Vientiane

Vientiane Weather in May

Average temperatures, rainfall, sunshine and the best places to visit in Vientiane, Laos in May.

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Vientiane

Are you planning a trip a to Vientiane, Laos in May and wondering what kind of weather to expect? This page has all the details you need.

What to Expect in Vientiane in May

Vientiane, Laos is a region in Laos. May in Vientiane generally has very warm temperatures, with heavy precipitation.

Temperatures

You can expect very warm maximum daytime temperatures of around 35°C (95°F) and nighttime temperatures around 25°C (77°F) in Vientiane. The temperatures mentioned for both day and night are typical averages. However some days might get even hotter. It's best to stay prepared by wearing cloths suitable for the warmth.

For specific regional insights in Vientiane, Laos, refer to the map provided below.

Precipitation

May is a very rainy month with an average rainfall of around 266 mm (10 in) in Vientiane.

Average sunshine

Plenty of sunshine can be expected in numerous places in May. Vientiane typically receives 198 hours of sunlight, making it ideal for those seeking sunny weather.

Explore Vientiane by month

Pick a month to see the average temperature, rainfall and sunshine in Vientiane - and find the best time to visit. (based on Vientiane)

January31°C (88°F) February33°C (91°F) March35°C (95°F) April37°C (99°F) May35°C (95°F) June34°C (93°F) This monthJuly33°C (91°F) August33°C (91°F) September33°C (91°F) October33°C (91°F) November32°C (90°F) December30°C (86°F)
Best Time to Visit Vientiane →

Best Places to Visit in Vientiane in May

Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across Vientiane.

Conditions Temperatures Precipitation
perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

Popular Destinations in Vientiane

What is the weather like in May for the most popular destinonation in Vientiane, Laos?

Vientiane

In May Vientiane generally has very high temperatures with maximum daytime temperatures around 35°C (95°F), minimum nighttime temperatures around 25°C (77°F) and heavy monthly rainfall. So on average the conditions are less favorable that month.

« April
May
June »
April
May
June
Max temperature
37°C (99°F)
35°C (95°F)
34°C (93°F)
Min temperature
25°C (77°F)
25°C (77°F)
26°C (79°F)
Monthly sun hours
226 hours
198 hours
144 hours
Monthly rainfall
80 mm (3.1 in)
266 mm (10 in)
321 mm (13 in)
Monthly rainy days
10 days
18 days
20 days
Weather conditions
less favorable
less favorable
less favorable
Climate in Vientiane →

Is your destination not in the list? Have a look at all destinations in Vientiane, in Laos.

In our records: Laos May extremes

Notable May records observed across cities in Laos in our climate database (1976 – 2026). Historic readings can vary in quality, so treat these as illustrative.

  • In our records, the warmest May day in Laos reached 44°C (111°F) in Thalat on May 2, 1990.

Vientiane weather in May: frequently asked questions

What is the weather like in Vientiane, Laos in May?

Vientiane, Laos typically experiences less favorable weather in May, part of the season. Daytime highs in Vientiane average around 35°C (95°F), and temperatures drop to about 25°C (77°F) at night.

What is the average temperature in Vientiane, Laos in May?

Average temperatures in Vientiane, Laos during May range from a nighttime low near 25°C (77°F) to a daytime high around 35°C (95°F) in Vientiane.

Does Vientiane, Laos get a lot of rain in May?

Expect plenty of rainfall. Vientiane records an average of 266 mm (10 in) in May, putting it among the wetter months for Vientiane, Laos.

Is May a Good Time to Visit Vientiane, Laos?

In our view, May might not be the best time to travel to Vientiane, Laos with often less favorable weather in Vientiane.

On average, the best time to visit Vientiane, Laos is in January, November and December with generally very good weather in Vientiane. The weather in March, April, May, June, July, August, September and October, on the other hand, tends to be less favorable.

Interested in more climate information?

We have much more information about the climate in Vientiane.

Weather and climate has detailed information for every country in the world. Are you going to Laos? Get detailed historical weather averages for many cities in Laos.

Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.

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