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May Weather in Butterworth, Malaysia

Last updated: August 23, 2025

In May, the average temperature in Butterworth, Malaysia hovers around 28°C (83°F), with a comfortable minimum of 26°C (78°F) and a warm maximum reaching 32°C (90°F). Visitors can expect considerable rainfall, with an average precipitation of 299 mm (11.8 in) spread over 29 days. The air tends to be quite humid, with an average humidity level of 79%, making it essential to stay hydrated while exploring!

May Temperature in Butterworth

In May in Butterworth, the average temperature is 28°C (83°F), with maximums reaching 32°C (90°F) and minimums dropping to 26°C (78°F). This pleasant climate makes Butterworth an ideal destination for travelers seeking warm weather and outdoor activities.

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

The chart illustrates May temperature patterns in Butterworth, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Butterworth, May typically has an average temperature of 28°C (83°F), with highs reaching up to 32°C (90°F) and lows dropping to around 26°C (78°F).
JanFebMarAprMayJunJulAugSepOctNovDec828283828383838282828181
Data source: Temperature data for Butterworth 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 Butterworth

In Butterworth in May, the total precipitation amount is 299 mm (11.8 in) over a period of 29 days.

May Precipitation Trends in Butterworth

The chart displays monthly precipitation patterns in Butterworth, 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 Butterworth, May typically receives around 299 mm (11.8 inches) of precipitation spread over approximately 29 days.
JanFebMarAprMayJunJulAugSepOctNovDec9968136221299162142187285291347183
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Butterworth

In Butterworth in May humidity is 79%. With an average temperature of 28°C (83°F), this humidity feels like a thick blanket wrapping around you, making outdoor activities a challenge but also adding a certain tropical charm to your travel experience.

May Average Humidity in Butterworth

This chart illustrates the average monthly humidity levels in Butterworth, 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 Butterworth is approximately 79%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec83%76%74%73%79%85%84%87%89%87%88%90%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Butterworth

In Butterworth 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 Butterworth, you can check here.

Maximum UV Index Levels in Butterworth for May

The chart shows the monthly maximum UV Index (UVI) for Butterworth 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 Butterworth typically reaches 14, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec131515141413121314141212
Data source: Butterworth 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 Butterworth Compares to Other Months

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

This table compares monthly weather conditions in Butterworth, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather28°C (82°F)99 mm (3.9 inches)83%extreme
February Weather28°C (82°F)68 mm (2.7 inches)76%extreme
March Weather28°C (83°F)136 mm (5.3 inches)74%extreme
April Weather28°C (83°F)221 mm (8.7 inches)73%extreme
May Weather28°C (83°F)299 mm (11.8 inches)79%extreme
June Weather28°C (83°F)162 mm (6.4 inches)85%extreme
July Weather28°C (83°F)142 mm (5.6 inches)84%extreme
August Weather28°C (83°F)187 mm (7.3 inches)87%extreme
September Weather28°C (82°F)285 mm (11.2 inches)89%extreme
October Weather28°C (82°F)291 mm (11.5 inches)86%extreme
November Weather27°C (81°F)346 mm (13.6 inches)88%extreme
December Weather27°C (82°F)183 mm (7.2 inches)90%extreme

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