Last updated: August 27, 2025
September in Kanchanaburi, Thailand, offers a tropical climate characterized by significant humidity, averaging 87%. Temperatures can soar to a maximum of 38°C (101°F), while the average hovers around a balmy 28°C (83°F) and dips to a minimum of 24°C (75°F). This month also brings considerable precipitation, with an accumulation of 204 mm (8.0 in) across 23 days, presenting a vibrant, lush landscape ideal for exploration. Whether you're seeking adventure in the stunning national parks or enjoying the tranquil rivers, September's weather in Kanchanaburi invites both thrill and respite.
In September, Kanchanaburi experiences a warm and humid climate, characteristic of its tropical environment. The minimum temperature hovers around 24°C (75°F), while the average rests at a comfortable 28°C (83°F). The maximum can reach up to 38°C (101°F), indicating that the heat is still quite notable. Compared to the previous months, September marks a slight dip from the sweltering peak summer temperatures seen in March and April. This transition introduces slightly cooler conditions, making it a more pleasant time for visitors looking to explore the natural beauty of the region. As the month progresses, the blend of warmth and moisture sets the stage for lush landscapes, showcasing Kanchanaburi’s vibrant flora and fauna.
September marks a peak in precipitation for Kanchanaburi, Thailand, delivering an impressive 204 mm (8.0 in) of rain over 23 days. This substantial rainfall is a continuation of the wet season, which begins ramping up in May and culminates in September's downpours. The trend is clear: as the year unfolds, precipitation increases significantly, with August already showcasing a hefty 169 mm (6.7 in). Following September, the rains start to taper off in October, yet still remain substantial at 179 mm (7.0 in). Such patterns highlight the region's monsoon climate, wherein the late rainy season brings frequent showers that contribute to the lush, vibrant environment characteristic of Kanchanaburi.
September in Kanchanaburi, Thailand, brings high humidity levels that reflect the region's tropical climate. With an average humidity of 87%, this month marks a slight decline from the 90% peak seen in August, yet it's still markedly high, underscoring the lingering rain-soaked atmosphere. This trend of increasing humidity from January through to August, peaking in mid-year, illustrates the region's transition into the wet season. As September progresses into October, humidity begins to taper off to 83%, hinting at the gradual shift towards the cooler months ahead. Overall, the consistent humidity levels throughout the year emphasize Kanchanaburi's lush, verdant landscape and rich tropical ecosystem.
In September, Kanchanaburi, Thailand, continues to experience extreme UV levels, with a UV Index consistently at 14, mirroring the intensity seen from March through August. This persistent high exposure category indicates a significant risk for skin damage, with a burn time of just 10 minutes under the blazing sun. As summer transitions to the rainy season, maintaining sun safety remains crucial for residents and visitors alike. For more detailed information, you can check out the full forecast at Kanchanaburi UV Index.
UV Risk Categories
September in Kanchanaburi, Thailand, offers a delightful balance of sunshine and respite from the intense summer heat. With 262 hours of sunlight, this month marks a gentle decline from the peak brightness of 332 hours in March and 318 hours in April, revealing a gradual transition into the lush, rainy season. While the daylight begins to wane slightly compared to the vibrant summer months, it still provides ample opportunity to explore the area’s stunning landscapes and rich culture. As the year progresses, September serves as a bridge, leading into the slightly sunnier October and painting a picturesque backdrop for travelers seeking both adventure and tranquility.
In Kanchanaburi, Thailand, the likelihood of sunny weather significantly decreases as the year progresses, reaching its nadir in September with just an 8% chance of sun. This trend is indicative of the region's rainy season, where the long, wet months of June through September show a dramatic shift from the sunny heights of early February at 79%. As autumn approaches, the chances of clear skies dwindle, making September one of the least favorable months for those seeking sunshine. Visitors should be prepared for overcast days and occasional downpours, as the region’s lush landscapes come to life under the monsoon rains.
In Kanchanaburi, Thailand, the pattern of daylight duration reveals a remarkable consistency throughout the year. From January to August, residents enjoy a steady 11 to 12 hours of daylight, fostering a vibrant outdoor lifestyle. As March ushers in the transition to longer days, daylight peaks at 12 hours and remains uninterrupted until the end of September. This period not only supports a thriving natural environment but also encourages social activities and tourism. As October approaches, daylight durations taper back to 11 hours, marking a gentle shift towards shorter days, yet the vibrant energy of the region remains palpable. Overall, September stands out as a month of equilibrium, maintaining that 12-hour daylight, perfect for exploring the diverse beauty of Kanchanaburi.
In September, Kanchanaburi experiences one of its calmest months, with an average wind speed of just 1.6 m/s (4 mph). This gentle breeze signals a transition toward the end of the rainy season, mirroring a gradual decline in wind speeds throughout the summer. Following a peak in June at 2.7 m/s, the winds tend to soften, culminating in this serene September atmosphere. As the month progresses, the outdoor ambiance becomes tranquil, inviting visitors to soak in the lush landscapes undisturbed by strong gusts. This harmonious weather, coupled with the region's stunning scenery, makes September an enchanting time to explore Kanchanaburi's natural beauty.
Weather in Kanchanaburi varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Kanchanaburi, focusing on differences in temperature, rainfall, humidity, and UV levels.
September is characterized by significantly warmer temperatures, with an average of 28°C (83°F) and maximums soaring up to 38°C (101°F). The month experiences high humidity levels at 87% and considerable rainfall, with 204 mm (8.0 in) across 23 days. In contrast, January showcases a much cooler climate, where temperatures range from a minimum of 14°C (58°F) to a maximum of 37°C (99°F), with an average of 27°C (80°F). Additionally, January is notably drier, receiving only 16 mm (0.6 in) of rain over just 2 days, and the humidity drops to 58%. For more detailed insights on January weather in Kanchanaburi, you can check Kanchanaburi weather in January.
In September, the weather is significantly warmer and more humid, with temperatures ranging from a minimum of 24°C (75°F) to a maximum of 38°C (101°F) and an average of 28°C (83°F). This month also experiences considerable rainfall, with 204 mm (8.0 in) of precipitation over 23 days, resulting in a high humidity level of 87%. In contrast, February offers a more pleasant climate with slightly cooler temperatures, where the minimum is 18°C (64°F), maintaining the same maximum of 38°C (101°F) and an average of 28°C (82°F). February is notably drier, receiving only 11 mm (0.4 in) of rain across just 3 days, and it features a lower humidity of 59%. For more details on February weather in this region, you can check out Kanchanaburi weather in February.
In comparing the weather of September and March, September tends to be characterized by high humidity and frequent rainfall, with an average temperature of 28°C (83°F) and a maximum that can reach up to 38°C (101°F). Specifically, September experiences about 204 mm (8.0 in) of precipitation over 23 days, resulting in a humidity level of 87%. In contrast, March presents a drier and hotter climate, with a minimum temperature of 20°C (68°F) and an impressive maximum of 41°C (105°F). The month sees minimal rainfall, averaging only 22 mm (0.9 in) over just 4 days, with a significantly lower humidity level of 62%. For a more detailed perspective on March weather, you can refer to Kanchanaburi weather in March.
In September, Kanchanaburi experiences a humid climate with average temperatures peaking at 28°C (83°F) and highs reaching up to 38°C (101°F). The month is characterized by significant rainfall, accumulating around 204 mm (8.0 in) over 23 days, resulting in an average humidity level of 87%. In contrast, April is hotter, with average temperatures around 31°C (87°F) and maximums soaring to 41°C (107°F). Notably, April sees much less precipitation, totaling only 79 mm (3.1 in) over 14 days and a considerably lower humidity of 69%. For more insights on April's weather, visit Kanchanaburi weather in April.
In comparing the weather patterns of September and May, we find that both months are relatively warm, but with distinct differences. September boasts an average temperature of 28°C (83°F), peaking at 38°C (101°F), accompanied by high humidity levels of 87% and considerable rainfall of 204 mm (8.0 in) over 23 days. In contrast, May is slightly warmer on average, with temperatures ranging from a minimum of 23°C (74°F) to a maximum of 41°C (106°F), yet it experiences less rainfall at 125 mm (4.9 in) over 20 days and lower humidity at 79%. These variations highlight the transition from the wet season in September to the hotter, drier conditions often seen in May. For further details on May's climate, visit Kanchanaburi weather in May.
When comparing the weather in September and June, both months showcase warm temperatures, but with some notable differences. In September, temperatures range from a minimum of 24°C (75°F) to a maximum of 38°C (101°F), with an average of 28°C (83°F). This month also experiences significantly higher precipitation, totaling 204 mm (8.0 in) over 23 days, maintaining a consistent humidity level of 87%. In contrast, June boasts slightly warmer temperatures, with a minimum of 25°C (77°F) and a maximum of 39°C (102°F), and averages around 30°C (85°F). However, it sees less rainfall, accumulating 117 mm (4.6 in) over 18 days, while also retaining the same humidity level of 87%. For a more detailed overview, you can check Kanchanaburi weather in June.
In comparing the weather of September and July, we observe that both months share a minimum temperature of around 24°C (75°F), highlighting a consistent warm baseline. However, September tends to be slightly cooler on average, with temperatures reaching a maximum of 38°C (101°F) compared to July's peak of 37°C (99°F). Additionally, September experiences significantly higher precipitation, totaling 204 mm (8.0 in) over 23 days, whereas July sees only 123 mm (4.8 in) across 21 days, resulting in wetter conditions. Humidity levels are also slightly elevated in July at 89%, compared to 87% in September. For a detailed look at July weather specifics, you can refer to Kanchanaburi weather in July.
In comparing the weather of September and August, both months exhibit similar temperature ranges, with September seeing a minimum of 24°C (75°F), an average of 28°C (83°F), and a maximum of 38°C (101°F), slightly higher than August's maximum of 37°C (99°F). Precipitation levels also rise in September, with 204 mm (8.0 in) recorded compared to August's 169 mm (6.7 in), while both months experience rainfall on 23 days. Notably, humidity remains high in both months, though it is marginally lower in September at 87% compared to 90% in August. For more detailed weather insights, you can refer to this link: Kanchanaburi weather in August.
In September, the weather in Kanchanaburi is typically hot and humid, with temperatures ranging from a minimum of 24°C (75°F) to a maximum of 38°C (101°F) and an average of 28°C (83°F). The month experiences significant rainfall, with 204 mm (8.0 in) of precipitation spread over 23 days, contributing to a high humidity level of 87%. In contrast, October sees slightly cooler temperatures, with minimums dropping to 21°C (71°F) and maximums reaching 35°C (96°F), while the average remains consistent at 28°C (82°F). Although October still has considerable rainfall—179 mm (7.0 in) across 20 days—the humidity decreases to 83%. For more detailed information on the weather patterns, you can check Kanchanaburi weather in October.
September and November exhibit distinct differences in weather patterns. September tends to be hotter, with average temperatures reaching 28°C (83°F) and maximums soaring up to 38°C (101°F). However, it is considerably wetter, with precipitation totaling 204 mm (8.0 in) over 23 days, coupled with high humidity at 87%. In contrast, November offers a more temperate experience, with average temperatures around 27°C (81°F) and maximums of 35°C (95°F). Rainfall decreases significantly to 59 mm (2.3 in) spread over just 9 days, and humidity lowers to 77%. For further details on the weather in November, check this link: Kanchanaburi weather in November.
In September, the weather is characterized by high temperatures, with a minimum of 24°C (75°F) and an average of 28°C (83°F), while soaring to a maximum of 38°C (101°F). This month is also marked by significant rainfall, averaging 204 mm (8.0 in) over 23 days, contributing to a high humidity level of 87%. In contrast, December experiences milder temperatures, with a minimum of 16°C (61°F) and an average of 26°C (79°F), peaking at a maximum of 36°C (98°F). Precipitation drops dramatically to just 11 mm (0.4 in) over 2 days, and humidity decreases to a more comfortable 66%. For more detailed insights, you can check the Kanchanaburi weather in December.
As September rolls in, Kanchanaburi experiences a notable shift in its weather, distinguishing it from the preceding months. This time of year is marked by higher humidity levels, often reaching a muggy 87%, alongside frequent rainfall that totals around 204 mm over 23 days. While the maximum temperatures can soar to a sweltering 38°C, the average dips to a more manageable 28°C, providing a brief respite from the intense heat of the summer months. The abundant precipitation not only cools the atmosphere but also transforms the surrounding landscape into a lush, verdant paradise. For a more comprehensive look at how these changes reflect on Kanchanaburi's overall climate, check out Kanchanaburi Climate.