Last updated: August 27, 2025
September in Kathu, Thailand offers a warm tropical climate, characterized by a maximum temperature of 29°C (85°F) and an average temperature of 27°C (82°F), dropping slightly to a minimum of 25°C (78°F). This month is notable for its high humidity, averaging around 84%, which enhances the sultry atmosphere. Rainfall is quite significant, with a total precipitation of 283 mm (11.2 in) over 25 days, making it one of the wetter periods of the year. This blend of warmth and moisture creates a lush, vibrant environment, perfect for those seeking to experience the rich natural beauty of Kathu.
In Kathu, Thailand, the month of September embraces a warm tropical climate, with temperatures showing a subtle consistency that characterizes the region throughout the year. Typically, the minimum temperature hovers around 25°C (78°F), while average temperatures settle comfortably at 27°C (82°F), peaking at a maximum of 29°C (85°F). This slight dip from the hotter summer months indicates the onset of the rainy season, but doesn't turn away sun-seekers, as the warmth remains inviting. With September temperatures mirroring those of both August and October, it's clear that Kathu's climate offers a lovely balance of warmth, making it a delightful destination for visitors who appreciate tropical charm without the peak summer heat.
In September, Kathu, Thailand experiences one of its wettest months, with a remarkable 283 mm (11.2 in) of rainfall spread over 25 days. This substantial precipitation not only marks a peak in the monsoon season but also reflects a trend of increasing rainfall that builds through the preceding months, culminating from August's 230 mm to an impressive amount in September. As the monsoon continues into October, the precipitation is set to rise further, indicating a lush and vibrant landscape that's typical of this tropical region. The shift in weather patterns clearly emphasizes the importance of September as a pivotal month within the region’s annual climate cycle.
September in Kathu, Thailand marks a significant shift in humidity, rising to 84%, which is among the highest levels recorded throughout the year. This increase follows a gradual ascent from 76% in January, intensifying particularly in the summer months of June and July at 79%, and peaking in late summer and early autumn. The humid atmosphere in September sets the stage for a lush landscape, often accompanied by vivid tropical rainfalls. As the monsoon season transitions into autumn, humidity levels remain elevated, creating a sultry environment that characterizes the region's climate. This trend of high humidity is consistent, with November and December also reflecting similar levels, underscoring the tropical nature of Kathu's weather.
September in Kathu, Thailand, continues the trend of extreme UV exposure, maintaining a high UV Index of 14. This month marks a consistency in UV levels, mirroring the previous few months where the index hovered between 13 and 15. With a minimum burn time of just 10 minutes, it’s crucial for sun lovers to be vigilant about sun safety. As summer transitions into autumn, daily exposure remains potent, emphasizing the need for sunscreen and protective gear to shield against harmful rays. For more detailed insights on UV levels throughout the year, visit Kathu UV Index.
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September in Kathu, Thailand, greets visitors with 282 hours of radiant sunshine, making it a glorious time to enjoy the lush landscapes and vibrant culture. This month reflects a slight dip in sunlight compared to the peak summer months of March and April, which boast over 344 and 317 hours, respectively. Despite the decrease, September still thrives with ample daylight, especially when contrasted with the overcast tendencies typical of the following months. The consistent hours of sunshine throughout the year, especially the 311 hours in February and the 316 hours in July, paint a picture of Kathu as a sun-soaked paradise where every month has its charm, making it a year-round destination for sunseekers.
September in Kathu, Thailand, marks a time when the likelihood of sunny weather dips significantly, with only a 10% chance of sunshine. This decline follows the summer months, where brighter days are increasingly rare; in fact, the chances of clear skies begin to plummet starting in August. As the rainy season progresses, these consistent patterns reveal the shift from the vibrant days of earlier months, like February with a notable 48% sunshine chance, to a time when overcast skies are the norm. Visitors should prepare for more rainfall and embrace this tranquil season, as sunny spells become a rare treat in the lush, green backdrop of Kathu.
In September, Kathu, Thailand enjoys a balanced 12 hours of daylight, continuing the trend established in the previous five months. This period marks a consistent stretch where daylight remains steady, offering plenty of time for outdoor activities and exploration. Following this month, daylight begins to taper off slightly as October approaches, returning to the 11-hour mark typical of the early months of the year. Overall, September signifies a harmonious midpoint in Kathu’s yearly daylight cycle, emphasizing the region's tropical allure and vibrant daytime energy.
In September, Kathu, Thailand, experiences a gentle shift in its winds, with an average speed of 4.4 m/s (10 mph). This month marks a subtle decline from the summer's breezier days, where July and August brought forth winds averaging 5.5 m/s and 5.1 m/s, respectively. As the region transitions from the peak of the rainy season, wind speeds dip slightly but still maintain a comfortable flow, offering a pleasant backdrop for outdoor activities. Looking at the broader trend throughout the year, September's winds are consistent with the calmer patterns seen in early autumn, paving the way for a gradual return to the refreshing gusts of October, indicating that while summer winds may diminish, the spirit of Kathu remains invigorating and vibrant.
Weather in Kathu varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Kathu, focusing on differences in temperature, rainfall, humidity, and UV levels.
September and January exhibit notable differences in weather patterns. September generally experiences warmer temperatures, with a minimum of 25°C (78°F) and an average of 27°C (82°F), peaking at a maximum of 29°C (85°F). In contrast, January offers a slightly cooler climate, with temperatures starting at a minimum of 24°C (76°F) and reaching a maximum of 30°C (86°F), while maintaining a similar average of 27°C (81°F). However, September is characterized by significantly higher precipitation, totaling 283 mm (11.2 in) over 25 days and with a humidity level of 84%. In comparison, January sees much drier conditions, with just 113 mm (4.5 in) across 10 days and a lower humidity level of 76%. For more specifics on January weather, check out Kathu weather in January.
September and February exhibit striking contrasts in weather despite having similar average temperatures. In September, temperatures range from a minimum of 25°C (78°F) to a maximum of 29°C (85°F), but the month is characterized by high humidity at 84% and significant rainfall, totaling 283 mm (11.2 in) over 25 days. In contrast, February enjoys slightly warmer maximum temperatures, peaking at 31°C (87°F) with much dryer conditions, featuring only 16 mm (0.6 in) of precipitation spread over just 3 days and a lower humidity of 73%. This seasonal shift marks February as a more comfortable time for outdoor activities compared to the wet and humid September. For more details, you can check Kathu weather in February.
When comparing the weather in September and March, September tends to be more humid and rainy. With average temperatures ranging from a minimum of 25°C (78°F) to a maximum of 29°C (85°F), it experiences significant precipitation of 283 mm (11.2 in) over 25 days, resulting in an overall humidity level of 84%. In contrast, March presents slightly warmer temperatures, averaging between 25°C (78°F) and 30°C (87°F), but enjoys much less rainfall, with only 42 mm (1.7 in) over 8 days and a lower humidity of 74%. This makes March a drier and more comfortable month compared to the wet and humid conditions of September. For a detailed look at the specifics, you can check out Kathu weather in March.
September and April both showcase warm temperatures, but April tends to be slightly hotter on average, with temperatures peaking at 30°C (87°F) compared to September's maximum of 29°C (85°F). However, September experiences significantly higher rainfall, with 283 mm (11.2 in) over 25 days, while April sees only 165 mm (6.5 in) across 21 days. Additionally, humidity levels are higher in September at 84%, compared to 71% in April, making April feel more comfortable overall. For a closer look at the specifics, check out Kathu weather in April.
In comparing the weather conditions of September and May, we observe notable similarities and differences. Both months feature warm temperatures, with September having a minimum of 25°C (78°F) and an average of 27°C (82°F), while May offers slightly higher figures, with a minimum of 26°C (79°F) and an average of 28°C (83°F). Maximum temperatures are also marginally higher in May, reaching up to 30°C (87°F) compared to September's 29°C (85°F).
However, September experiences significantly more rainfall, with 283 mm (11.2 in) over 25 days, in contrast to May's 259 mm (10.2 in) over 27 days. Additionally, humidity is higher in September at 84%, while May enjoys a more comfortable 72%. These variations highlight how September tends to be wetter and more humid, while May is warmer but less rainy. For a more detailed overview, you can explore the Kathu weather in May.
In September, the weather is slightly warmer with average temperatures ranging from a minimum of 25°C (78°F) to a maximum of 29°C (85°F), while June sees a slightly higher average of 28°C (83°F) with maximums reaching 30°C (86°F). Both months experience significant rainfall, with September recording 283 mm (11.2 in) across 25 days, compared to June's 240 mm (9.4 in) over 24 days. Additionally, the humidity is higher in September at 84%, versus June's 79%. For more information, you can check Kathu weather in June.
In September, the weather tends to be slightly cooler than in July, with average temperatures reaching 27°C (82°F) compared to July's 28°C (83°F). Both months experience similar maximum temperatures of 29°C (85°F), but September has a higher minimum temperature of 25°C (78°F) versus July's 26°C (78°F). Additionally, September sees significantly more rainfall, with 283 mm (11.2 in) over 25 days, compared to July's 207 mm (8.1 in) over 20 days. Humidity levels are also higher in September at 84%, while July has a relatively lower humidity of 79%. For a detailed look into the weather patterns during July, you can check Kathu weather in July.
In comparing the weather between August and September, both months feature warm temperatures with minimums around 25°C (77°F-78°F) and averaging close to 28°C (82°F) in August and 27°C (82°F) in September. However, September tends to be slightly cooler, with a maximum of 29°C (85°F) compared to August's peak of 30°C (86°F). Precipitation levels also increase in September, reaching 283 mm (11.2 in) over 25 days, while August sees 230 mm (9.0 in) across 22 days. Humidity remains high in both months, with September slightly higher at 84% compared to August's 82%. For a more detailed look at the weather in August, visit Kathu weather in August.
In comparing the weather of September and October, both months showcase similar temperature ranges, with minimums around 25°C (77-78°F), averages of 27°C (81-82°F), and maximums reaching 29°C (85°F). However, October experiences slightly higher precipitation, totaling 309 mm (12.2 in) over 26 days, compared to September's 283 mm (11.2 in) over 25 days. Humidity levels remain comparable, with September at 84% and October slightly lower at 83%. For more detailed information, you can check out Kathu weather in October.
In September, the weather tends to be warm and humid, with temperatures ranging from a minimum of 25°C (78°F) to a maximum of 29°C (85°F). The month experiences considerable rainfall, totaling 283 mm (11.2 in) over 25 days, contributing to a high humidity level of 84%. By contrast, November maintains a similar temperature range, with a minimum of 25°C (77°F) and a maximum reaching 30°C (87°F). However, it sees less precipitation, with 218 mm (8.6 in) over 24 days, while humidity remains steady at 84%. Overall, November offers slightly warmer and drier conditions compared to September. For more detailed information, you can visit Kathu weather in November.
In comparing the weather between September and December, we can see some notable differences. September typically has a minimum temperature of 25°C (78°F) and an average of 27°C (82°F), with maximum temperatures reaching 29°C (85°F). However, it's also a very wet month, with a significant amount of rainfall totaling 283 mm (11.2 in) over about 25 days and a humidity level of 84%. In contrast, December sees slightly warmer temperatures, with a minimum of 24°C (76°F) and a higher maximum of 31°C (87°F), yet it experiences much less precipitation—only 135 mm (5.3 in) over 14 days, maintaining the same humidity level of 84%. For more detailed information on weather conditions during this month, you can check Kathu weather in December.
As September unfolds in Kathu, visitors can expect a tropical embrace characterized by high humidity and frequent rainfall. Unlike the drier months, this period is marked by significant precipitation, making it one of the wettest times of the year. The temperatures, while warm, are tempered by cloud cover and occasional showers, creating a unique atmosphere that sets September apart. For those planning to experience Kathu’s lush greenery and vibrant landscapes, this month offers a refreshing, albeit soggy, charm that invites adventure. To learn more about what makes Kathu's climate unique, visit Kathu Climate.