May Weather in Sepang, Indonesia

Last updated: August 21, 2025

May in Sepang, Indonesia offers a warm tropical climate, showcasing a maximum temperature of 30°C (86°F) and an average temperature of 24°C (76°F), with nightly lows dropping to 19°C (67°F). This month is characterized by high humidity levels at a striking 81%, creating a muggy atmosphere ideal for those who love the heat. However, be prepared for frequent rainfall, as the region experiences approximately 134 mm (5.3 in) of precipitation over 16 days. Whether you are exploring the lush landscapes or enjoying vibrant local culture, May's weather in Sepang is a quintessential reflection of Indonesia's tropical charm.

May Temperature in Sepang

In May, Sepang, Indonesia enjoys a comfortable climate characterized by mild temperatures. The minimum temperature dips to a refreshing 19°C (67°F), while the average holds steady at a pleasant 24°C (76°F). Residents and visitors can expect maximum temperatures reaching up to 30°C (86°F), reflecting the region's tropical charm. As the rainy season approaches, May generally marks a transition, with humidity levels gradually increasing, but the overall warmth ensures that the days remain inviting. This month acts as a seamless bridge between the hotter months of April and the cooler ones to follow, making it a delightful time to experience the vibrant culture and lush landscapes of Sepang.

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

The chart illustrates May temperature patterns in Sepang, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sepang, May typically has an average temperature of {2}°C ({3}°F), with highs reaching up to {4}°C ({5}°F) and lows dropping to around {6}°C ({7}°F).
JanFebMarAprMayJunJulAugSepOctNovDec767576767674737475777776
Data source: Temperature data for Sepang generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

May Precipitation in Sepang

In May, Sepang, Indonesia experiences a notable drop in precipitation, with only 134 mm (5.3 in) recorded over 16 days. This decline is significant when compared to the heavier rainfall in previous months, with January through March showcasing over 400 mm each month, reaching up to 488 mm (19.2 in) in March. This trend of tapering precipitation continues into the subsequent months, with June averaging just 103 mm (4.0 in) and July further reducing to 47 mm (1.8 in). Despite May's decreased rainfall, the month still serves as a pause between the intense wet season and the drier months ahead, illustrating a transitional phase in Sepang's climate.

May Precipitation Trends in Sepang

The chart displays monthly precipitation patterns in Sepang, 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 Sepang, May typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec449463488331134103472963110444494
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

May Humidity in Sepang

In Sepang, Indonesia, May experiences a humidity level of 81%, which marks a slight decrease from the peak earlier in the year, with January and February showcasing humidity levels of 79% and 83%, respectively. As the region transitions into the drier months, humidity tends to gradually decline, with levels dropping to 77% by September. This consistent pattern highlights a trend of higher humidity in the first half of the year, tapering off toward the end, creating a mildly tropical atmosphere that defines the region's climate. Overall, residents and visitors alike can expect May to be moderately humid, hinting at the lush greenery and vibrant ecosystems thriving throughout the area.

May Average Humidity in Sepang

This chart illustrates the average monthly humidity levels in Sepang, 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 Sepang is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec80%83%82%80%81%79%77%77%77%76%77%76%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Sepang

In September, Sepang, Indonesia, experiences a notably high UV Index of 15, placing it in the extreme exposure category, with a minimal burn time of just 10 minutes. This month continues the trend established earlier in the year, where the UV Index consistently hovers around the upper extremes, particularly peaking at 15 in January, February, March, and returning again in October. Although May sees a slight decrease to 12, the overall pattern indicates a persistent risk of sun damage, making sun protection crucial throughout the year. Those enjoying the tropical climate should remain vigilant and informed, particularly during these months of heightened UV intensity. For more detailed information, check the Sepang UV Index.

Maximum UV Index Levels in Sepang for May

The chart shows the monthly maximum UV Index (UVI) for Sepang 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 Sepang typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec151515141210111315151414
Data source: Sepang 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.

May Sunshine in Sepang

May heralds the peak of sunshine in Sepang, Indonesia, with an impressive 305 hours of sun—a delightful precursor to the sunnier months ahead. As spring gives way to summer, the hours of sunshine steadily increase, reflecting a vibrant surge from 220 hours in January to an enviable 312 hours in August. This trend of escalating sunshine continues through September, which boasts 303 hours, hinting that locals and visitors alike can revel in ample daylight. With October reaching 317 hours, it's clear that Sepang shines brightest as the year progresses, inviting outdoor adventures and sun-soaked memories under the warm Indonesian sky.

Monthly Sunshine Duration in Sepang: May Highlighted

The May sunshine duration represents the total number of hours Sepang experiences direct sunlight during the month of May, excluding cloudy or obstructed periods. This chart compares the sunshine duration of May with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec220h260h286h289h305h293h306h312h303h317h282h283h
Data source: Sepang May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Sepang During May

In Sepang, Indonesia, the likelihood of sunny weather experiences a notable shift as the year progresses. After a slow start in the early months, with a mere 2% chance of sun in January, conditions begin to brighten significantly by April, peaking at 36%. As we transition into May, the probability of sunny days remains relatively high at 33%, signaling a favorable window for outdoor activities before the weather starts to cool slightly in June with a 29% chance. Summer months maintain a steady expectation of sunshine, with July and August hovering around 34% and 31% respectively, before tapering off again in the fall. Overall, May offers a delightful balance of sun, making it an ideal time for visitors to embrace the vibrant allure of this tropical paradise.

Percentage of Sunny Days in May in Sepang

The chart illustrates the percentage of sunny days in Sepang throughout the year, with May highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Sepang experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec2%4%11%36%33%29%34%31%25%25%4%8%
Data source: Sepang May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Sepang in May

In Sepang, Indonesia, the dynamic patterns of daylight duration reveal an intriguing rhythm throughout the year. From January to April, residents enjoy a consistent 12 hours of daylight, creating a sense of stability. However, as April transitions into May, daylight begins to dip to 11 hours, reflecting the seasonal shift. This trend continues through the summer months of June, July, and August, where the shorter days persist. As we move into September, a welcome change occurs—daylight extends back to a refreshing 12 hours, setting the stage for October and November to maintain this balance of light. This seasonal dance not only influences daily routines but also adds a unique charm to the unfolding landscapes of Sepang.

Average Daylight Hours in Sepang for May

The chart illustrates the variation in daylight duration in Sepang throughout the year, with May highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec12h 31m12h 20m12h 7m11h 54m11h 43m11h 38m11h 41m11h 50m12h 2m12h 16m12h 28m12h 34m
Data source: Sepang daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Sepang

In May, the average wind speed in Sepang, Indonesia remains steady at 1.3 m/s (3 mph), aligning with the gentle breezes of the preceding months. As part of a broader trend, the wind speeds show a gradual increment during the mid-year months, peaking in August, which experiences the highest average at 1.8 m/s (4 mph). This uptick is pleasantly met with a slight drop in June, where the wind calms to 1.1 m/s (2 mph), before returning to more favorable breezes in September at 1.7 m/s (4 mph). Overall, the seasonal patterns indicate a mild wind climate, creating a tranquil atmosphere ideal for outdoor activities throughout the year.

Average May Wind Speed in Sepang

The chart displays monthly wind speed patterns in Sepang, with values for each month shown alongside May's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how May's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec1.51.71.21.31.3 m/s1.11.61.81.71.81.21.4
Data source: Sepang May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in Sepang Compares to Other Months

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

May and January in this region present some intriguing contrasts in weather. While both months have an average temperature of 24°C (76°F), January typically experiences slightly higher minimum and maximum temperatures, ranging from 20°C (69°F) to 31°C (88°F), compared to May's range of 19°C (67°F) to 30°C (86°F). Precipitation is significantly more abundant in January, with 449 mm (17.7 in) over 25 days, compared to May’s 134 mm (5.3 in) over 16 days. Despite January's higher precipitation, its humidity remains relatively close to May's levels, at 79% versus May's 81%. For more details, you can check Sepang weather in January.

In comparing the weather of May and February, we see some notable differences. May presents slightly milder temperatures, with a minimum of 19°C (67°F) and a maximum of 30°C (86°F), while February has a higher minimum temperature of 21°C (70°F) but similar maximums. However, February is significantly wetter, with total precipitation of 463 mm (18.2 in) occurring over 28 days, compared to May’s 134 mm (5.3 in) over 16 days. Both months exhibit high humidity, with February at 83% and May at 81%, but February's prolonged rainfall results in a more humid overall atmosphere. For more detailed weather information, you can check Sepang weather in February.

When comparing the weather in May and March, we see some notable differences. In May, temperatures range from a minimum of 19°C (67°F) to a maximum of 30°C (86°F), with an average of 24°C (76°F). The month experiences significant rainfall, totaling 134 mm (5.3 in) over about 16 days, while maintaining a humidity level of 81%. In contrast, March offers slightly higher temperatures with a minimum of 21°C (70°F) and a maximum of 31°C (87°F), yet it significantly surpasses May in precipitation, bringing in 488 mm (19.2 in) over a full 30 days. Humidity remains similar at 82%. For more details about March weather specifics, you can check Sepang weather in March.

When comparing the weather in May and April, we can observe some notable differences. In April, the temperatures were slightly higher, with an average of 25°C (77°F) and a maximum of 30°C (87°F), while May experienced a minimum of 19°C (67°F) and an average of 24°C (76°F). Although both months reached similar maximum temperatures, April had significantly more rainfall, totaling 331 mm (13.0 in) over 25 days, compared to May's 134 mm (5.3 in) across 16 days. Humidity levels remained relatively close, with April at 80% and May at 81%. For more detailed information about rainfall patterns, you can visit Sepang weather in April.

May and June exhibit similar average temperatures, with May slightly warmer as its averages reach up to 24°C (76°F) and maxes at 30°C (86°F), compared to June's 24°C (75°F) average and 29°C (85°F) maximum. While both months experience significant humidity, May holds a bit higher at 81% compared to June's 79%. Precipitation is also notable; May receives 134 mm (5.3 in) over 16 days, whereas June sees less rain at 103 mm (4.0 in) over 13 days. For an in-depth look, check out Sepang weather in June.

May experiences warmer temperatures with a minimum of 19°C (67°F) and an average of 24°C (76°F), peaking at 30°C (86°F). The month is also notably wetter, with 134 mm (5.3 in) of precipitation over 16 days and humidity levels reaching 81%. In contrast, July is slightly cooler, with temperatures ranging from a minimum of 17°C (64°F) to a maximum of 29°C (84°F) and an average of 23°C (73°F). This month witnesses significantly less rainfall, totaling 47 mm (1.8 in) across only 8 days, and the humidity is somewhat lower at 77%. For more specific insights, you can refer to Sepang weather in July.

May and August present distinct weather patterns, despite having similar maximum temperatures of 30°C (86°F). May tends to be warmer overall with an average temperature of 24°C (76°F), while August is slightly cooler at an average of 23°C (74°F). Notably, May experiences significantly more rainfall, totaling 134 mm (5.3 in) over 16 days, compared to August’s modest 29 mm (1.2 in) over just 7 days. Humidity levels are also indicative of the seasonal shift, with May recording 81%, while August sees a drop to 77%. For more detailed insights, you can check Sepang weather in August.

May and September present similar average temperatures, hovering around 24°C (75°F). However, May experiences a slightly wider range in temperatures, with maximum highs reaching 30°C (86°F), compared to September's peak of 31°C (88°F). May is characterized by higher humidity levels at 81% and more frequent rainfall, with 134 mm (5.3 in) of precipitation over 16 days. In contrast, September enjoys a drier climate with only 63 mm (2.5 in) of rainfall over 8 days and a marginally lower humidity of 77%. This makes September a more comfortable month for outdoor activities. For more detailed weather insights, check out Sepang weather in September.

In May, temperatures typically range from a minimum of 19°C (67°F) to a maximum of 30°C (86°F), with an average of 24°C (76°F). However, the month is characterized by higher precipitation, totaling 134 mm (5.3 in) over 16 days, which contributes to a humidity level of 81%. Conversely, October experiences slightly warmer temperatures, with a minimum of 19°C (67°F) and a maximum of 32°C (91°F), yielding an average of 25°C (77°F). Precipitation is lower in October at 110 mm (4.3 in) across 12 days, and humidity decreases to 76%. For more insights on weather conditions during this time, refer to Sepang weather in October.

When comparing the weather in May and November, notable differences arise in temperature and precipitation patterns. May experiences a slightly lower temperature range, with average temperatures between 19°C (67°F) and 30°C (86°F), whereas November sees a warmer average, peaking at 33°C (92°F) with a minimum of 21°C (69°F). However, November brings significantly higher rainfall, accumulating 443 mm (17.5 in) over 23 rainy days, compared to May's 134 mm (5.3 in) over 16 days. Despite the increased humidity in May at 81%, November maintains a relatively lower humidity of 76%. For more insights on November weather, visit Sepang weather in November.

In May, the weather features a warm average temperature of 24°C (76°F), with highs reaching 30°C (86°F), accompanied by significant precipitation of 134 mm (5.3 in) over 16 rainy days, resulting in humidity levels around 81%. In contrast, December sees slightly higher temperatures, averaging 25°C (77°F) and peaking at 33°C (92°F). However, this month is much wetter, with 494 mm (19.4 in) of rain spread across 29 days, and a drop in humidity to 76%. Overall, while both months are warm, December is notably wetter and has a higher temperature range. For more insights into December weather, you can check this link: Sepang weather in December.

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Conclusion: What to Expect From May Weather in Sepang

As May unfolds in Sepang, expect a warm and humid atmosphere, with temperatures generally hovering around a comfortable average of 24°C (76°F). Compared to other months, May experiences an uptick in precipitation, with rainfall occurring on about half the days, making it significantly wetter than the drier months preceding it. This increased humidity, sitting at around 81%, adds a tropical touch to the air, creating a lush environment. For a detailed analysis of the climate variations throughout the year, check out Sepang Climate.