August weather forecast
Laos

August in Laos marks the peak of the rainy season, characterized by the highest rainfall figures and frequent stormy weather across the country. Despite the substantial rainfall, temperatures remain relatively stable, with warm days and cool nights.

In Vientiane, located in the center-south region, the average daytime temperatures persist around 31°C (87.8°F). The combination of high temperatures and increased rainfall leads to high humidity levels, resulting in a hot and humid atmosphere.

The region around Luang Prabang in the north mirrors similar temperature patterns, with daytime highs around 30°C (86°F). As usual, nighttime temperatures in the highlands and mountains are cooler, providing relief from the daytime heat.

The volume of rainfall in August is the highest throughout the year, making it the wettest month in Laos. The Bolaven Plateau, situated in the south, is notable for receiving the highest annual rainfall of 3810mm (150"). The number of wet days is also at its highest, with torrential rain frequent, especially in the high-altitude areas.

Due to the increased rainfall and cloud cover, daily sunshine duration decreases slightly in August but still averages around 7 to 8 hours. The ultraviolet index of the sun decreases due to the rain and cloud cover but still remains relatively high, necessitating sun protection during any outdoor activities.

Relative humidity is also at its highest in August, reaching up to 84%. With its high rainfall and humidity levels, August embodies the peak of Laos' monsoon season. The weather can significantly impact outdoor activities and travel, especially in high-altitude areas where heavy rains can cause disruptions.

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• Vientiane - August »
  The month with the most rainfall in Vientiane is August, when the rain falls for 21 days and typically aggregates up to 335mm (13.19") of precipitation. The most humid month is August, with an average relative humidity of 84%.
• Luang Prabang - August »
  The month with the most rainfall in Luang Prabang is August, when the rain falls for 19 days and typically aggregates up to 289mm (11.38") of precipitation. August is the most humid month in Luang Prabang, Laos, with an average relative humidity of 89%.
• Pakse - August »
  August is the most humid month in Pakse, Laos, with an average relative humidity of 85%. The month with the most rainfall in Pakse is August, when the rain falls for 25 days and typically aggregates up to 524mm (20.63") of precipitation.
• Savannakhet - August »
  The months with the least sunshine in Savannakhet are June and August, with an average of 5h of sunshine. In Savannakhet in August, it is raining for 23 days, with typically 343mm (13.5") of accumulated precipitation.
• Thakhek - August »
  On the first day of August in Thakhek, sunrise is at 05:40 and sunset at 18:33. The shift from July to August in Thakhek is characterized by an average high-temperature of a tropical 30°C (86°F), not significantly different from the 29°C (84.2°F) of July.
• Phonsavan - August »
  The month with the most rainfall in Phonsavan is August, when the rain falls for 22 days and typically aggregates up to 301mm (11.85") of precipitation. On the first day of August in Phonsavan sunrise is at 05:43 and sunset at 18:43.
• Muang Kasi - August »
  In Muang Kasi in August, during 30.4 rainfall days, 293mm (11.54") of precipitation is typically accumulated. The most humid month in Muang Kasi is August, with an average relative humidity of 89%.
• Luang Namtha - August »
  The month with the most rainfall in Luang Namtha is August, when the rain falls for 25 days and typically aggregates up to 301mm (11.85") of precipitation. In Luang Namtha, in August, it is raining for 25 days, with typically 301mm (11.85") of accumulated precipitation.
• Muang Pa - August »
  The month with the most rainfall in Muang Pa is August, when the rain falls for 23.7 days and typically aggregates up to 199mm (7.83") of precipitation. August continues the trend of wet and humid weather conditions in Muang Pa but with the most rainfall of the year, totalling 199mm (7.83") spread across practically 23.7 days.