pleasurable for prolonged periods without feeling uncomfortable.

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 December in Johor Bahru?

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

What is the month with the least sunshine in Johor Bahru?

With an average of 4h of sunshine, December has the least sunshine of the year in Johor Bahru.

How many hours of sunshine does Johor Bahru have in December?

The average sunshine in December in Johor Bahru is 4h.

When is the highest UV index in Johor Bahru?

Months with the highest UV index are January through May, August through December, with an average maximum UV index of 12.

How high is the UV index in December in Johor Bahru?

In December, the average daily maximum UV index in Johor Bahru is 12. A UV Index of 11, and more, symbolizes an ultimate hazard to health from unprotected exposure to the UV radiation.
Average temperature in December - Johor Bahru, Malaysia
  • Average high temperature in December: 30.6°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 December: 22.4°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 December - Johor Bahru, Malaysia
  • Average rainfall in December: 244.5mm

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 December - Johor Bahru, Malaysia
  • Average rainfall days in December: 15 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 December - Johor Bahru, Malaysia
  • Average sea temperature in December: 29°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 December / Average sunshine in December - Johor Bahru, Malaysia
  • Average daylight in December: 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 December: 4h

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 December - Johor Bahru, Malaysia
  • Average UV index in December: 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).