Luang Prabang in Summer
In summer (June, July and August), Luang Prabang sees average daytime highs around 30°C and overnight lows near 23°C, with 747 mm of rain over about 75 wet days across the season. It is the 2nd-warmest season and the wettest season of the year.
Across summer, daytime highs hold fairly steady around 30°C. The sky is clear or mostly clear about 3% of the time across summer, and the air most often feels oppressive.
Summer is Luang Prabang's weakest season of the year to visit on our travel score. For the whole year in context, see Luang Prabang's year-round climate.
- Avg daytime high
- 30°C
- 2nd-warmest season
- Avg overnight low
- 23°C
- Rainfall
- 747 mm
- 75 wet days
- Avg wind
- 5 km/h
- Travel score
- 3.1
- weakest season of the year
- Months
- Jun · Jul · Aug
Temperature in Luang Prabang in Summer
Across summer, daytime highs hold fairly steady around 30°C.
A typical summer day in Luang Prabang reaches about 30°C and drops to 23°C overnight. The warmest of the three months is June, the coolest August.
How summer really feels in Luang Prabang
Once humidity and wind are folded in, summer brings about 92 days that feel above 32°C and 0 that feel at or below 0°C.
The story in summer is heat — humidity pushes the afternoon "feels like" well above the raw temperature.
Luang Prabang weather by month
How the three summer months (June, July and August) compare with the rest of the year — the season's months are highlighted.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 25° / 13° | 17 | 2.6 | 10.9 | 8.4 |
| Feb | 28° / 15° | 10 | 1.8 | 11.3 | 7.8 |
| Mar | 30° / 17° | 35 | 5.6 | 11.9 | 5.7 |
| Apr | 31° / 20° | 80 | 11.9 | 12.4 | 4.3 |
| May | 31° / 22° | 136 | 19.1 | 12.9 | 3.5 |
| Jun | 30° / 23° | 174 | 22.4 | 13.2 | 3.1 |
| Jul | 29° / 23° | 272 | 25.4 | 13.1 | 3.2 |
| Aug | 29° / 23° | 302 | 27.6 | 12.7 | 3.1 |
| Sep | 29° / 22° | 191 | 22.4 | 12.1 | 3.7 |
| Oct | 28° / 20° | 71 | 11.3 | 11.5 | 5.9 |
| Nov | 27° / 17° | 22 | 4.2 | 11.1 | 7.7 |
| Dec | 24° / 14° | 19 | 2.8 | 10.8 | 8.5 |
Cloud cover in Summer
The sky is clear or mostly clear about 3% of the time across summer.
Chance of precipitation in Summer
Luang Prabang gets around 747 mm of rain over 75 wet days across summer. The line is the day-by-day chance of measurable precipitation.
Humidity in Summer
Most of summer feels oppressive — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Summer
Winds average 5 km/h across summer.
Sunrise & sunset in Summer
Daylight runs from about 13 h 06 min in early June to 12 h 24 min by late August. The lit band spans sunrise to sunset each day.
Solar energy in Summer
Average shortwave solar energy reaching the ground each day across summer, about 4.5 kWh/m².
Hazard calendar for Luang Prabang
In summer, Luang Prabang overlaps its pacific typhoon and monsoon season. The full year is below, with each hazard's peak months called out.
Luang Prabang sits in the Pacific typhoon belt; the season peaks July–October.
Luang Prabang's monsoon runs May–September, when most of the year's rain falls.
Is summer a good time to visit Luang Prabang?
Our two travel scores rate summer for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
summer is a weaker month for outdoor sightseeing in Luang Prabang.
What to pack for Luang Prabang in Summer
From summer's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In summer, Luang Prabang sees daytime highs around 30°C and nights near 23°C. Pack light clothes and rain gear. Worth having: sun protection. About 75 days see rain.
UV index in Luang Prabang in Summer
Clear-sky midday UV across summer averages around 13 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Luang Prabang peaks around June 21 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 17 at about 7 (very high).
The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 8 | 9 | 9 | 9 | 11 | 14 | 13 | 13 | 11 | 10 | 8 | 7 |
| Level | Very high | Very high | Very high | Very high | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Very high | High |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 8 | Very high |
| Feb | 9 | Very high |
| Mar | 9 | Very high |
| Apr | 9 | Very high |
| May | 11 | Extreme |
| Jun | 14 | Extreme |
| Jul | 13 | Extreme |
| Aug | 13 | Extreme |
| Sep | 11 | Extreme |
| Oct | 10 | Extreme |
| Nov | 8 | Very high |
| Dec | 7 | High |
Air quality in Luang Prabang in Summer
Average fine-particle pollution (PM2.5) through the year — so you can see where summer falls, not just the annual average.
Air quality in Luang Prabang is worst in April — around 548 µg/m³ PM2.5 (very unhealthy), about 72.1× the cleanest month (September, 8 µg/m³).
Modeled monthly averages (CAMS reanalysis, 2015–2024).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 12 | 27 | 342 | 548 | 46 | 10 | 9 | 8 | 8 | 8 | 8 | 9 |
| Level | Good | Moderate | Very unhealthy | Very unhealthy | Poor | Good | Good | Good | Good | Good | Good | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 12 | Good |
| Feb | 27 | Moderate |
| Mar | 342 | Very unhealthy |
| Apr | 548 | Very unhealthy |
| May | 46 | Poor |
| Jun | 10 | Good |
| Jul | 9 | Good |
| Aug | 8 | Good |
| Sep | 8 | Good |
| Oct | 8 | Good |
| Nov | 8 | Good |
| Dec | 9 | Good |
Where is Luang Prabang?
Luang Prabang sits at 19.9°N, 102.2°E, 296 m above sea level, in Laos. The nearest listed city is Nong Khiaw, 89 km away.
Topography around Luang Prabang
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Luang Prabang.
Within 3 km, the terrain around Luang Prabang has significant variations in elevation — a maximum elevation change of 267 m around an average of 316 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,308 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,821 m.
The land around Luang Prabang is covered by trees (44%) and artificial surfaces (22%) within 3 km, trees (70%) and grassland (22%) within 16 km, and trees (81%) within 80 km.
Laos travel facts
- Travel advisory
- Level 2
- Exercise Increased Caution
- Power plugs
- Type A / B / C / E / F
- 230 V · 50 Hz
- Prices
- ≈ 23% of US
- price level, 2025
- GDP per capita
- $2,325
- 2025
- Happiness
- 5.5 / 10
- World Happiness, 2025
- Safe drinking water
- 35%
- of population, 2024
- Road deaths
- 17.9
- per 100k/yr, 2019
- Income group
- Lower middle
- World Bank
- English
- Low
- EF EPI 461
- Religion
Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.
Data sources
Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Luang Prabang (19.8933°, 102.1525°, elevation 296 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google.