September Weather in Lamam, Laos

Last updated: August 23, 2025

In September, the average temperature in Lamam, Laos is a warm 26°C (79°F), with minimums dipping to 20°C (69°F) and maximums soaring up to 33°C (92°F). Expect significant moisture, as 374 mm (14.7 in) of precipitation spreads across 26 days, contributing to a high average humidity of 91%.

September Temperature in Lamam

In September in Lamam, the average temperature is 26°C (79°F). Maximum temperatures can reach 33°C (92°F), while minimums can drop as low as 20°C (69°F). This climate makes Lamam an ideal destination for travelers seeking warm and comfortable weather.

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

The chart illustrates September temperature patterns in Lamam, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Lamam, September typically has an average temperature of 26°C (79°F), with highs reaching up to 33°C (92°F) and lows dropping to around 20°C (69°F).

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

September Precipitation in Lamam

In Lamam in September, the precipitation amount is 374 mm (14.7 in), occurring over the course of 26 days.

September Precipitation Trends in Lamam

The chart displays monthly precipitation patterns in Lamam, 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 Lamam, September typically receives around 374 mm (14.7 inches) of precipitation spread over approximately 26 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 Lamam

In Lamam in September, humidity is 91%. With an average temperature of 26°C (79°F), this humidity feels like navigating through an invisible blanket, making even short strolls feel laborious and leaving a sticky sheen on your skin, which can be overwhelming for travelers.

September Average Humidity in Lamam

This chart illustrates the average monthly humidity levels in Lamam, 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 Lamam is approximately 91%, 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 Lamam

In Lamam 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 Lamam, you can check here.

Maximum UV Index Levels in Lamam for September

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

Data source: Lamam 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 Lamam Compares to Other Months

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

This table compares monthly weather conditions in Lamam, 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 (74°F)	4 mm (0.2 inches)	74%	very high
February Weather	25°C (77°F)	6 mm (0.2 inches)	65%	extreme
March Weather	27°C (82°F)	27 mm (1.1 inches)	53%	extreme
April Weather	28°C (82°F)	58 mm (2.3 inches)	49%	extreme
May Weather	27°C (82°F)	144 mm (5.7 inches)	72%	extreme
June Weather	27°C (81°F)	190 mm (7.5 inches)	86%	extreme
July Weather	26°C (79°F)	323 mm (12.7 inches)	91%	extreme
August Weather	26°C (78°F)	325 mm (12.8 inches)	93%	extreme
September Weather	26°C (79°F)	374 mm (14.7 inches)	91%	extreme
October Weather	25°C (78°F)	234 mm (9.2 inches)	88%	extreme
November Weather	25°C (76°F)	75 mm (3.0 inches)	85%	extreme
December Weather	23°C (73°F)	12 mm (0.5 inches)	82%	very high