Champasak in Summer
In summer (June, July and August), Champasak sees average daytime highs around 29°C and overnight lows near 23°C, with 1055 mm of rain over about 82 wet days across the season. It is the coldest season of the year and the wettest season of the year.
Across summer, daytime highs hold fairly steady around 29°C. The sky is clear or mostly clear about 2% of the time across summer, and the air most often feels oppressive.
Summer is Champasak's weakest season of the year to visit on our travel score. For the whole year in context, see Champasak's year-round climate.
- Avg daytime high
- 29°C
- coldest season of the year
- Avg overnight low
- 23°C
- Rainfall
- 1055 mm
- 82 wet days
- Avg wind
- 5 km/h
- Travel score
- 3.1
- weakest season of the year
- Months
- Jun · Jul · Aug
Temperature in Champasak in Summer
Across summer, daytime highs hold fairly steady around 29°C.
A typical summer day in Champasak reaches about 29°C and drops to 23°C overnight. The warmest of the three months is June, the coolest July.
How summer really feels in Champasak
Once humidity and wind are folded in, summer brings about 53 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.
Champasak 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 | 29° / 17° | 6 | 1.3 | 11.2 | 6.6 |
| Feb | 31° / 19° | 7 | 1.4 | 11.5 | 5.8 |
| Mar | 32° / 22° | 22 | 4.7 | 11.9 | 4.5 |
| Apr | 32° / 23° | 57 | 10.9 | 12.3 | 3.7 |
| May | 31° / 23° | 148 | 21.5 | 12.7 | 3.1 |
| Jun | 30° / 23° | 241 | 25.7 | 12.9 | 3.1 |
| Jul | 29° / 23° | 401 | 28.1 | 12.8 | 3.2 |
| Aug | 28° / 23° | 413 | 28.6 | 12.5 | 3.1 |
| Sep | 29° / 23° | 406 | 27.3 | 12.1 | 3.2 |
| Oct | 29° / 22° | 287 | 22.7 | 11.7 | 3.7 |
| Nov | 29° / 20° | 88 | 12 | 11.3 | 5.1 |
| Dec | 29° / 18° | 19 | 3.7 | 11.1 | 6.5 |
Cloud cover in Summer
The sky is clear or mostly clear about 2% of the time across summer.
Chance of precipitation in Summer
Champasak gets around 1055 mm of rain over 82 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 12 h 48 min in early June to 12 h 18 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 4.1 kWh/m².
Hazard calendar for Champasak
In summer, Champasak overlaps its pacific typhoon and monsoon season. The full year is below, with each hazard's peak months called out.
Champasak sits in the Pacific typhoon belt; the season peaks July–October.
Champasak's monsoon runs June–October, when most of the year's rain falls.
Is summer a good time to visit Champasak?
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 Champasak.
What to pack for Champasak in Summer
From summer's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In summer, Champasak sees daytime highs around 29°C and nights near 23°C. Pack light clothes and rain gear. About 82 days see rain.
UV index in Champasak 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 Champasak peaks around August 14 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 13 at about 8 (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) | 10 | 9 | 10 | 11 | 12 | 12 | 13 | 14 | 12 | 11 | 9 | 8 |
| Level | Very high | Very high | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Very high | Very high |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 10 | Very high |
| Feb | 9 | Very high |
| Mar | 10 | Extreme |
| Apr | 11 | Extreme |
| May | 12 | Extreme |
| Jun | 12 | Extreme |
| Jul | 13 | Extreme |
| Aug | 14 | Extreme |
| Sep | 12 | Extreme |
| Oct | 11 | Extreme |
| Nov | 9 | Very high |
| Dec | 8 | Very high |
Air quality in Champasak 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 Champasak is worst in March — around 110 µg/m³ PM2.5 (unhealthy), about 11.5× the cleanest month (December, 10 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) | 18 | 59 | 110 | 50 | 19 | 14 | 14 | 13 | 13 | 13 | 10 | 10 |
| Level | Moderate | Unhealthy | Unhealthy | Poor | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Good | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 18 | Moderate |
| Feb | 59 | Unhealthy |
| Mar | 110 | Unhealthy |
| Apr | 50 | Poor |
| May | 19 | Moderate |
| Jun | 14 | Moderate |
| Jul | 14 | Moderate |
| Aug | 13 | Moderate |
| Sep | 13 | Moderate |
| Oct | 13 | Moderate |
| Nov | 10 | Good |
| Dec | 10 | Good |
Where is Champasak?
Champasak sits at 14.9°N, 105.9°E, 0 m above sea level, in Laos. The nearest listed city is Pakse, 27 km away.
Topography around Champasak
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Champasak.
Within 3 km, the terrain around Champasak has only modest variations in elevation — a maximum elevation change of 17 m around an average of 96 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,353 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,628 m.
The land around Champasak is covered by cropland (39%) and water (32%) within 3 km, trees (57%) and cropland (27%) within 16 km, and trees (65%) and cropland (24%) 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 Champasak (14.892°, 105.8779°, elevation 0 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.