Last updated: August 27, 2025
In September, the average temperature in Khian Sa, Thailand hovers around 27°C (80°F), making it a warm getaway. Expect a minimum of 22°C (72°F) and a maximum of 35°C (95°F), so pack accordingly! However, be prepared for some rain, as the region experiences an average precipitation of 222 mm (8.8 in) over 24 days. With an average humidity of 87%, it’s advisable to stay hydrated and enjoy the tropical vibe!
In September in Khian Sa, the average temperature is 27°C (80°F). The maximum can reach 35°C (95°F), and the minimum can be as low as 22°C (72°F). This makes it a great time to enjoy outdoor activities and explore the local attractions in a warm and pleasant climate.
In Khian Sa in September, the total precipitation amount is 222 mm (8.8 in) over a span of 24 days.
In Khian Sa in September humidity is 87%. With an average temperature of 27°C (80°F), this humidity feels like a heavy blanket wrapping around you, making outdoor activities feel sticky and challenging for traveling.
In Khian Sa in September, the maximum UV index is 14, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, so it's crucial to take precautions. For the detailed hourly UV index in Khian Sa, you can check here.
UV Risk Categories
Weather in Khian Sa varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Khian Sa, focusing on differences in temperature, rainfall, humidity, and UV levels.
Temperature | Precipitation | Humidity | UV | |
---|---|---|---|---|
January Weather | 26°C (80°F) | 133 mm (5.2 inches) | 72% | extreme |
February Weather | 27°C (82°F) | 20 mm (0.8 inches) | 68% | extreme |
March Weather | 29°C (84°F) | 47 mm (1.9 inches) | 68% | extreme |
April Weather | 29°C (84°F) | 201 mm (7.9 inches) | 69% | extreme |
May Weather | 28°C (82°F) | 256 mm (10.1 inches) | 77% | extreme |
June Weather | 27°C (82°F) | 170 mm (6.7 inches) | 86% | extreme |
July Weather | 27°C (82°F) | 154 mm (6.1 inches) | 86% | extreme |
August Weather | 27°C (81°F) | 189 mm (7.4 inches) | 88% | extreme |
September Weather | 27°C (80°F) | 222 mm (8.8 inches) | 87% | extreme |
October Weather | 27°C (80°F) | 329 mm (12.9 inches) | 86% | extreme |
November Weather | 26°C (80°F) | 311 mm (12.3 inches) | 87% | extreme |
December Weather | 26°C (79°F) | 168 mm (6.6 inches) | 83% | extreme |