Luang Prabang features a tropical monsoon climate with warm weather year-round, distinct wet and dry seasons, and significant swings in rainfall and humidity. The dry season from November to April is pleasantly mild and sunny, while the wet season from May to October brings heavy downpours, lush landscapes, and higher humidity, shaping the city’s vibrant natural beauty and travel experience.
The best times to travel section shows how the months compare for a visit, so you can find the time of year that fits what you want to do.
Background colours of the months:
The colour shows the typical temperature: yellow (hot), green (mild) and blue (cold). How strong the colour is shows the travel season: full colour means high season, soft colour means shoulder season and soft-striped means off season.
Weather symbols:
Each month has one symbol showing what the weather is typically like, such as hot and sunny, freezing or a rainy or snowy season. Use them to quickly spot months that match the weather you want, or to avoid the ones that don't.
Crowdedness:
The people icon shows how busy the place usually is. The more people, the more crowded it gets.
Additional notes:
The grey info boxes point out special things worth knowing, like recurring weather issues or seasonal events.
Luang Prabang, nestled in northern Laos along the Mekong River, experiences a tropical climate with two main seasons. The dry season (November–April) brings clear skies, minimal rainfall, and mild temperatures. Daytime highs range from 26°C in January to 33°C in April, with nights cooling to 11–17°C. Sunshine is abundant, with up to 9 hours per day in April. The air is fresh, and evenings can be cool, especially from December to February. This period is ideal for exploring temples, trekking, and river cruises, though March and April can see smoky haze from agricultural burning.
The wet season (May–October) is marked by hot, humid conditions and frequent heavy rainfall, especially from June to September. Temperatures remain warm, averaging 24–32°C, but humidity rises sharply. August is the wettest month, with up to 312 mm of rain across 25 days, and the Mekong River can flood. Rain typically falls in short, intense bursts, often in the afternoon or evening, leaving mornings clearer. The landscape becomes lush and green, waterfalls swell, and the air feels fresher after rain. Despite the showers, there are still sunny intervals, and the scenery is at its most vibrant. Winds are generally light, with occasional breezier days during storms. Daylight lasts about 11–13 hours depending on the season.
| Average climate data for Luang Prabang, Laos | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Year |
| Average maximum temperature (°C) | 27 | 31 | 33 | 34 | 34 | 32 | 32 | 32 | 32 | 31 | 29 | 26 | 34 |
| Average minimum temperature (°C) | 14 | 15 | 18 | 22 | 23 | 25 | 24 | 24 | 23 | 21 | 18 | 14 | 14 |
| Average precipitation (mm) | 15 | 18 | 30 | 108 | 147 | 259 | 229 | 285 | 175 | 125 | 40 | 10 | 1,443 |
| Average rainfall days (days) | 2 | 2 | 3 | 9 | 12 | 14 | 16 | 19 | 12 | 6 | 3 | 1 | 99 |
| Average relative humidity (%) | 81 | 78 | 75 | 77 | 80 | 84 | 86 | 90 | 86 | 87 | 85 | 84 | 83 |
| Average daily daylight hours (h) | 11 | 11 | 12 | 12 | 13 | 13 | 13 | 12 | 12 | 11 | 11 | 11 | 12 |
| Average daily sunshine hours (h) | 6 | 7 | 6 | 6 | 6 | 4 | 4 | 4 | 6 | 6 | 6 | 5 | 6 |
| Average UV index | 8 | 11 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 10 | 9 | 8 | 11 |
The best time to visit Luang Prabang is from November to March, when the weather is dry, sunny, and comfortably mild (11–30°C). These months are perfect for outdoor activities, exploring temples, and river excursions, with clear skies, low humidity, and lush but accessible landscapes. Early booking is recommended as this is peak tourist season.
The least favourable time to visit is from July to September, when heavy monsoon rains, high humidity, and occasional flooding can disrupt travel plans. While the scenery is lush and waterfalls impressive, outdoor activities are often limited, and transport delays are more common. However, this period offers fewer crowds and lower prices.
Luang Prabang has a tropical monsoon climate with warm weather year-round. The dry season (Nov–Apr) is mild and sunny, while the wet season (May–Oct) brings heavy rain, high humidity, and lush greenery.
Temperatures in Luang Prabang range from 26°C in January to 33–38°C in April and May. Nights are cooler, especially in winter, dropping to 11–17°C. The hottest months are March to May, with high humidity.
The rainy season is from May to October, with the heaviest rain in August. Expect frequent afternoon downpours, high humidity, and lush landscapes. Rain usually falls in short, intense bursts.
Luang Prabang is humid year-round, especially in the wet season, with humidity often above 80%. Winds are generally light, but can be brisk during storms or heavy rain.
Pack light, breathable clothes, a jumper or jacket for cool evenings in winter, and waterproof gear for the rainy season. Sun protection, insect repellent, and comfortable shoes are essential in all seasons.
Luang Prabang never experiences snow. The coolest months are December and January, when nighttime temperatures can drop to 11°C, but days remain warm and pleasant. Cold spells below 10°C are rare.
Outdoor activities are best in the dry season (Nov–Mar) when weather is mild and dry. The wet season (May–Oct) brings lush scenery and fewer tourists, but heavy rains can limit trekking and river excursions.
The warmest month, with the highest average maximum temperature, is April (34.4 °C). The month with the lowest average maximum temperature is December (26.2 °C). Overall, the average maximum temperature over the whole year is 31.1 °C.
The month with the highest average minimum temperature is June (24.6 °C). The coldest month, with the lowest average minimum temperature, is January (14.1 °C). Overall, the average minimum temperature over the whole year is 20.1 °C.
The wettest month, with the highest amount of precipitation, is August (285.5 mm). The driest month, with the least amount of precipitation, is December (10.2 mm). Over the whole year there are 1,442.9 mm of rainfall on average.
The month with the most days of rain is August (19 days). The month with the fewest days of rain is December (1 days). Over the whole year there are 99.2 days of rain on average.
The month with the highest average relative humidity is August (89.7 %). The month with the lowest average relative humidity is March (74.5 %). The overall average relative humidity over the whole year is 82.8 %.
The month with the longest days, so the most daylight, is June (Average daylight: 13 h). The month with the shortest days, so the least daylight, is December (Average daylight: 11 h). Over the whole year there are 11.9 h of daylight per day on average.
The month with the most sunshine per day is February (Average sunshine: 7.1 h). The month with the least sunshine per day is August (Average sunshine: 4 h). Over the whole year there are 5.6 h of sunlight per day on average.
The months with the highest average UV index are March, April, May, June, July, August and September (UV index: 12). The months with the lowest average UV index are January and December (UV index: 8). Over the whole year the average UV index is 10.8.
