September Weather in Na Noi, Thailand

Last updated: August 27, 2025

In September, the average temperature in Na Noi, Thailand hovers around 27°C (81°F). Expect a minimum of 22°C (72°F) and a maximum of 35°C (95°F). You'll also encounter 192 mm (7.5 in) of precipitation spread across 23 days, contributing to an average humidity of 85%. Whether you're exploring or relaxing, be prepared for a warm, humid climate!

September Temperature in Na Noi

In September in Na Noi, the average temperature is 27°C (81°F). Maximums can reach 35°C (95°F) and minimums can drop to 22°C (72°F). This pleasant climate makes it an ideal time for travelers to explore and enjoy outdoor activities in Na Noi.

September Weather in Na Noi: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Na Noi, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Na Noi, September typically has an average temperature of 27°C (81°F), with highs reaching up to 35°C (95°F) and lows dropping to around 22°C (72°F).

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

September Precipitation in Na Noi

In Na Noi in September, the total precipitation amount is 192 mm (7.5 in) spread over 23 days.

September Precipitation Trends in Na Noi

The chart displays monthly precipitation patterns in Na Noi, 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 Na Noi, September typically receives around 192 mm (7.5 inches) of precipitation spread over approximately 23 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 Na Noi

In Na Noi in September humidity is 85%. With an average temperature of 27°C (81°F), this humidity feels like a thick blanket enveloping you, making every step feel heavier as sweat clings to your skin and the air feels almost tangible, which can be quite challenging for traveling.

September Average Humidity in Na Noi

This chart illustrates the average monthly humidity levels in Na Noi, 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 Na Noi is approximately 85%, 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 Na Noi

In Na Noi 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 Na Noi, you can check here.

Maximum UV Index Levels in Na Noi for September

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

Data source: Na Noi 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 Na Noi Compares to Other Months

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

This table compares monthly weather conditions in Na Noi, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	23°C (73°F)	18 mm (0.7 inches)	57%	very high
February Weather	24°C (76°F)	12 mm (0.5 inches)	53%	extreme
March Weather	28°C (82°F)	12 mm (0.5 inches)	45%	extreme
April Weather	28°C (84°F)	80 mm (3.1 inches)	39%	extreme
May Weather	29°C (84°F)	130 mm (5.1 inches)	66%	extreme
June Weather	28°C (83°F)	184 mm (7.2 inches)	79%	extreme
July Weather	27°C (81°F)	225 mm (8.9 inches)	90%	extreme
August Weather	27°C (80°F)	315 mm (12.4 inches)	92%	extreme
September Weather	27°C (81°F)	192 mm (7.5 inches)	85%	extreme
October Weather	26°C (80°F)	95 mm (3.7 inches)	72%	extreme
November Weather	26°C (78°F)	12 mm (0.5 inches)	64%	very high
December Weather	22°C (72°F)	13 mm (0.5 inches)	60%	very high