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September Weather in Ban Namnga, Laos

Last updated: August 23, 2025

In September, the average temperature in Ban Namnga, Laos is a pleasant 25°C (77°F). You'll experience a comfortable range, with minimums dipping to 16°C (61°F) and highs reaching up to 33°C (93°F). Be prepared for some rain, as the area sees about 219 mm (8.6 in) of precipitation over 21 days during this month. With an average humidity of 82%, it's a time when the air feels both warm and a bit moist.

September Temperature in Ban Namnga

In September in Ban Namnga, the average temperature is 25°C (77°F). Maximums can reach 33°C (93°F) and minimums can be as low as 16°C (61°F). This pleasant climate makes it an ideal time to explore outdoor activities and enjoy the local attractions.

September Weather in Ban Namnga: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Ban Namnga, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Ban Namnga, September typically has an average temperature of 25°C (77°F), with highs reaching up to 33°C (93°F) and lows dropping to around 16°C (61°F).
JanFebMarAprMayJunJulAugSepOctNovDec636471747879787777736962
Data source: Temperature data for Ban Namnga generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in Ban Namnga

In Ban Namnga in September, the total precipitation amount is 219 mm (8.6 in) spread over 21 days.

September Precipitation Trends in Ban Namnga

The chart displays monthly precipitation patterns in Ban Namnga, 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 Ban Namnga, September typically receives around 219 mm (8.6 inches) of precipitation spread over approximately 21 days.
JanFebMarAprMayJunJulAugSepOctNovDec4927531611172513404012191212825
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Ban Namnga

In Ban Namnga in September, humidity is 82%. With an average temperature of 25°C (77°F), this humidity feels like a warm, oppressive blanket enveloping you as you explore, making every step feel more laborious and prompting the need for frequent hydration breaks.

September Average Humidity in Ban Namnga

This chart illustrates the average monthly humidity levels in Ban Namnga, 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 Ban Namnga is approximately 82%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec63%65%57%50%68%79%91%92%82%76%72%68%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Ban Namnga

In Ban Namnga 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 Ban Namnga, you can check here.

Maximum UV Index Levels in Ban Namnga for September

The chart shows the monthly maximum UV Index (UVI) for Ban Namnga 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 Ban Namnga typically reaches 14, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec810131314141414141298
Data source: Ban Namnga 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 Ban Namnga Compares to Other Months

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

This table compares monthly weather conditions in Ban Namnga, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather17°C (63°F)48 mm (1.9 inches)63%very high
February Weather18°C (64°F)27 mm (1.1 inches)65%very high
March Weather22°C (71°F)53 mm (2.1 inches)57%extreme
April Weather23°C (74°F)161 mm (6.3 inches)50%extreme
May Weather25°C (78°F)117 mm (4.6 inches)68%extreme
June Weather26°C (79°F)251 mm (9.9 inches)79%extreme
July Weather26°C (78°F)340 mm (13.4 inches)91%extreme
August Weather25°C (78°F)401 mm (15.8 inches)92%extreme
September Weather25°C (77°F)219 mm (8.6 inches)82%extreme
October Weather23°C (74°F)121 mm (4.8 inches)76%extreme
November Weather20°C (69°F)28 mm (1.1 inches)72%very high
December Weather17°C (62°F)25 mm (1.0 inches)68%very high

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