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
The first month of the winter, December, is still a tropical month in Johor Bahru, Malaysia, with average temperature ranging between max 30.6°C (87.1°F) and min 22.4°C (72.3°F).

Temperature

December is the coldest month, 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 in Johor Bahru, Malaysia. Rain falls for 15 days and accumulates 244.5mm (9.6") of precipitation.

Sea temperature

In December, the average sea temperature is 29°C (84.2°F).
Note: 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.

Daylight

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

Sunshine

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

UV index

January through May, August through December, with an average maximum UV index of 12, are months with the highest UV index in Johor Bahru. A UV Index estimate of 11, and higher, represents an excessive health risk from the exposure to the Sun's UV radiation for the average person.
Note: In December, the average maximum UV index of 12 translate into the following recommendations:
Practice all-important precautions. Light skin people may get burned in less than 5 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. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. 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, Malaysia, 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?

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

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

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 wettest month in Johor Bahru?

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

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

In Johor Bahru, Malaysia, in December, the average water temperature is 29°C (84.2°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?

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

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

In Johor Bahru, Malaysia, the average length of the day in December 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.

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

In December, the average sunshine in Johor Bahru, Malaysia, is 4h.

What is the month with 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.

What is the UV index intensity in December in Johor Bahru?

The average daily maximum UV index in December in Johor Bahru, Malaysia, is 12. A UV Index estimate of 11, and higher, represents an ultimate hazard to health from unsafe exposure to the Sun's UV rays.
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).