Last updated: August 27, 2025
May in Ko Pha Ngan, Thailand offers a warm tropical ambiance characterized by a maximum temperature of 31°C (89°F) and an average of 29°C (84°F), perfect for beach lovers. While the minimum temperature hovers around 26°C (79°F), travelers should be prepared for frequent rain, with an average precipitation of 152 mm (6.0 in) spread across 23 days, making it one of the wetter months. With humidity levels at 77%, the air can feel quite muggy, but these conditions can also enhance the island’s lush landscapes. Embrace the vibrant atmosphere and explore the natural beauty of this popular destination, rain or shine!
May in Ko Pha Ngan, Thailand, brings a delightful warmth, marking a transition into the peak of the tropical season. With minimum temperatures around 26°C (79°F), the island offers a cozy atmosphere perfect for relaxation. As the average temperature rises to 29°C (84°F), visitors can expect balmy days and plenty of sunshine, ideal for beach escapades. The maximum temperatures can reach a sizzling 31°C (89°F), ensuring that sun-seekers will truly enjoy the heat. This upward trend in temperatures from the previous months highlights May as a time when summer truly begins to settle in, paving the way for vibrant outdoor adventures and lively festivities on this beautiful island.
In May, the island of Ko Pha Ngan experiences a notable increase in precipitation, averaging 152 mm (6.0 in) over the month. This uptick marks a shift from the relatively dry conditions of earlier months, as May sees rain on approximately 23 days. This pattern indicates the onset of the wet season, where tropical showers become more frequent, leading to lush greenery and vibrant landscapes that the island is famous for. As the month progresses, the gradual rise in rainfall prepares the islands for the more intense downpours that are characteristic of the following months—particularly October and November, where precipitation peaks. Such climatic changes not only impact the natural scenery but also enrich the local culture as inhabitants and visitors alike adapt to the rhythm of the rains.
As May arrives in Ko Pha Ngan, Thailand, the tropical island's humidity levels rise noticeably, reaching 77%. This increase marks a significant jump from the 68-69% range seen earlier in the year, creating a lush, vibrant atmosphere as the rainy season approaches. As the island transitions into the more humid summer months of June and July, where humidity peaks at 86%, May serves as a bridge, hinting at the sultry days ahead. The gradual rise in humidity not only enhances the island's rich flora but also invites travelers to experience its refreshing beaches and breathtaking natural beauty before the peak humidity envelops the landscape.
In May, Ko Pha Ngan experiences a UV Index of 14, categorizing it as extreme and necessitating great care during sun exposure, with a burn time of just 10 minutes. This trend of high UV levels, peaking in March and April with an index of 15, remains consistent throughout the month, as June enters with slightly lower but still intense levels. Such data illustrates that from January to May, sun safety is paramount, as unwary visitors face elevated risks of skin damage. For detailed insights on daily variations, check out Ko Pha Ngan UV Index.
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As May unfolds in Ko Pha Ngan, Thailand, the island basks in a delightful 331 hours of sunshine, continuing the trend of ample daylight that begins in January. This month stands out as consistently bright, following a peak in March with 346 hours, hinting at the onset of summer. While the sunshine slightly dips in April, May's radiant days set the stage for a vibrant island experience before transitioning into the more tempered warmth of June. Overall, the sun-drenched months create a welcoming atmosphere for beach lovers and adventurers alike, with longer daylight hours enhancing the allure of this tropical paradise.
In Ko Pha Ngan, Thailand, the likelihood of sunny weather in May sees a notable dip, with only a 22% chance of basking in the sun. This trend marks a significant decrease from the preceding months, as April enjoys a more favorable 31% chance, while February and March shine brighter with 59% and 53%, respectively. Following May, the chances continue to wane, reaching 21% in June and dropping to a mere 17% by July. Such patterns suggest that while the early months of the year are more promising for sun-seekers, May may not be the ideal time for those craving consistent sunshine, as the rainy season looms just around the corner.
In Ko Pha Ngan, Thailand, the daylight duration begins at a consistent 11 hours from January through February, gradually extending to 12 hours as spring unfolds in March and continues through much of the year. Notably, from March to September, the island basks in this extended daylight, perfect for beach lovers and adventurers alike. As the year progresses into October, daylight begins to wane once again, retreating back to the 11-hour mark by November and remaining steady through December. This gradual transition highlights a harmonious rhythm in the island's tropical climate, inviting visitors to enjoy both the sunshine and the magical sunsets throughout the year.
As May arrives in Ko Pha Ngan, Thailand, the island experiences a gentle recovery in wind speeds, averaging 4.3 m/s (10 mph). After a noticeable decline in April, where winds softened to 3.7 m/s (8 mph), May's breezes bring a refreshing shift, hinting at the island’s transitional phase into the summer months. This uptick in wind speed sets the stage for the upcoming June, which sees a return to stronger gales, averaging 5.3 m/s (12 mph). Overall, the trend through the early months indicates a dynamic interplay of gentle winds that promote a serene yet invigorating atmosphere, perfect for enjoying the beauty of this tropical paradise.
Weather in Ko Pha Ngan varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Ko Pha Ngan, focusing on differences in temperature, rainfall, humidity, and UV levels.
When comparing the weather in May and January, May tends to be warmer and more humid. The average temperature in May reaches 29°C (84°F) with highs of 31°C (89°F), while January's average is slightly cooler at 27°C (80°F) and a maximum of 28°C (83°F). Additionally, May sees more rainfall, experiencing 152 mm (6.0 in) over 23 days compared to January's 144 mm (5.7 in) over just 11 days. Despite the increased precipitation in May, January has a lower humidity level of 72%, while May's humidity is at 77%. For a detailed look at the conditions in January, visit Ko Pha Ngan weather in January.
When comparing the weather in May and February, May experiences significantly warmer temperatures, with average highs reaching 31°C (89°F) compared to February's maximum of 29°C (84°F). In terms of precipitation, May is much wetter, receiving 152 mm (6.0 in) over 23 days, while February sees only 39 mm (1.5 in) over just 7 days. Additionally, the humidity in May is higher at 77%, compared to February's 68%, making May feel more humid and sultry. For a detailed look at February weather, you can check Ko Pha Ngan weather in February.
In comparing the weather of May and March, we observe that May tends to be warmer and more humid. Temperatures in May reach a minimum of 26°C (79°F) and an average of 29°C (84°F), while March has slightly cooler temperatures with a minimum of 25°C (78°F) and an average of 28°C (82°F). Additionally, May experiences significantly higher precipitation, receiving 152 mm (6.0 in) over 23 days compared to March's 36 mm (1.4 in) over just 6 days, contributing to its higher humidity of 77% versus March’s 68%. For a detailed look at March weather specifics, visit Ko Pha Ngan weather in March.
In comparing the weather between April and May, we find that May tends to be slightly warmer, with average temperatures of 29°C (84°F) compared to April's 28°C (83°F). Both months experience high maximum temperatures of 31°C (89°F in May and 88°F in April), but May sees a higher minimum temperature of 26°C (79°F) versus April's 25°C (78°F). Precipitation also increases from 142 mm (5.6 in) over 16 days in April to 152 mm (6.0 in) over 23 days in May, contributing to a rise in humidity levels from 69% in April to 77% in May. For more detailed weather information on April, visit Ko Pha Ngan weather in April.
In comparing the weather between May and June, both months experience relatively high temperatures, with minimums around 26°C (79°F) and maximums peaking at 31°C (89°F). However, May tends to be slightly warmer overall, averaging 29°C (84°F) compared to June's average of 28°C (84°F). Precipitation levels also decrease from May to June, with May receiving 152 mm (6.0 in) over 23 days, while June has 133 mm (5.2 in) spread across 20 days. Additionally, June exhibits a higher humidity level of 86% compared to May's 77%. For more specific insights on the climate during June, you can refer to Ko Pha Ngan weather in June.
In comparing the weather between May and July, both months experience similar high temperatures, with May having an average of 29°C (84°F) compared to July's 28°C (83°F). However, May sees higher overall rainfall, totaling 152 mm (6.0 in) across 23 days, while July receives less precipitation at 109 mm (4.3 in) over 19 days. Additionally, July tends to be slightly more humid, with levels reaching 86%, compared to May's 77%. This combination of factors makes July a bit drier but more humid than May. For more detailed insights, check out Ko Pha Ngan weather in July.
May and August share similar warm temperatures, with both months experiencing a minimum of 26°C (79°F) and a maximum of 31°C (89°F) in May and 31°C (88°F) in August. However, May tends to be slightly warmer on average at 29°C (84°F) compared to August's average of 28°C (83°F). Precipitation levels also differ, with May receiving 152 mm (6.0 in) of rain over 23 days, while August has a bit less at 121 mm (4.7 in) over 20 days. Additionally, humidity is higher in August at 88%, compared to May's 77%. For more detailed information, you can check Ko Pha Ngan weather in August.
May and September exhibit similar warm temperatures, with average highs of 29°C (84°F) in May and 28°C (82°F) in September. Both months are characterized by high humidity levels, with September being slightly more humid at 87% compared to May's 77%. However, September sees more precipitation, with 186 mm (7.3 in) of rainfall spread over 22 days, compared to May's 152 mm (6.0 in) over 23 days. This makes September generally wetter, intensifying the lush greenery of the region. For detailed weather insights, check out Ko Pha Ngan weather in September.
In comparing the weather of May and October, both months feature warm temperatures, but October tends to be slightly cooler, with average temperatures ranging from a minimum of 25°C (78°F) to a maximum of 30°C (86°F). In contrast, May experiences a higher average, with temperatures ranging from 26°C (79°F) to 31°C (89°F). However, October is characterized by significantly higher precipitation levels, with 267 mm (10.5 in) falling over 27 days, compared to May's 152 mm (6.0 in) over 23 days. Additionally, October has a higher humidity level at 86%, compared to May's 77%. For those interested in the specific weather patterns of October, you can find more details here: Ko Pha Ngan weather in October.
The weather in May and November on Ko Pha Ngan presents some interesting contrasts. In May, temperatures range from a minimum of 26°C (79°F) to a maximum of 31°C (89°F), with an average of 29°C (84°F). The month sees a significant amount of rainfall, totaling 152 mm (6.0 in) over 23 days, along with a humidity level of 77%. In contrast, November experiences slightly cooler temperatures, with a minimum of 25°C (77°F) and a maximum of 29°C (85°F), and an average of 27°C (81°F). However, November is considerably wetter, with precipitation reaching 313 mm (12.3 in) over 24 days and a higher humidity level of 87%. For more detailed insights about the weather in November, you can visit Ko Pha Ngan weather in November.
When comparing the weather in May and December, May tends to be hotter, with average temperatures reaching 29°C (84°F) and maximums climbing to 31°C (89°F). In contrast, December offers slightly cooler conditions, with average temperatures around 27°C (81°F) and maximums peaking at 29°C (84°F). However, December experiences higher humidity at 83% compared to May’s 77%. Rainfall is also more prominent in December, with 194 mm (7.6 in) of precipitation over 16 days, while May sees 152 mm (6.0 in) distributed across 23 days. For more detailed information on December weather, visit Ko Pha Ngan weather in December.
As May unfolds in Ko Pha Ngan, the island experiences a significant shift in weather patterns compared to the previous months. With an average temperature lingering around a warm 29°C (84°F), the heat is accompanied by higher humidity levels and frequent rain showers, resulting in approximately 23 days of precipitation. This month marks the onset of the rainy season, bringing with it a lush vibrancy to the landscape but also the need for travelers to prepare for unpredictable weather. If you're planning a visit, be sure to check out further details on the climate conditions at Ko Pha Ngan Climate.