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December Weather in Muar, Malaysia

Last updated: August 23, 2025

In December, the average temperature in Muar, Malaysia is a warm 27°C (81°F), with minimums dipping to 24°C (76°F) and reaching a comfortable maximum of 31°C (89°F). Expect 176 mm (6.9 in) of precipitation over approximately 25 days, contributing to a notably high average humidity of 89%. Prepare for a tropical experience!

December Temperature in Muar

In December in Muar, the average temperature is 27°C (81°F). Maximums can reach 31°C (89°F), while minimums can drop to as low as 24°C (76°F). This pleasant climate makes it an ideal time to explore the outdoor attractions and enjoy various activities in Muar.

December Weather in Muar: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Muar, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Muar, December typically has an average temperature of 27°C (81°F), with highs reaching up to 31°C (89°F) and lows dropping to around 24°C (76°F).
JanFebMarAprMayJunJulAugSepOctNovDec818182828382828281828181
Data source: Temperature data for Muar generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

December Precipitation in Muar

In Muar in December, the total precipitation amount measures 176 mm (6.9 in) over the course of 25 days.

December Precipitation Trends in Muar

The chart displays monthly precipitation patterns in Muar, with values for each month alongside December’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how December’s conditions compare to those of other months. In Muar, December typically receives around 176 mm (6.9 inches) of precipitation spread over approximately 25 days.
JanFebMarAprMayJunJulAugSepOctNovDec12556147216253210160183190219287176
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Muar

In Muar in December humidity is 89%. With an average temperature of 27°C (81°F), this humidity feels like a wet blanket enveloping you, making outdoor activities challenging and travel a little less comfortable.

December Average Humidity in Muar

This chart illustrates the average monthly humidity levels in Muar, with December’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In December, average humidity in Muar is approximately 89%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec87%81%82%84%87%88%88%90%89%90%90%90%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Muar

In Muar in December, the maximum UV index reaches 13, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take protective measures. For detailed information, you can check the Hourly UV Index in Muar.

Maximum UV Index Levels in Muar for December

The chart shows the monthly maximum UV Index (UVI) for Muar in December, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In December, the maximum UV index in Muar typically reaches 13, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec131516151412121314141313
Data source: Muar December UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

How December Weather in Muar Compares to Other Months

Weather in Muar varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Muar, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Muar, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather27°C (81°F)125 mm (4.9 inches)87%extreme
February Weather27°C (82°F)56 mm (2.2 inches)81%extreme
March Weather28°C (82°F)146 mm (5.8 inches)82%extreme
April Weather28°C (82°F)216 mm (8.5 inches)84%extreme
May Weather28°C (83°F)253 mm (10.0 inches)87%extreme
June Weather28°C (83°F)210 mm (8.3 inches)88%extreme
July Weather28°C (82°F)159 mm (6.3 inches)88%extreme
August Weather28°C (82°F)183 mm (7.2 inches)90%extreme
September Weather27°C (82°F)190 mm (7.5 inches)89%extreme
October Weather28°C (82°F)219 mm (8.6 inches)90%extreme
November Weather27°C (81°F)287 mm (11.3 inches)90%extreme
December Weather27°C (81°F)176 mm (6.9 inches)89%extreme

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