Last updated: August 21, 2025
In May, Batam, Indonesia, experiences a warm tropical climate characterized by maximum temperatures reaching 30°C (86°F) and an average temperature of 28°C (83°F). The month is notably humid, with levels around 83%, making it feel even warmer. Rain is a frequent visitor, with precipitation totaling 256 mm (10.1 in) across an impressive 28 days of the month. This blend of high temperatures and persistent rainfall creates a lush, vibrant landscape, ideal for experiencing the island's natural beauty, albeit with the necessity of an umbrella for most days.
In May, Batam, Indonesia, enjoys a delightful climate, characterized by a minimum temperature of 25°C (78°F) and an average around 28°C (83°F). The mercury peaks at a comfortable 30°C (86°F), indicating that the weather remains warm and inviting as the island transitions into mid-year. This month continues the trend of consistently mild temperatures seen since earlier in the year, with only slight fluctuations. April's warmth carries into May, suggesting that visitors can expect pleasant conditions—ideal for exploring the island's attractions while savoring the tropical ambiance. As June approaches, Batam maintains its temperate charm, ensuring relaxation under the sun remains a top choice for travelers.
May marks a significant peak in Batam's precipitation patterns, with rainfall reaching 256 mm (10.1 in) over an impressive 28 days of the month. This represents a noticeable increase compared to the previous months, highlighting May's transition into the wet season. Following the substantial 222 mm (8.7 in) recorded in April, May continues the trend of heightened rainfall, setting the stage for the even wetter months ahead. The consistent, almost daily showers not only underscore Batam's tropical climate but also promote the lush, green landscapes that the region is celebrated for. As June approaches, precipitation is expected to rise further, with 262 mm (10.3 in) projected, making it essential for residents and visitors to embrace the rhythm of Batam's rainy season.
In May, Batam, Indonesia experiences a humidity level of 83%, reflecting a gradual decline from the wetter months earlier in the year. As the transition from the peak rainy season begins, humidity levels drop slightly, moving from 88% in January to 83% in May. This trend continues into the following months of June and July, where humidity remains stable at 83%, hinting at a more comfortable atmosphere for outdoor activities. However, the rise in humidity starts again in August as the cycle continues into the latter part of the year, when levels increase once more to 85%. Overall, May stands out as a pivotal month, marking the shift towards a drier, yet still humid, climate that characterizes Batam during the mid-year.
In May, Batam, Indonesia experiences a consistently high UV Index of 13, categorized as extreme, which means that sun protection is crucial for outdoor enthusiasts. This month, like the preceding ones, maintains a burn time of just 10 minutes, underscoring the need for vigilance against harmful UV rays. The UV index dips slightly from its peak in March at 16, but remains notably intense throughout May. As you plan your activities in Batam, it’s essential to prioritize sun safety, reflecting a trend of extreme UV levels persisting from January through to November. To stay informed about the UV conditions, visit Batam UV Index for up-to-date information.
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May in Batam, Indonesia, continues the trend of abundant sunshine, boasting 308 hours of bright daylight. This month is nestled comfortably between the sunniest period of March, with 330 hours, and the steady warmth of early summer, maintaining an impressive average just below that peak. As the region transitions from the lush greenery of April, which recorded 306 hours, May sees a delightful balance of warmth and light, making it an ideal time for outdoor adventures. The consistency in sunshine hours, hovering around the 300 mark from February through June, reflects Batam's tropical charm, inviting visitors to bask in the brightness and explore its stunning landscapes.
In Batam, Indonesia, the likelihood of sunny weather experiences some fluctuations throughout the year, with May showing a 17% chance of sunshine. While this percentage is an improvement from the earlier months, it falls short of the 25% likelihood in April and remains below the higher chances seen in September at 26%. Interestingly, May sits within a transitional phase, separating the wetter early months from the slightly sunnier ones that follow. Overall, if you're planning a visit in May, it might be wise to prepare for a mix of sun and overcast skies, as the island gradually shifts towards drier and brighter conditions in the latter part of the year.
In Batam, Indonesia, residents and visitors alike enjoy a consistent rhythm of daylight throughout the year, with an impressive 12 hours of sunlight each day from January to December. This unchanging pattern not only fosters a sense of stability but also enhances outdoor activities and cultural pursuits year-round. As the sun rises and sets with regularity, the island's vibrant landscapes and rich traditions are illuminated, allowing both locals and tourists to fully embrace the beauty of each day, irrespective of the season. The perpetual balance of light makes Batam an inviting destination for those seeking warmth and adventure, as the daylight remains a reliable companion throughout the year.
In May, Batam, Indonesia experiences a slight uptick in average wind speed reaching 2.9 m/s (6 mph), slightly up from April’s 2.7 m/s (6 mph). This modest increase hints at the transitional nature of the season as the island shifts from the calmer breezes of early spring towards the more invigorating winds of late spring and early summer. Compared to the preceding months, May's winds may feel gentle, yet they set the stage for a gradual rise in velocity in the subsequent months of June and July, where average speeds continue to climb. With this trend, outdoor enthusiasts can expect more favorable conditions for sailing and other wind-related activities as the year progresses, making Batam an appealing destination for those who thrive on the thrill of the breeze.
Weather in Batam varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Batam, focusing on differences in temperature, rainfall, humidity, and UV levels.
In May, temperatures are slightly higher, with a minimum of 25°C (78°F) and an average of 28°C (83°F), peaking at 30°C (86°F). The month is characterized by significant rainfall, averaging 256 mm (10.1 in) over 28 days, coupled with high humidity at 83%. In contrast, January experiences slightly cooler temperatures, with a minimum of 24°C (76°F) and an average of 27°C (80°F), reaching up to 29°C (85°F). Precipitation in January is less, totaling 200 mm (7.9 in) across 18 days, though humidity is a bit higher at 88%. For more detailed information, you can visit Batam weather in January.
In comparing the weather of May and February, we see that both months experience relatively warm temperatures, with February having a slightly lower average temperature range (min 25°C to max 29°C) than May (min 25°C to max 30°C). However, May is notably wetter, receiving 256 mm of precipitation over 28 days, while February only sees 74 mm over 12 days. Humidity levels are quite similar, with May at 83% and February at 85%. For more specific details on February weather, you can check Batam weather in February.
March and May exhibit similar warm temperatures, with March having a slightly lower average of 27°C (81°F) compared to May's 28°C (83°F). Both months share a minimum temperature of around 25°C (77°F/78°F), but May tends to reach slightly higher maximum temperatures, peaking at 30°C (86°F) compared to March's 29°C (85°F). However, May is characterized by a substantial increase in rainfall, receiving 256 mm (10.1 in) over 28 days, while March is much drier with 137 mm (5.4 in) across just 17 days. Humidity levels are quite similar, with March at 86% and May at 83%, making both months feel quite tropical. For more detailed insights into March weather, check out Batam weather in March.
In comparing the weather between April and May, we see that both months have similar temperature ranges, with minimums around 25°C (77-78°F) and maximums reaching up to 30°C (86°F). However, May experiences a slight increase in precipitation, totaling 256 mm (10.1 in) over 28 days compared to April's 222 mm (8.7 in) over 25 days. Additionally, while the humidity remains high in both months, May has a slightly lower average humidity at 83% compared to April's 84%. For more details on April's weather, you can visit Batam weather in April.
May and June share similar temperature patterns, with both months experiencing a minimum temperature of 25°C (77°F), an average of 28°C (82°F), and a maximum of 30°C (86°F). However, June sees a slightly higher precipitation level of 262 mm (10.3 in) compared to May's 256 mm (10.1 in), despite having fewer rainy days at 26 versus May's 28. Both months maintain a consistent humidity level of 83%, creating a humid environment throughout. For more detailed insights into June weather, see Batam weather in June.
In May, temperatures hover between a minimum of 25°C (78°F) and a maximum of 30°C (86°F), with an average of 28°C (83°F). The month is characterized by heavy rainfall, accumulating 256 mm (10.1 in) over 28 days, contributing to a high humidity level of 83%. In contrast, July experiences similar temperatures, with a minimum of 25°C (78°F), an average of 28°C (82°F), and a maximum of 30°C (86°F). However, rainfall is less frequent, totaling 210 mm (8.3 in) across 21 days, while humidity remains consistent at 83%. For more detailed insights, you can check the link: Batam weather in July.
In comparing the weather between May and August, we see some notable similarities and differences. Both months maintain a minimum temperature of around 25°C (77°F), with average temperatures slightly lower in August at 28°C (82°F) compared to May's 28°C (83°F). In terms of maximum temperatures, May peaks at 30°C (86°F), whereas August reaches a slightly cooler 29°C (85°F). Precipitation is significantly higher in May, with 256 mm (10.1 in) over 28 days, compared to August's 181 mm (7.1 in) across 22 days. Humidity remains high in both months, slightly increasing from 83% in May to 85% in August, creating a warm and humid atmosphere. For more specific details on August weather, check out this link: Batam weather in August.
In comparison of May and September weather, both months experience similar temperatures, with May slightly warmer, holding a minimum of 25°C and an average of 28°C, while September has a maximum of 29°C and averages around 27°C. However, May is notably wetter, receiving 256 mm of precipitation over 28 days, compared to September's 186 mm over 22 days, resulting in a less humid atmosphere in September at 84%. Overall, while both months are warm and humid, September offers slightly drier conditions, making it a more favorable time for outdoor activities. For more detailed information, you can check Batam weather in September.
May and October share similar temperature ranges, with both months experiencing minimum temperatures of around 25°C (77°F), average temperatures near 28-30°C (82-86°F), and maximum readings reaching up to 30°C (86°F). However, May is notably wetter, receiving 256 mm (10.1 in) of precipitation over 28 days compared to October's 212 mm (8.4 in) over 25 days. Interestingly, humidity levels are very close, with May at 83% and October slightly higher at 84%. For more detailed information about the weather in October, you can check this link: Batam weather in October.
In comparing the weather between May and November, both months display warm temperatures, with May having slightly higher averages, ranging from a minimum of 25°C (78°F) to a maximum of 30°C (86°F) compared to November's range of 25°C (77°F) to 29°C (85°F). However, November experiences significantly more rainfall, with 352 mm (13.9 in) of precipitation over 27 days, in contrast to May's 256 mm (10.1 in) over 28 days. Humidity levels remain comparable, with May at 83% and November at 84%. For more detailed information on November weather, you can visit Batam weather in November.
May and December both showcase warm temperatures, with May experiencing a slightly higher average of 28°C (83°F) compared to December's 27°C (81°F). The minimum temperatures are similar, holding steady at around 25°C (77°F to 78°F). However, May sees a higher total precipitation of 256 mm (10.1 in) over 28 days, while December has a slightly lower total of 246 mm (9.7 in) over 24 days, indicating a marginally wetter May. Humidity levels are also a bit higher in December at 87%, compared to 83% in May. For more specific details on December weather, you can check Batam weather in December.
May in Batam is characterized by a notable increase in humidity and consistent rainfall, distinguishing it from the drier months of the year. With an average temperature hovering around 28°C (83°F), the warmth is complemented by an impressive 256 mm of precipitation spread over nearly every day of the month. This makes May one of the wettest periods, resulting in a lush, vibrant landscape but requiring visitors to be prepared for the frequent downpours. For those looking to understand the overall climate of Batam, exploring the full range of weather patterns is essential: Batam Climate.