Ban Houakhoua in Fall
In fall (September, October and November), Ban Houakhoua sees average daytime highs around 30°C and overnight lows near 21°C, with 390 mm of rain over about 45 wet days across the season. It is the 3rd-warmest season and the 2nd-wettest season.
Over the season highs ease from about 31°C in early September to 28°C by late November. The sky is clear or mostly clear about 33% of the time across fall, and the air most often feels oppressive.
Fall is Ban Houakhoua's 2nd-best season to visit on our travel score. For the whole year in context, see Ban Houakhoua's year-round climate.
- Avg daytime high
- 30°C
- 3rd-warmest season
- Avg overnight low
- 21°C
- Rainfall
- 390 mm
- 45 wet days
- Avg wind
- 4 km/h
- Travel score
- 4.6
- 2nd-best season
- Months
- Sep · Oct · Nov
Temperature in Ban Houakhoua in Fall
Over the season highs ease from about 31°C in early September to 28°C by late November.
A typical fall day in Ban Houakhoua reaches about 30°C and drops to 21°C overnight. The warmest of the three months is September, the coolest November.
How fall really feels in Ban Houakhoua
Once humidity and wind are folded in, fall brings about 56 days that feel above 32°C and 0 that feel at or below 0°C.
The story in fall is heat — humidity pushes the afternoon "feels like" well above the raw temperature.
Ban Houakhoua weather by month
How the three fall months (September, October and November) 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 | 28° / 15° | 22 | 2.8 | 10.9 | 7.9 |
| Feb | 30° / 16° | 12 | 1.8 | 11.3 | 6.2 |
| Mar | 33° / 19° | 37 | 4.8 | 11.9 | 4.3 |
| Apr | 34° / 22° | 99 | 9.6 | 12.4 | 3.2 |
| May | 33° / 24° | 215 | 19.3 | 12.9 | 2.8 |
| Jun | 32° / 25° | 235 | 24.8 | 13.2 | 2.5 |
| Jul | 31° / 24° | 353 | 28 | 13.1 | 2.6 |
| Aug | 30° / 24° | 363 | 28.4 | 12.7 | 2.6 |
| Sep | 31° / 23° | 245 | 24.2 | 12.1 | 3.0 |
| Oct | 30° / 22° | 106 | 15.1 | 11.5 | 4.4 |
| Nov | 29° / 18° | 39 | 5.4 | 11 | 6.5 |
| Dec | 27° / 15° | 23 | 3.1 | 10.8 | 8.0 |
Cloud cover in Fall
The sky is clear or mostly clear about 33% of the time across fall.
Chance of precipitation in Fall
Ban Houakhoua gets around 390 mm of rain over 45 wet days across fall. The line is the day-by-day chance of measurable precipitation.
Humidity in Fall
Most of fall feels oppressive — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Fall
Winds average 4 km/h across fall.
Sunrise & sunset in Fall
Daylight runs from about 12 h 24 min in early September to 10 h 54 min by late November. The lit band spans sunrise to sunset each day.
Solar energy in Fall
Average shortwave solar energy reaching the ground each day across fall, about 4.3 kWh/m².
Hazard calendar for Ban Houakhoua
In fall, Ban Houakhoua overlaps its pacific typhoon and monsoon season. The full year is below, with each hazard's peak months called out.
Ban Houakhoua sits in the Pacific typhoon belt; the season peaks July–October.
Ban Houakhoua's monsoon runs May–September, when most of the year's rain falls.
Is fall a good time to visit Ban Houakhoua?
Our two travel scores rate fall for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
fall is a reasonable time to visit Ban Houakhoua for sightseeing. The water and warmth also suit a beach or pool day.
What to pack for Ban Houakhoua in Fall
From fall's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In fall, Ban Houakhoua sees daytime highs around 30°C and nights near 21°C. Pack light clothes and rain gear. About 45 days see rain.
UV index in Ban Houakhoua in Fall
Clear-sky midday UV across fall averages around 10 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Ban Houakhoua peaks around July 19 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 20 at about 7 (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) | 7 | 9 | 9 | 10 | 11 | 13 | 13 | 13 | 11 | 10 | 8 | 7 |
| Level | Very high | Very high | Very high | Very high | Extreme | Extreme | Extreme | Extreme | Extreme | Very high | Very high | High |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 7 | Very high |
| Feb | 9 | Very high |
| Mar | 9 | Very high |
| Apr | 10 | Very high |
| May | 11 | Extreme |
| Jun | 13 | Extreme |
| Jul | 13 | Extreme |
| Aug | 13 | Extreme |
| Sep | 11 | Extreme |
| Oct | 10 | Very high |
| Nov | 8 | Very high |
| Dec | 7 | High |
Air quality in Ban Houakhoua in Fall
Average fine-particle pollution (PM2.5) through the year — so you can see where fall falls, not just the annual average.
Air quality in Ban Houakhoua is worst in April — around 385 µg/m³ PM2.5 (very unhealthy), about 41.4× the cleanest month (October, 9 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) | 15 | 28 | 191 | 385 | 37 | 13 | 11 | 11 | 10 | 9 | 10 | 12 |
| Level | Moderate | Moderate | Very unhealthy | Very unhealthy | Poor | Moderate | Good | Good | Good | Good | Good | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 15 | Moderate |
| Feb | 28 | Moderate |
| Mar | 191 | Very unhealthy |
| Apr | 385 | Very unhealthy |
| May | 37 | Poor |
| Jun | 13 | Moderate |
| Jul | 11 | Good |
| Aug | 11 | Good |
| Sep | 10 | Good |
| Oct | 9 | Good |
| Nov | 10 | Good |
| Dec | 12 | Good |
Where is Ban Houakhoua?
Ban Houakhoua sits at 20.2°N, 100.5°E, 361 m above sea level, in Laos. The nearest listed city is Ban Khoan, 40 km away.
Topography around Ban Houakhoua
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Ban Houakhoua.
Within 3 km, the terrain around Ban Houakhoua has only modest variations in elevation — a maximum elevation change of 199 m around an average of 373 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 991 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,558 m.
The land around Ban Houakhoua is covered by cropland (38%) and trees (36%) within 3 km, trees (67%) and cropland (22%) within 16 km, and trees (82%) 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 Ban Houakhoua (20.2467°, 100.454°, elevation 361 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.