Last updated: August 27, 2025
In September, Ko Chang Tai experiences tropical weather characterized by warm temperatures and high humidity. With a maximum of 30°C (86°F) and an average temperature of 27°C (81°F), the climate remains inviting despite the minimum of 25°C (78°F) at night. However, this month is notable for its significant precipitation, totaling 531 mm (20.9 in) over 28 rainy days, resulting in a humidity level hovering around 82%. Visitors should be prepared for frequent rainfalls while enjoying the lush greenery and vibrant atmosphere this season brings.
In September, Ko Chang Tai, Thailand, maintains a delightful tropical climate, with temperatures that remain comfortably warm throughout the month. The minimum temperature hovers around 25°C (78°F), while the average settles at 27°C (81°F), providing a pleasant atmosphere for outdoor activities. With a maximum of 30°C (86°F), the month showcases a slight dip in daytime heat compared to the summer peaks seen in August and July. As the rainy season approaches, one can expect brief but refreshing rains, enhancing the lush surroundings. Overall, September serves as a lovely transitional month, striking a balance between warmth and the invigorating freshness of nature.
September in Ko Chang Tai, Thailand, continues the region's dramatic wet season, showcasing a hefty precipitation total of 531 mm (20.9 in), making it one of the rainiest months of the year. With rain falling on 28 days, the frequent downpours are characteristic of this time, though slightly less intense than the previous months of July and August, which recorded over 600 mm each. This pattern underscores a notable trend where precipitation peaks from June through September, contributing to the lush, verdant landscapes that define the island. As the month progresses towards October, a gradual decrease in rainfall is expected, hinting at the tail end of the monsoonal influence.
In September, Ko Chang Tai experiences a notable humidity level of 82%, making it one of the more humid months of the year. This slight decline from the peak of 84% in August signals the transition towards the end of the rainy season, as humidity levels begin to stabilize. Throughout the year, humidity shows an upward trend, peaking in the summer months of July and August, before tapering down slightly into October. Overall, the high humidity interspersed with the lush greenery and vibrant landscapes adds to the island’s tropical charm, making September a unique and alluring time to visit.
As September rolls in, Ko Chang Tai, Thailand, maintains its reputation for intense sun exposure, with a UV Index of 14. This month falls in line with the preceding summer months, showcasing a consistent trend of extreme UV levels from January through August. Notably, September mirrors the UV Index of July and August, emphasizing the region's relentless sunshine and the urgent need for sun protection, as the burn time remains a swift 10 minutes. As the year progresses toward October, a slight dip to a UV Index of 13 can be expected, but caution is still paramount. For those planning to bask in the beauty of Ko Chang Tai, it's crucial to stay informed and protect your skin adequately. Stay safe in the sun by checking the Ko Chang Tai UV Index for up-to-date info!
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September in Ko Chang Tai, Thailand, brings a gentle transition as the hours of sunshine begin to wane, totaling 254 hours for the month. While this marks a dip from the vibrant summer months of March and April, which boast over 300 hours of sun, it still holds its charm as the rainy season approaches. The gradual decline in sunlight from August's 268 hours to September's count signals a softening in the tropical heat, offering a reprieve for visitors seeking solace in this beautiful destination. As the year progresses, sunshine hours surge again towards the end of the year, making September a perfect time for those who enjoy milder weather amidst lush landscapes.
In Ko Chang Tai, Thailand, September marks one of the lower points for sunshine, with a mere 7% chance of sunny weather. This trend continues from the previous months of July and August, where the likelihood of clear skies dwindles to its lowest levels. As the rainy season peaks, visitors can expect overcast skies and frequent showers, making September a time when beach activities may take a backseat. However, the allure of this lush paradise doesn't fade; the verdant landscapes and quieter surroundings can provide a different, captivating experience for those who embrace the tropical ambiance. As September gives way to October, the chances of sunshine gradually improve, hinting at brighter days ahead.
In Ko Chang Tai, Thailand, the rhythm of daylight follows a predictable yet enjoyable pattern throughout the year. As the tropical days unfold, January and February greet the year with a steady 11 hours of sunlight, providing a gentle start to the seasons. By March, the days begin to stretch, reaching 12 hours, a trend that continues through the warmth of the summer months until August. September mirrors this summer peak, basking in 12 hours of daylight that enhance its vibrant beauty. However, as October approaches, there’s a subtle shift; daylight begins to wane, returning to 11 hours in the following months. This gradual transition not only marks the end of summer but also sets the stage for the cooler, shorter days ahead, creating a captivating cycle of light that defines life in this beautiful destination.
In September, the gentle caress of the wind in Ko Chang Tai, Thailand, brings an average speed of 4.2 m/s (9 mph), maintaining a delightful balance after the breezier summer months. Following the peak winds of July and August, where speeds soared to 5.6 m/s (12 mph) and 4.6 m/s (10 mph) respectively, September presents a slight lull, yet remains invigorating enough to stir the palm trees and invite beachgoers to experience the serene shores. This transitional month signals a gentle shift toward the milder winds of October, which averages 3.9 m/s (9 mph), hinting at the approaching cooler season. Overall, September embodies a harmonious blend of breezy days, perfect for soaking in the natural beauty of this tropical paradise.
Weather in Ko Chang Tai varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Ko Chang Tai, focusing on differences in temperature, rainfall, humidity, and UV levels.
In September, the weather is characterized by high humidity and substantial rainfall, with an average temperature of around 27°C (81°F) and max temperatures reaching 30°C (86°F). The month sees an impressive 531 mm (20.9 in) of precipitation over 28 days, creating a wet and steamy atmosphere.
In contrast, January offers a more moderate climate, featuring average temperatures still around 27°C (81°F), but with a lower maximum of 30°C (87°F) and a minimum temperature of 20°C (67°F). Rainfall is significantly reduced to just 33 mm (1.3 in) over only 7 days, which results in lower humidity levels at 68%. This makes January a much drier and more comfortable month compared to the rainy season experienced in September. For a closer look at the January weather, you can visit Ko Chang Tai weather in January.
In September, the weather is characterized by warmer temperatures, with a minimum of 25°C (78°F) and an average of 27°C (81°F), reaching a maximum of 30°C (86°F). This month experiences significant rainfall, accumulating 531 mm (20.9 in) over 28 days, and high humidity levels of 82%. In contrast, February presents a slightly cooler climate, with a minimum temperature of 22°C (72°F) and a maximum of 31°C (88°F), while maintaining the same average of 27°C (81°F). Notably, February sees much less precipitation at only 27 mm (1.1 in) over just 7 days, and humidity levels drop to 70%. For more detailed weather information, check out Ko Chang Tai weather in February.
In September, the weather features warm temperatures with a minimum of 25°C (78°F) and an average of 27°C (81°F), peaking at a maximum of 30°C (86°F). However, it is also the wettest month, receiving 531 mm (20.9 in) of rainfall over 28 days, resulting in high humidity at 82%. In contrast, March offers a slightly warmer average temperature of 28°C (82°F) with maximums reaching 31°C (88°F) and relatively lower precipitation of 68 mm (2.7 in) over 16 days, accompanied by humidity levels of 76%. For more detailed information on the weather during this month, you can visit Ko Chang Tai weather in March.
When comparing September and April weather, notable differences emerge in temperature and precipitation. September tends to be warmer, with average temperatures ranging from a minimum of 25°C (78°F) to a maximum of 30°C (86°F), while April features slightly cooler conditions with a minimum of 22°C (72°F) and a maximum of 31°C (88°F). However, September is marked by significantly higher rainfall, accumulating 531 mm (20.9 in) over 28 days, compared to April's 119 mm (4.7 in) over 19 days. Humidity levels are similar in both months, hovering around 82% in September and 79% in April. For more detailed information, you can check Ko Chang Tai weather in April.
In comparing the weather of September and May, both months exhibit warm temperatures with minimums around 25°C (78°F). However, May experiences slightly higher average temperatures, reaching 28°C (83°F) compared to September's 27°C (81°F), and boasts a maximum of 31°C (88°F) against September's 30°C (86°F). Notably, September is marked by significantly higher precipitation, totaling 531 mm (20.9 in) over 28 days, while May sees less at 322 mm (12.7 in) across 27 days. The humidity levels are also higher in September at 82%, while May maintains a more comfortable 77% humidity. For more detailed insights on the weather in May, you can visit Ko Chang Tai weather in May.
In comparing the weather between September and June, both months exhibit similar temperature ranges, with September recording a minimum of 25°C (78°F) and an average of 27°C (81°F), while June shows a slightly higher minimum of 26°C (78°F) and an average of 28°C (83°F). The maximum temperatures remain quite comparable, reaching 30°C (86°F) in September and 30°C (87°F) in June. However, September experiences more significant rainfall, accumulating 531 mm (20.9 in) over 28 days compared to June’s 554 mm (21.8 in) over 27 days. Humidity levels are almost identical, with September at 82% and June at 81%. For a more detailed look at the weather conditions, you can visit Ko Chang Tai weather in June.
In comparing the weather of September and July, both months experience similar temperature ranges, with minimum temperatures starting at 25°C (78°F) and maximum temperatures peaking at 30°C (86°F). However, July tends to be slightly warmer on average, with an average temperature of 28°C (82°F), compared to September's 27°C (81°F). When it comes to precipitation, July sees a higher total of 619 mm (24.4 in) over 30 days, while September has slightly less rain at 531 mm (20.9 in) across 28 days. Humidity levels are quite comparable, with July at 83% and September at 82%, contributing to the overall tropical feel of both months. For a more detailed look at July weather, you can check Ko Chang Tai weather in July.
In comparing the weather of September and August, both months maintain similar temperature ranges, with minimums around 25°C (78°F) to 26°C (78°F), average temperatures consistently at 27°C (81°F/82°F), and maximums peaking at 30°C (86°F). However, September experiences slightly less precipitation, with 531 mm (20.9 in) falling over 28 days, compared to August's 625 mm (24.6 in) over 29 days. Humidity is also marginally lower in September at 82%, while August holds a higher humidity level of 84%. For more information, you can check out Ko Chang Tai weather in August.
September and October exhibit similar warm temperatures, with September experiencing a minimum of 25°C (78°F), an average of 27°C (81°F), and a maximum of 30°C (86°F). In contrast, October sees a slightly higher maximum temperature of 31°C (88°F) while maintaining an overall average of 27°C (82°F). Both months are characterized by high humidity, although September is slightly more humid at 82% compared to October's 80%. Precipitation is notably reduced in October, with 377 mm (14.8 in) over 25 days, compared to September's 531 mm (20.9 in) across 28 days. For more detailed information on the weather in October, check out Ko Chang Tai weather in October.
In September, the weather is characterized by warmer temperatures, with a minimum of 25°C (78°F) and an average of 27°C (81°F), reaching a maximum of 30°C (86°F). However, this month is marked by significant precipitation, totaling 531 mm (20.9 in) over 28 days and accompanied by high humidity levels of 82%. In contrast, November experiences slightly cooler temperatures, with a minimum of 23°C (74°F) and an average of 28°C (82°F), peaking at 31°C (89°F). Precipitation in November is considerably less, averaging just 60 mm (2.4 in) over 12 days, while humidity remains stable at 81%. For a more detailed look at weather conditions in November, you can visit Ko Chang Tai weather in November.
In September, the weather is characterized by high temperatures with a minimum of 25°C (78°F) and an average of 27°C (81°F), peaking at 30°C (86°F). It is also quite wet, with 531 mm (20.9 in) of precipitation spread over 28 days, resulting in a high humidity level of 82%. In contrast, December offers a milder climate with a minimum temperature of 19°C (67°F), while maintaining the same average of 27°C (81°F) and reaching up to 31°C (88°F). Significantly less rainfall occurs in December, with only 32 mm (1.3 in) over just 5 days, and humidity levels drop slightly to 76%. For more details on the December weather, you can visit Ko Chang Tai weather in December.
September in Ko Chang Tai brings a unique blend of warmth and moisture, with daily temperatures typically hovering around a comfortable 27°C (81°F). Unlike the drier months, this time of year experiences substantial rainfall, contributing to the lush tropical landscape that defines the area. With nearly every day receiving some precipitation, the high humidity of 82% keeps the air thick and vibrant. This contrasts sharply with the clearer skies and less humid conditions of the drier months, making September a rich yet challenging time for outdoor activities. For a deeper dive into the weather patterns throughout the year, visit Ko Chang Tai Climate.