Last updated: August 27, 2025
November in Ko Samui, Thailand, delivers a tropical experience with maximum temperatures averaging 29°C (85°F) and minimums around 25°C (77°F). This month is characterized by high humidity levels at 87%, creating a warm and humid atmosphere that invites beach lovers and rain seekers alike. However, be prepared for frequent showers, with precipitation totaling 336 mm (13.2 in) over approximately 24 rainy days. Embrace the lush green landscape that the rains cultivate, making November a unique time to explore the natural beauty of this vibrant island.
November in Ko Samui, Thailand, heralds the gentle transition into the cooler season, marked by temperatures that remain pleasantly warm. With a minimum of 25°C (77°F) and an average of 27°C (81°F), this tropical paradise continues to bask in comfortable weather. Visitors can expect a maximum of 29°C (85°F), making it ideal for beach outings and exploring the lush landscapes. As the rains taper off from October, the humidity begins to ease, offering a perfect blend of sun and serenity. The climate in November sets the stage for memorable holiday experiences, inviting travelers to enjoy the rich beauty and vibrant culture of this enchanting island.
November in Ko Samui, Thailand, marks a significant peak in precipitation, with an impressive 336 mm (13.2 in) of rainfall, making it the wettest month of the year. This surge in moisture aligns with an increase in rainy days, as the island experiences 24 days of precipitation, contributing to the lush, tropical landscapes that define the region. Following the trend from October's already substantial 241 mm (9.5 in), November's downpours demonstrate the transition into the wet season, where visitors can expect a mix of sunshine and showers. As the island embraces this seasonal shift, the vibrant surroundings bloom, showcasing the verdant beauty that thrives in these rainy conditions.
November in Ko Samui, Thailand, showcases a particularly humid atmosphere, with levels reaching around 87%. This marks a slight dip from the peak humidity observed in the preceding months of August and September, which hovered at an impressive 88% and 87% respectively. As the year winds down, humidity begins to gradually decrease following the intense summer months, yet November’s figures still reflect the island's characteristic tropical vibe—moist and lush. With December on the horizon, humidity levels will continue to drop, settling at around 83%, suggesting a transition into a more comfortable time for visitors seeking warmth while avoiding the extreme moisture of the previous months.
In November, Ko Samui, Thailand, maintains a strikingly high UV Index of 11, categorized as extreme, with a burn time of just 10 minutes. This marks a slight decrease from the peak months of March and April, where the UV Index reached 15. However, even in November, the sun remains intense, making sun protection essential for outdoor enthusiasts. Throughout the year, the UV levels consistently show a trend of maintaining extreme exposure, particularly from January through October. As the season transitions into the cooler months, the UV Index stabilizes at 11, hinting at the year-round need for vigilance against UV radiation. Be sure to plan accordingly to enjoy the beautiful beaches safely! For more information, visit Ko Samui UV Index.
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As November unfolds in Ko Samui, Thailand, visitors can expect a delightful average of 289 hours of sunshine. While this month sees a slight dip compared to the sun-drenched highs of March, which boasts an impressive 346 hours, it still maintains a vibrant glow that invites beachgoers and adventurers alike. The pattern of sunshine hours suggests a gradual decrease from the peak summer months, yet the warmth remains inviting, making November a perfect time to explore this tropical paradise. As daylight wanes heading into December, the island's charm continues to shine brightly, ensuring that each day is filled with promise and radiance.
In Ko Samui, Thailand, the likelihood of sunny weather in November sharply declines to just 8%, making it one of the cloudiest months of the year. This trend follows a consistent pattern throughout the rainy season, where the chance of sunshine dwindles significantly from the earlier months. Notably, while January and February boast a more promising 32% and 58% of sunny days respectively, November’s overcast skies mark a stark contrast. After a summer filled with minimal sun—where July and August see as little as 18% and 9% sun chances—it becomes clear that if you're looking for bright days, you might want to rethink your travel plans for this tropical paradise during late autumn.
In Ko Samui, Thailand, November marks the transition back to shorter days, offering 11 hours of daylight much like January and October. The year unfolds with a gradual increase in daylight starting from 11 hours in the early months, peaking at 12 hours from March through September. This consistent stretch of longer days encourages outdoor exploration and beach activities, making the most of the tropical paradise. As the year winds down, daylight durations revisit that earlier rhythm, reminding visitors of the cozy charm of the island during the final months.
In November, Ko Samui experiences a pleasant transition in wind patterns, with an average wind speed of 5.0 m/s (11 mph). This slight uptick from October reflects a consistent trend, as the island's winds typically begin to strengthen during the latter part of the year. Following the calm of April, where winds dipped to 3.5 m/s (8 mph), the months leading to November show a gradual increase, with July peaking at 5.4 m/s before settling down slightly. As the island prepares to welcome the tourist season, the refreshing breezes of November offer the perfect backdrop for outdoor adventures, ensuring that the air is invigorating yet comfortable, ideal for those looking to explore the beauty of this tropical paradise.
Weather in Ko Samui varies notably across the year, with each month offering distinct climate conditions. This page compares November’s weather to other months in Ko Samui, focusing on differences in temperature, rainfall, humidity, and UV levels.
In comparing the weather of November and January, November tends to be hotter and wetter. The minimum temperature in November is slightly higher at 25°C (77°F), with an average of 27°C (81°F) and a maximum of 29°C (85°F). In contrast, January has a minimum of 24°C (76°F), an average of 27°C (80°F), and a maximum of 28°C (83°F). Notably, November experiences significantly more rainfall, with precipitation totaling 336 mm (13.2 in) over 24 days, compared to January’s 144 mm (5.7 in) across just 13 days. Additionally, humidity levels are higher in November at 87%, while January sees a more comfortable 72%. For more detailed insights, you can check out Ko Samui weather in January.
In November, temperatures on Ko Samui typically range from a minimum of 25°C (77°F) to a maximum of 29°C (85°F), with an average temperature of about 27°C (81°F). This month experiences significant rainfall, accumulating 336 mm (13.2 in) over approximately 24 days, contributing to a high humidity level of 87%. In contrast, February offers a similar temperature range, with a minimum of 25°C (77°F) and a maximum of 28°C (83°F), but with much less precipitation, totaling only 39 mm (1.5 in) over 8 days. The humidity drops to 68%, creating a noticeably drier and more comfortable atmosphere. For a detailed look at the weather conditions, check out Ko Samui weather in February.
November and March exhibit notably different weather patterns. In November, temperatures range from a minimum of 25°C (77°F) to a maximum of 29°C (85°F), with an average of 27°C (81°F). The month is characterized by heavy rainfall, receiving 336 mm (13.2 in) of precipitation over 24 days, resulting in high humidity levels at 87%. Conversely, March offers slightly warmer temperatures, with a minimum of 25°C (78°F) and a maximum of 30°C (86°F), averaging 28°C (82°F). Rainfall significantly decreases to just 38 mm (1.5 in) over 7 days, resulting in a more comfortable humidity level of 68%. For a closer look at the weather during this transition, check out Ko Samui weather in March.
In comparing the weather of November and April, both months offer warm temperatures, but April tends to be slightly hotter overall. November features a minimum temperature of 25°C (77°F) and averages around 27°C (81°F), peaking at a maximum of 29°C (85°F). However, it also experiences heavy rainfall, with 336 mm (13.2 in) of precipitation over 24 days and high humidity levels at 87%. In contrast, April has similar minimum temperatures at 25°C (77°F) but averages a bit warmer at 28°C (83°F) and can reach up to 31°C (88°F). Rainfall is significantly lower in April, with 144 mm (5.7 in) falling over just 15 days and humidity dropping to a more comfortable 69%. This makes April a drier and warmer month compared to the wetter November. For more specific details about the weather during April, you can check Ko Samui weather in April.
In comparing the weather between November and May, both months feature warm temperatures, but with some notable differences. November experiences slightly cooler average temperatures, ranging from a minimum of 25°C (77°F) to a maximum of 29°C (85°F), while May enjoys warmer conditions with temperatures peaking at 32°C (89°F). Additionally, November is characterized by significantly higher precipitation, with 336 mm (13.2 in) occurring over 24 days, compared to May's 126 mm (5.0 in) over 22 days. Moreover, November's humidity is higher at 87%, compared to May’s 77%. For more details on weather conditions during this month, check out Ko Samui weather in May.
When comparing the weather in November and June, November is characterized by slightly cooler temperatures, with an average of 27°C (81°F) compared to June's 28°C (84°F). The maximum temperature in November reaches 29°C (85°F), while June can get as warm as 32°C (89°F). November experiences significantly higher precipitation, totaling 336 mm (13.2 in) over 24 days, in contrast to June's 96 mm (3.8 in) across 18 days. Despite the similar humidity levels—87% in November and 86% in June—November's rainy season makes it considerably wetter. For more details, you can check Ko Samui weather in June.
When comparing the weather in November and July, both months feature warm temperatures, with November having a minimum of 25°C (77°F) and an average of 27°C (81°F), while July shows slightly warmer conditions with a minimum of 26°C (80°F) and an average of 28°C (83°F). July tends to be drier, experiencing only 79 mm (3.1 in) of precipitation over 17 days, whereas November is notably wetter with 336 mm (13.2 in) over 24 days. Humidity levels are similar, hovering around 86% in July and 87% in November, making both months feel quite humid. For a more detailed look at July weather, you can visit Ko Samui weather in July.
November and August exhibit distinct weather patterns, reflecting the transition from the rainy season to the cooler months. In November, temperatures range from a minimum of 25°C (77°F) to a maximum of 29°C (85°F), averaging around 27°C (81°F). In contrast, August tends to be slightly warmer with temperatures ranging from 26°C (79°F) to 31°C (89°F), and an average of 28°C (83°F). Precipitation levels are significantly higher in November, reaching 336 mm (13.2 in) over 24 days, compared to August's 80 mm (3.1 in) spread over 18 days. Humidity remains quite similar, with November at 87% and August at 88%. For more insights on August weather, you can check out Ko Samui weather in August.
In comparing the weather between September and November, it’s evident that November experiences slightly cooler temperatures, with average highs of 29°C (85°F) compared to September's maximum of 30°C (86°F). However, September has only a marginally higher minimum temperature of 26°C (78°F), while both months maintain similar average humidity levels at 87%. A significant difference is seen in precipitation, as November receives substantially more rainfall at 336 mm (13.2 in) over 24 days, compared to September's 151 mm (5.9 in) over 21 days. This increased rainfall in November suggests a wetter and more challenging weather pattern, making September a more favorable option for outdoor activities. For more detailed insights, check Ko Samui weather in September.
In comparing the weather of November to that of October, we find some notable similarities and differences. Both months feature a minimum temperature of 25°C (77°F) and an average temperature of 27°C (81°F), but November tends to have slightly cooler maximum temperatures, averaging at 29°C (85°F) compared to October's 30°C (85°F). Additionally, November experiences significantly more rainfall, with 336 mm (13.2 in) over 24 days, whereas October has 241 mm (9.5 in) of precipitation spread over 28 days. Humidity levels remain comparable, with November at 87% and October at 86%. For more detailed insights into October weather, you can visit Ko Samui weather in October.
In November, the weather is characterized by warm temperatures, with a minimum of 25°C (77°F) and an average around 27°C (81°F), reaching a maximum of 29°C (85°F). However, it is marked by significant rainfall, totaling 336 mm (13.2 in) over 24 days, and higher humidity levels at 87%. In contrast, December experiences slightly cooler conditions, with a minimum of 24°C (76°F) and comparable averages and maximums. Precipitation in December drops to 207 mm (8.1 in) over 17 days, leading to lower humidity levels at 83%. For more detailed insights into the conditions you can expect, check out Ko Samui weather in December.
As November unfolds in Ko Samui, visitors can expect a distinct shift in the island's weather patterns compared to earlier months. While temperatures remain warm, hovering around 27°C (81°F) on average, the increase in humidity reaching 87% creates a noticeably muggy atmosphere. This month also experiences a significant uptick in precipitation, with approximately 24 rainy days contributing to a total of 336 mm of rainfall—ideal for lush greenery but maybe not the best for beach lounging. Embrace the tropical charm of Ko Samui this November, but be prepared for the wet weather that marks the transition into the rainy season. For a more in-depth look, explore the full details of the island's weather at Ko Samui Climate.