September Weather in Hot, Thailand

Last updated: August 27, 2025

In Hot, Thailand, the average temperature in September is a comfortable 25°C (77°F). Expect the mercury to dip as low as 19°C (67°F) and soar to a maximum of 34°C (93°F). During this month, precipitation is notable, with an average of 179 mm (7.0 in) spread over 24 days, resulting in an average humidity of 83%—perfect for those who enjoy a lush, tropical atmosphere!

September Temperature in Hot

In September in Hot, the average temperature is 25°C (77°F). Maximums can reach 34°C (93°F), while minimums can drop to as low as 19°C (67°F). This pleasant climate makes it an ideal time for travelers to explore and enjoy outdoor activities in Hot.

September Weather in Hot: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Hot, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Hot, September typically has an average temperature of 25°C (77°F), with highs reaching up to 34°C (93°F) and lows dropping to around 19°C (67°F).

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

September Precipitation in Hot

In Hot, in September, the precipitation amount is 179 mm (7.0 in) spread over 24 days.

September Precipitation Trends in Hot

The chart displays monthly precipitation patterns in Hot, 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 Hot, September typically receives around 179 mm (7.0 inches) of precipitation spread over approximately 24 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 Hot

In Hot in September humidity is 83%. With an average temperature of 25°C (77°F), this humidity feels like a warm, enveloping blanket, making it essential for travelers to stay hydrated and seek shade to enjoy their adventures comfortably.

September Average Humidity in Hot

This chart illustrates the average monthly humidity levels in Hot, 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 Hot is approximately 83%, 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 Hot

In Hot 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 Hot, you can check here.

Maximum UV Index Levels in Hot for September

The chart shows the monthly maximum UV Index (UVI) for Hot 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 Hot typically reaches 14, which falls under the extreme exposure category.

Data source: Hot 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 Hot Compares to Other Months

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

This table compares monthly weather conditions in Hot, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	21°C (69°F)	19 mm (0.7 inches)	51%	very high
February Weather	22°C (72°F)	6 mm (0.2 inches)	46%	extreme
March Weather	25°C (78°F)	7 mm (0.3 inches)	38%	extreme
April Weather	26°C (80°F)	112 mm (4.4 inches)	36%	extreme
May Weather	26°C (80°F)	195 mm (7.7 inches)	63%	extreme
June Weather	26°C (79°F)	223 mm (8.8 inches)	81%	extreme
July Weather	25°C (78°F)	230 mm (9.1 inches)	83%	extreme
August Weather	25°C (78°F)	268 mm (10.5 inches)	91%	extreme
September Weather	25°C (77°F)	179 mm (7.0 inches)	83%	extreme
October Weather	24°C (76°F)	126 mm (5.0 inches)	67%	extreme
November Weather	23°C (74°F)	31 mm (1.2 inches)	60%	very high
December Weather	20°C (69°F)	23 mm (0.9 inches)	56%	very high