October weather forecast
Vientiane, Laos

October in Vientiane, Laos, marks the cessation of the monsoon season, leading to considerably less rainfall compared to September. Temperatures, however, remain steady between 22.9°C (73.2°F) and 30.8°C (87.4°F). The decrease in the frequency and intensity of rain showers lends itself to a more comfortable, less humid climate. The transition from the rainy to the dry season brings forth vibrant autumnal hues in the tropical foliage, significantly enhancing the city’s entire aesthetic.

Temperature

The introduction of October sees an average high-temperature of a still tropical 30.8°C (87.4°F), hardly deviating from September. During October, Vientiane experiences an average low-temperature of 22.9°C (73.2°F) at night.

Heat index

In October, the heat index is computed to be a blisteringly hot 40°C (104°F). Undertake additional precautions, heat cramps and heat exhaustion could happen. Heatstroke could occur from sustained activity.
Heat index details are generally centered around shaded locations and a mild breeze. The heat index may experience an enhancement of 15 Fahrenheit (8 Celsius) degrees under direct sunlight.
Note: The heat index, also known as 'real feel' or 'feels like', determines the feeling of heat when you account for the relative humidity. The impact of weather is individual, with diverse individuals experiencing it differently due to variations in body mass, height, and activity levels. It is important to note that direct sunlight can intensify the weather impact, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical to babies and toddlers. Children commonly overlook the importance of rest and fluid replenishment. Thirst, being a delayed sign of dehydration, emphasizes the need to keep hydration up, especially during lengthy physical activities.
Sweat evaporation, driven by perspiration, is the method the human body uses to rid itself of excessive warmth. An elevated level of relative humidity hinders evaporation, leading to decreased heat elimination from the body, inducing a sensation of excess heat. Accumulating more heat than the body can dissipate leads to an uptick in body temperature, with potential heat stress consequences.

Humidity

In Vientiane, the average relative humidity in October is 78%.

Rainfall

In Vientiane, in October, it is raining for 9 days, with typically 78mm (3.07") of accumulated precipitation. Throughout the year, there are 118 rainfall days, and 1661mm (65.39") of precipitation is accumulated.

Daylight

In Vientiane, the average length of the day in October is 11h and 44min.
On the first day of October in Vientiane, sunrise is at 05:59 and sunset at 17:58. On the last day of the month, sunrise is at 06:08 and sunset at 17:37 +07.

Sunshine

The average sunshine in October is 8h.

UV index

In Vientiane, the average daily maximum UV index in October is 11. A UV Index value of 11, and more, symbolizes an extreme threat to health from exposure to the Sun's UV radiation for the ordinary person.
Note: The maximum UV index of 11 during October leads to these instructions:
Employ all crucial safeguards, unprotected skin could burn rapidly. Avoid direct Sun exposure and stay in the shade between 10 a.m. and 4 p.m., a time when UV radiation is most intense, noting that not all shade structures offer full protection. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection. Directly after outdoor activities or swimming, a broad-spectrum sunscreen with SPF 30+ should be applied generously and reapplied frequently.