Vientiane Weather by Month — Temperature & Rainfall Guide

Vientiane is a region in Laos. Many people wonder what the weather conditions are in Vientiane over the year. What is the best time to visit Vientiane?

This page shows the average weather conditions by month in Vientiane over the year in: January, February, March, April, May, June, July, August, September, October, November, December.

In January the weather in Vientiane is generally perfect. In Vientiane you can expect very warm maximum average daytime temperatures around 31°C (88°F) and nighttime temperatures around 17°C (63°F). These night and day temperatures are an average and some days may be even warmer. So be prepared and bring light clothes.

Find more detailed climate information for Vientiane in January here.

In February the weather in Vientiane is generally perfect. In Vientiane you can expect very warm maximum average daytime temperatures around 33°C (91°F) and nighttime temperatures around 19°C (66°F). These night and day temperatures are an average and some days may be even warmer. So be prepared and bring light clothes.

Find more detailed climate information for Vientiane in February here.

In March the weather in Vientiane is generally unpleasant. In Vientiane you can expect very hot maximum average daytime temperatures around 35°C (95°F) and nighttime temperatures around 22°C (72°F). These night and day temperatures are an average and some days may be even warmer. So be prepared and bring light clothes.

Find more detailed climate information for Vientiane in March here.

In April the weather in Vientiane is generally poor. In Vientiane you can expect very hot maximum average daytime temperatures around 37°C (99°F) and nighttime temperatures around 25°C (77°F). On average, this month is one of the warmest months of the year in Vientiane. So be prepared and make sure to dress lightly.

Find more detailed climate information for Vientiane in April here.

In May the weather in Vientiane is generally poor. In Vientiane you can expect very warm maximum average daytime temperatures around 35°C (95°F) and nighttime temperatures around 25°C (77°F). These night and day temperatures are an average and some days may be even warmer. So be prepared and bring light clothes.

Find more detailed climate information for Vientiane in May here.

In June the weather in Vientiane is generally poor. In Vientiane you can expect very warm maximum average daytime temperatures around 34°C (93°F) and nighttime temperatures around 26°C (79°F). These night and day temperatures are an average and some days may be even warmer. So be prepared and bring light clothes.

Find more detailed climate information for Vientiane in June here.

In July the weather in Vientiane is generally poor. In Vientiane you can expect very warm maximum average daytime temperatures around 33°C (91°F) and nighttime temperatures around 26°C (79°F). These night and day temperatures are an average and some days may be even warmer. So be prepared and bring light clothes.

Find more detailed climate information for Vientiane in July here.

In August the weather in Vientiane is generally poor. In Vientiane you can expect very warm maximum average daytime temperatures around 33°C (91°F) and nighttime temperatures around 25°C (77°F). These night and day temperatures are an average and some days may be even warmer. So be prepared and bring light clothes.

Find more detailed climate information for Vientiane in August here.

In September the weather in Vientiane is generally poor. In Vientiane you can expect very warm maximum average daytime temperatures around 33°C (91°F) and nighttime temperatures around 25°C (77°F). These night and day temperatures are an average and some days may be even warmer. So be prepared and bring light clothes.

Find more detailed climate information for Vientiane in September here.

In October the weather in Vientiane is generally tolerable. In Vientiane you can expect very warm maximum average daytime temperatures around 33°C (91°F) and nighttime temperatures around 24°C (75°F). These night and day temperatures are an average and some days may be even warmer. So be prepared and bring light clothes.

Find more detailed climate information for Vientiane in October here.

In November the weather in Vientiane is generally perfect. In Vientiane you can expect very warm maximum average daytime temperatures around 32°C (90°F) and nighttime temperatures around 21°C (70°F). These night and day temperatures are an average and some days may be even warmer. So be prepared and bring light clothes.

Find more detailed climate information for Vientiane in November here.

In December the weather in Vientiane is generally perfect. In Vientiane you can expect very warm maximum average daytime temperatures around 30°C (86°F) and nighttime temperatures around 18°C (64°F). On average, this month is the coldest month of the year in Vientiane.

Find more detailed climate information for Vientiane in December here.