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May Weather in Muar, Malaysia

Last updated: August 23, 2025

In May, the average temperature in Muar, Malaysia hovers around 28°C (83°F), creating a warm and inviting atmosphere. Expect minimum temperatures to dip to 25°C (78°F) and rise to a toasty 32°C (89°F). However, with an average humidity of 87% and a considerable precipitation amount of 253 mm (10.0 in) over 29 days, be prepared for some wet, humid weather as well!

May Temperature in Muar

In May in Muar, the average temperature is 28°C (83°F). Maximums can reach 32°C (89°F), while minimums can drop to as low as 25°C (78°F). This pleasant climate makes it an ideal time for travelers to explore and enjoy outdoor activities.

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

The chart illustrates May 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, May typically has an average temperature of 28°C (83°F), with highs reaching up to 32°C (89°F) and lows dropping to around 25°C (78°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.

May Precipitation in Muar

In Muar in May, the precipitation amount is 253 mm (10.0 in) distributed over a span of 29 days.

May Precipitation Trends in Muar

The chart displays monthly precipitation patterns in Muar, with values for each month alongside May’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how May’s conditions compare to those of other months. In Muar, May typically receives around 253 mm (10.0 inches) of precipitation spread over approximately 29 days.
JanFebMarAprMayJunJulAugSepOctNovDec12556147216253210160183190219287176
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Muar

In Muar in May humidity is 87%. With an average temperature of 28°C (83°F), this humidity feels like you're enveloped in a warm, sticky blanket, making outdoor activities slightly uncomfortable and travel plans require frequent breaks for hydration and respite from the heat.

May Average Humidity in Muar

This chart illustrates the average monthly humidity levels in Muar, with May’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In May, average humidity in Muar is approximately 87%, 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 May generated using information from the Copernicus Climate Change Service.

May UV Index in Muar

In Muar in May, the maximum UV index is 14, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, so it's crucial to take precautions. For the detailed hourly UV index in Muar, you can check here.

Maximum UV Index Levels in Muar for May

The chart shows the monthly maximum UV Index (UVI) for Muar in May, 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 May, the maximum UV index in Muar typically reaches 14, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec131516151412121314141313
Data source: Muar May 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 May 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 May’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 May’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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