Vientiane Prefecture (Vientiane)
May
Weather in Vientiane Prefecture for May 2025
Your guide to Vientiane Prefecture weather in May - trends and predictions
In general, the average temperature in Vientiane Prefecture at the beginning of May is 40 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 33.9 °C by the end of May.
Expect significant rainfall in Vientiane Prefecture during May, with an average of 19 rainy days.
Is May a good time to visit Vientiane Prefecture? check out the best time to travel to Vientiane Prefecture page.
- New! Chat with our AI weatherman - it’s amazing and free.
12
Dry days
19
Rainy days
0
Snow days
38°/24°
Temperatures
12 km/h
Avg max wind
61 %
Avg humidity
Vientiane Prefecture in May average weather
Move between months or click on a day
| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  40° | 2  40° | 3 37° | 4 39° | |||
| 5  43° | 6  41° | 7 40° | 8 37° | 9  31° | 10 32° | 11 34° |
| 12 34° | 13 32° | 14 33° | 15 37° | 16 36° | 17 36° | 18 36° |
| 19 38° | 20 38° | 21 36° | 22 34° | 23 31° | 24 31° | 25 33° |
| 26 32° | 27 34° | 28 32° | 29 33° | 30 38° | 31 35° |
You can click on date
Access Vientiane Prefecture weather forecasts with a simple click. Select any date for comprehensive insights on temperature, rainfall, and wind conditions.
Temperatures trend during May in Vientiane Prefecture
See the weather trend as well as the moving average line
May weather day by day
Click on a date for more information
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 May | Heavy rain at times | 40° /26° | 0.7 mm | 9 | |
| 2 May | Overcast | 40° /28° | 0.3 mm | 9 | |
| 3 May | Heavy rain at times | 37° /25° | 4.5 mm | 8 | |
| 4 May | Overcast | 39° /25° | 1.7 mm | 8 | |
| 5 May | Patchy rain possible | 43° /28° | 0.3 mm | 9 | |
| 6 May | Partly cloudy | 41° /27° | 1.2 mm | 9 | |
| 7 May | Overcast | 40° /27° | 2.7 mm | 9 | |
| 8 May | Patchy rain possible | 37° /25° | 2.4 mm | 8 | |
| 9 May | Moderate or heavy rain shower | 31° /24° | 14.7 mm | 7 | |
| 10 May | Moderate or heavy rain shower | 32° /24° | 7.5 mm | 7 | |
| 11 May | Moderate or heavy rain shower | 34° /24° | 11.8 mm | 8 | |
| 12 May | Moderate or heavy rain shower | 34° /25° | 11.1 mm | 8 | |
| 13 May | Heavy rain at times | 32° /24° | 8.3 mm | 7 | |
| 14 May | Moderate or heavy rain shower | 33° /24° | 5.8 mm | 7 | |
| 15 May | Moderate or heavy rain shower | 37° /25° | 4.3 mm | 8 | |
| 16 May | Partly cloudy | 36° /24° | 1.4 mm | 9 | |
| 17 May | Partly cloudy | 36° /25° | 3.7 mm | 8 | |
| 18 May | Partly cloudy | 36° /25° | 2.3 mm | 8 | |
| 19 May | Partly cloudy | 38° /25° | 6.1 mm | 9 | |
| 20 May | Partly cloudy | 38° /25° | 26.8 mm | 9 | |
| 21 May | Partly cloudy | 36° /26° | 5 mm | 8 | |
| 22 May | Patchy rain possible | 34° /25° | 8.8 mm | 8 | |
| 23 May | Heavy rain at times | 31° /24° | 16.9 mm | 7 | |
| 24 May | Moderate or heavy rain shower | 31° /23° | 9.1 mm | 7 | |
| 25 May | Moderate rain at times | 33° /24° | 7.2 mm | 8 | |
| 26 May | Moderate or heavy rain shower | 32° /23° | 7.8 mm | 7 | |
| 27 May | Patchy rain possible | 34° /24° | 1.8 mm | 8 | |
| 28 May | Moderate or heavy rain shower | 32° /25° | 2.3 mm | 7 | |
| 29 May | Moderate or heavy rain shower | 33° /25° | 7.6 mm | 7 | |
| 30 May | Patchy rain possible | 38° /26° | 1.5 mm | 9 | |
| 31 May | Patchy rain possible | 35° /26° | 5.3 mm | 8 | |
| Next | |||||
Important Notice
Our weather forecast for Vientiane Prefecture in May is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Vientiane Prefecture forecast closer to your planned date for the most up-to-date weather information.
Vientiane Prefecture in May - FAQ
What are the expected maximum and minimum temperatures in Vientiane Prefecture during May?
With daytime temperatures soaring above 38° and not dropping much below 24° at night, May in Vientiane Prefecture is quite hot. Staying hydrated and avoiding peak sun hours is advisable.
How much rainfall should be expected in Vientiane Prefecture during May?
Significant rainfall exceeding 349.7 mm is expected in Vientiane Prefecture during May, occurring over more than 19 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Vientiane Prefecture during May?
The average wind speed in Vientiane Prefecture during May is 12 km/h, suggesting breezy to windy conditions, depending on your activities.
What to pack to Vientiane Prefecture in May?
As you prepare for your trip to Vientiane Prefecture in May, it's important to consider the typical weather patterns for the time of year. Below is a carefully tailored packing list to ensure that your time in Vientiane Prefecture, during May, is comfortable and enjoyable, regardless of the weather conditions.
- Clothing
- Lightweight Clothing: T-shirts, blouses, shorts, skirts
- Rain Gear: Lightweight, waterproof clothing
- Footwear
- Waterproof Shoes
- Sandals/Flip-flops: Comfortable for warm climates
- Accessories
- Sunglasses: For sun protection
- Sun Hats: Wide-brimmed hats for sun protection in warm weather
- Umbrellas/Raincoats: For rainy days
- Personal Items
- Sunscreen: High SPF for sunny destinations
- Lip Balm with SPF: To protect against chapped lips
May rainfall patterns in Vientiane Prefecture
Explore the daily rainfall trends and prepare for Vientiane Prefectures May weather 💧
UV exposure in Vientiane Prefecture during May
Stay informed about UV levels for safe outdoor activities throughout the month of May ☀️
Top locations in Vientiane Prefecture
Select a location for an accurate weather forecast
More Locations Quick links
You are here
Where is Vientiane Prefecture?Get accurate weather forecasts for Vientiane Prefecture, located at latitude 17.967 and longitude 102.6. Stay updated with localized weather information tailored for Vientiane Prefecture.
Found a mistake?
We appreciate your attention to details. Tell us here.