September Weather in Khlong Yai, Thailand

Last updated: August 27, 2025

In September, the average temperature in Khlong Yai, Thailand hovers around 26°C (78°F). The mercury can dip to a minimum of 22°C (72°F) and rise to a sizzling 33°C (92°F). Expect significant precipitation, with an average 525 mm (20.7 in) falling over 29 days, leading to a high average humidity of 87%. Stay prepared for a humid and wet climate during your visit!

September Temperature in Khlong Yai

In September in Khlong Yai, the average temperature is 26°C (78°F). Maximums can reach 33°C (92°F), while minimums can dip as low as 22°C (72°F). This makes it an ideal time for travelers looking to enjoy warm weather and outdoor activities.

September Weather in Khlong Yai: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Khlong Yai, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Khlong Yai, September typically has an average temperature of 26°C (78°F), with highs reaching up to 33°C (92°F) and lows dropping to around 22°C (72°F).

Data source: Temperature data for Khlong Yai generated using information from the Copernicus Climate Change Service.

September Precipitation in Khlong Yai

In Khlong Yai in September, the precipitation amount is 525 mm (20.7 in) spread over 29 days.

September Precipitation Trends in Khlong Yai

The chart displays monthly precipitation patterns in Khlong Yai, with values for each month alongside September’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September’s conditions compare to those of other months. In Khlong Yai, September typically receives around 525 mm (20.7 inches) of precipitation spread over approximately 29 days.

Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

September Humidity in Khlong Yai

In Khlong Yai in September humidity is 87%. With an average temperature of 26°C (78°F), this humidity feels like walking through a warm, damp blanket, making outdoor activities tiring and sweat-inducing for travelers.

September Average Humidity in Khlong Yai

This chart illustrates the average monthly humidity levels in Khlong Yai, with September’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In September, average humidity in Khlong Yai is approximately 87%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Khlong Yai

In Khlong Yai in September, the maximum UV index reaches an alarming 15, which falls into the extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take precautions. For detailed information, you can check the Hourly UV Index in Khlong Yai.

Maximum UV Index Levels in Khlong Yai for September

The chart shows the monthly maximum UV Index (UVI) for Khlong Yai in September, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In September, the maximum UV index in Khlong Yai typically reaches 15, which falls under the extreme exposure category.

Data source: Khlong Yai September UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

Extreme (11+): Avoid the sun, stay in shade.
Very High (8-10): Limit sun exposure.
High (6-7): Use SPF 30+ and protective clothing.
Moderate (3-5): Midday shade recommended.
Low (0-2): No protection needed.

How September Weather in Khlong Yai Compares to Other Months

Weather in Khlong Yai varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Khlong Yai, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Khlong Yai, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	26°C (78°F)	72 mm (2.8 inches)	62%	extreme
February Weather	26°C (78°F)	58 mm (2.3 inches)	61%	extreme
March Weather	26°C (79°F)	152 mm (6.0 inches)	61%	extreme
April Weather	27°C (80°F)	213 mm (8.4 inches)	67%	extreme
May Weather	27°C (80°F)	316 mm (12.4 inches)	78%	extreme
June Weather	26°C (79°F)	443 mm (17.4 inches)	84%	extreme
July Weather	26°C (79°F)	584 mm (23.0 inches)	86%	extreme
August Weather	26°C (79°F)	649 mm (25.5 inches)	88%	extreme
September Weather	26°C (78°F)	525 mm (20.7 inches)	87%	extreme
October Weather	26°C (79°F)	426 mm (16.8 inches)	84%	extreme
November Weather	26°C (79°F)	152 mm (6.0 inches)	84%	extreme
December Weather	26°C (78°F)	63 mm (2.5 inches)	76%	very high