September Weather in Wiang Haeng, Thailand

Last updated: August 27, 2025

In Wiang Haeng, Thailand, the average temperature in September hovers around 24°C (75°F), with minimums dipping to 18°C (64°F) and maximums soaring to 33°C (92°F). Expect a substantial precipitation amount of 201 mm (7.9 in) spread over 25 days, leading to an average humidity of 83%. Be prepared for a warm and wet month!

September Temperature in Wiang Haeng

In September in Wiang Haeng, the average temperature is 24°C (75°F). The maximum can reach 33°C (92°F), while the minimum can be as low as 18°C (64°F). This makes Wiang Haeng an ideal destination for travelers seeking pleasant and comfortable weather.

September Weather in Wiang Haeng: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Wiang Haeng, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Wiang Haeng, September typically has an average temperature of 24°C (75°F), with highs reaching up to 33°C (92°F) and lows dropping to around 18°C (64°F).

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

September Precipitation in Wiang Haeng

In Wiang Haeng in September, the total precipitation amount is 201 mm (7.9 in) spread over 25 days.

September Precipitation Trends in Wiang Haeng

The chart displays monthly precipitation patterns in Wiang Haeng, 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 Wiang Haeng, September typically receives around 201 mm (7.9 inches) of precipitation spread over approximately 25 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 Wiang Haeng

In Wiang Haeng in September, humidity is 83%. With an average temperature of 24°C (75°F), this humidity feels like a warm blanket enveloping you, which can be quite stifling for traveling. You may find yourself frequently seeking shade or air conditioning, and it's wise to stay hydrated while exploring.

September Average Humidity in Wiang Haeng

This chart illustrates the average monthly humidity levels in Wiang Haeng, 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 Wiang Haeng 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 Wiang Haeng

In Wiang Haeng 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 Wiang Haeng, you can check here.

Maximum UV Index Levels in Wiang Haeng for September

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

Data source: Wiang Haeng 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 Wiang Haeng Compares to Other Months

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

This table compares monthly weather conditions in Wiang Haeng, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	19°C (66°F)	27 mm (1.1 inches)	51%	very high
February Weather	20°C (69°F)	10 mm (0.4 inches)	46%	very high
March Weather	24°C (75°F)	8 mm (0.3 inches)	38%	extreme
April Weather	25°C (77°F)	97 mm (3.8 inches)	36%	extreme
May Weather	25°C (78°F)	161 mm (6.4 inches)	63%	extreme
June Weather	25°C (77°F)	231 mm (9.1 inches)	81%	extreme
July Weather	24°C (76°F)	260 mm (10.3 inches)	83%	extreme
August Weather	24°C (76°F)	326 mm (12.9 inches)	91%	extreme
September Weather	24°C (75°F)	201 mm (7.9 inches)	83%	extreme
October Weather	23°C (74°F)	147 mm (5.8 inches)	67%	extreme
November Weather	21°C (71°F)	47 mm (1.9 inches)	60%	very high
December Weather	18°C (65°F)	25 mm (1.0 inches)	56%	very high