Borikhan in Fall
In fall (September, October and November), Borikhan sees average daytime highs around 31°C and overnight lows near 22°C, with 430 mm of rain over about 38 wet days across the season. It is the 2nd-warmest season and the 2nd-wettest season.
Across fall, daytime highs hold fairly steady around 31°C. The sky is clear or mostly clear about 38% of the time across fall, and the air most often feels miserable.
Fall is Borikhan's 2nd-best season to visit on our travel score. For the whole year in context, see Borikhan's year-round climate.
- Avg daytime high
- 31°C
- 2nd-warmest season
- Avg overnight low
- 22°C
- Rainfall
- 430 mm
- 38 wet days
- Avg wind
- 5 km/h
- Travel score
- 4.5
- 2nd-best season
- Months
- Sep · Oct · Nov
Temperature in Borikhan in Fall
Across fall, daytime highs hold fairly steady around 31°C.
A typical fall day in Borikhan reaches about 31°C and drops to 22°C overnight. The warmest of the three months is October, the coolest November.
How fall really feels in Borikhan
Once humidity and wind are folded in, fall brings about 64 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.
Borikhan 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° | 10 | 1.6 | 11 | 8.1 |
| Feb | 29° / 17° | 19 | 3 | 11.4 | 6.5 |
| Mar | 32° / 20° | 42 | 7.2 | 11.9 | 4.8 |
| Apr | 33° / 23° | 84 | 14.5 | 12.4 | 3.3 |
| May | 32° / 24° | 295 | 26.2 | 12.9 | 2.5 |
| Jun | 31° / 24° | 433 | 28.9 | 13.1 | 2.4 |
| Jul | 30° / 24° | 560 | 30.3 | 13 | 2.6 |
| Aug | 30° / 24° | 533 | 30.4 | 12.6 | 2.6 |
| Sep | 31° / 24° | 328 | 24.3 | 12.1 | 3.0 |
| Oct | 31° / 22° | 85 | 10.6 | 11.6 | 4.4 |
| Nov | 30° / 19° | 17 | 2.6 | 11.1 | 6.1 |
| Dec | 28° / 16° | 7 | 1 | 10.9 | 7.9 |
Cloud cover in Fall
The sky is clear or mostly clear about 38% of the time across fall.
Chance of precipitation in Fall
Borikhan gets around 430 mm of rain over 38 wet days across fall. The line is the day-by-day chance of measurable precipitation.
Humidity in Fall
Most of fall feels miserable — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Fall
Winds average 5 km/h across fall.
Sunrise & sunset in Fall
Daylight runs from about 12 h 24 min in early September to 11 hours 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 4.6 kWh/m².
Hazard calendar for Borikhan
In fall, Borikhan overlaps its monsoon season. The full year is below, with each hazard's peak months called out.
Borikhan's monsoon runs May–September, when most of the year's rain falls.
Is fall a good time to visit Borikhan?
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 Borikhan for sightseeing. The water and warmth also suit a beach or pool day.
What to pack for Borikhan in Fall
From fall's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In fall, Borikhan sees daytime highs around 31°C and nights near 22°C. Pack light clothes and rain gear. Worth having: sun protection. About 38 days see rain.
UV index in Borikhan 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 Borikhan peaks around August 10 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 15 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 | 11 | 10 | 11 | 13 | 13 | 13 | 12 | 10 | 8 | 7 |
| Level | Very high | Very high | Extreme | Very high | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Very high | Very high |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 8 | Very high |
| Feb | 9 | Very high |
| Mar | 11 | Extreme |
| Apr | 10 | Very high |
| May | 11 | Extreme |
| Jun | 13 | Extreme |
| Jul | 13 | Extreme |
| Aug | 13 | Extreme |
| Sep | 12 | Extreme |
| Oct | 10 | Extreme |
| Nov | 8 | Very high |
| Dec | 7 | Very high |
Air quality in Borikhan 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 Borikhan is worst in April — around 200 µg/m³ PM2.5 (very unhealthy), about 20.2× the cleanest month (November, 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) | 19 | 42 | 158 | 200 | 29 | 12 | 12 | 11 | 10 | 11 | 10 | 13 |
| Level | Moderate | Poor | Very unhealthy | Very unhealthy | Moderate | Good | Good | Good | Good | Good | Good | Moderate |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 19 | Moderate |
| Feb | 42 | Poor |
| Mar | 158 | Very unhealthy |
| Apr | 200 | Very unhealthy |
| May | 29 | Moderate |
| Jun | 12 | Good |
| Jul | 12 | Good |
| Aug | 11 | Good |
| Sep | 10 | Good |
| Oct | 11 | Good |
| Nov | 10 | Good |
| Dec | 13 | Moderate |
Where is Borikhan?
Borikhan sits at 18.6°N, 103.7°E, 165 m above sea level, in Laos. The nearest listed city is Pakxan, 20 km away.
Topography around Borikhan
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Borikhan.
Within 3 km, the terrain around Borikhan has only modest variations in elevation — a maximum elevation change of 220 m around an average of 183 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 599 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,671 m.
The land around Borikhan is covered by trees (63%) and cropland (20%) within 3 km, trees (79%) within 16 km, and trees (84%) 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 Borikhan (18.5629°, 103.7267°, elevation 165 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.