September Weather in Mae Ai, Thailand

Last updated: August 27, 2025

In September, the average temperature in Mae Ai, Thailand is a pleasant 25°C (77°F). Be prepared for a range, as temperatures can dip to a minimum of 19°C (67°F) and soar to a maximum of 34°C (93°F). With an average precipitation of 204 mm (8.0 in) over 24 days, and humidity levels reaching 83%, it's wise to embrace the warmth while staying ready for occasional showers.

September Temperature in Mae Ai

In September in Mae Ai, 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 Mae Ai.

September Weather in Mae Ai: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Mae Ai, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Mae Ai, 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 Mae Ai generated using information from the Copernicus Climate Change Service.

September Precipitation in Mae Ai

In Mae Ai in September, the precipitation amount is 204 mm (8.0 in) over the course of 24 days.

September Precipitation Trends in Mae Ai

The chart displays monthly precipitation patterns in Mae Ai, 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 Mae Ai, September typically receives around 204 mm (8.0 inches) of precipitation spread over approximately 24 days.

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

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Millimeters (mm) Inches (in)

September Humidity in Mae Ai

In Mae Ai 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 Mae Ai

This chart illustrates the average monthly humidity levels in Mae Ai, 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 Mae Ai 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 Mae Ai

In Mae Ai 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 Mae Ai.

Maximum UV Index Levels in Mae Ai for September

The chart shows the monthly maximum UV Index (UVI) for Mae Ai 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 Mae Ai typically reaches 15, which falls under the extreme exposure category.

Data source: Mae Ai 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 Mae Ai Compares to Other Months

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

This table compares monthly weather conditions in Mae Ai, 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 (67°F)	30 mm (1.2 inches)	51%	very high
February Weather	21°C (70°F)	6 mm (0.2 inches)	46%	very high
March Weather	25°C (77°F)	7 mm (0.3 inches)	38%	extreme
April Weather	26°C (80°F)	63 mm (2.5 inches)	36%	extreme
May Weather	27°C (81°F)	80 mm (3.2 inches)	63%	extreme
June Weather	26°C (80°F)	161 mm (6.4 inches)	81%	extreme
July Weather	26°C (79°F)	230 mm (9.1 inches)	83%	extreme
August Weather	25°C (78°F)	273 mm (10.8 inches)	91%	extreme
September Weather	25°C (77°F)	204 mm (8.0 inches)	83%	extreme
October Weather	24°C (76°F)	107 mm (4.2 inches)	67%	extreme
November Weather	22°C (72°F)	28 mm (1.1 inches)	60%	very high
December Weather	19°C (66°F)	23 mm (0.9 inches)	56%	very high