Sekong in Fall
In fall (September, October and November), Sekong sees average daytime highs around 28°C and overnight lows near 20°C, with 589 mm of rain over about 54 wet days across the season. It is the 3rd-warmest season and the 2nd-wettest season.
Across fall, daytime highs hold fairly steady around 28°C. The sky is clear or mostly clear about 19% of the time across fall, and the air most often feels oppressive.
Fall is Sekong's 2nd-best season to visit on our travel score. For the whole year in context, see Sekong's year-round climate.
- Avg daytime high
- 28°C
- 3rd-warmest season
- Avg overnight low
- 20°C
- Rainfall
- 589 mm
- 54 wet days
- Avg wind
- 4 km/h
- Travel score
- 4.7
- 2nd-best season
- Months
- Sep · Oct · Nov
Temperature in Sekong in Fall
Across fall, daytime highs hold fairly steady around 28°C.
A typical fall day in Sekong reaches about 28°C and drops to 20°C overnight. The warmest of the three months is October, the coolest November.
How fall really feels in Sekong
Once humidity and wind are folded in, fall brings about 0 days that feel above 32°C and 0 that feel at or below 0°C.
fall sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.
Sekong 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 | 29° / 16° | 8 | 2 | 11.2 | 6.9 |
| Feb | 30° / 18° | 18 | 4.5 | 11.5 | 5.6 |
| Mar | 32° / 20° | 72 | 11.5 | 11.9 | 4.2 |
| Apr | 32° / 22° | 138 | 21.2 | 12.3 | 3.0 |
| May | 30° / 22° | 272 | 28.3 | 12.7 | 2.7 |
| Jun | 29° / 22° | 276 | 28.8 | 12.9 | 2.9 |
| Jul | 28° / 22° | 350 | 30.4 | 12.8 | 3.2 |
| Aug | 28° / 22° | 352 | 30.3 | 12.5 | 3.3 |
| Sep | 28° / 22° | 341 | 28.2 | 12.1 | 3.4 |
| Oct | 28° / 20° | 180 | 18.7 | 11.7 | 4.5 |
| Nov | 28° / 19° | 68 | 7.5 | 11.3 | 6.1 |
| Dec | 28° / 17° | 15 | 2.7 | 11.1 | 7.4 |
Cloud cover in Fall
The sky is clear or mostly clear about 19% of the time across fall.
Chance of precipitation in Fall
Sekong gets around 589 mm of rain over 54 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 18 min in early September to 11 h 12 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 4.4 kWh/m².
Hazard calendar for Sekong
In fall, Sekong overlaps its monsoon season. The full year is below, with each hazard's peak months called out.
Sekong's monsoon runs May–October, when most of the year's rain falls.
Is fall a good time to visit Sekong?
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 Sekong for sightseeing.
What to pack for Sekong in Fall
From fall's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In fall, Sekong sees daytime highs around 28°C and nights near 20°C. Pack light clothes and rain gear. Worth having: sun protection. About 54 days see rain.
UV index in Sekong in Fall
Clear-sky midday UV across fall averages around 11 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Sekong peaks around August 14 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 14 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 | 9 | 11 | 11 | 12 | 13 | 14 | 12 | 11 | 9 | 8 |
| Level | Very high | Very high | Very high | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Very high | Very high |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 10 | Very high |
| Feb | 9 | Very high |
| Mar | 9 | Very high |
| Apr | 11 | Extreme |
| May | 11 | 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 Sekong 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 Sekong is worst in March — around 185 µg/m³ PM2.5 (very unhealthy), about 26.0× the cleanest month (November, 7 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) | 16 | 63 | 185 | 66 | 16 | 11 | 11 | 10 | 9 | 9 | 7 | 8 |
| Level | Moderate | Unhealthy | Very unhealthy | Unhealthy | Moderate | Good | Good | Good | Good | Good | Good | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 16 | Moderate |
| Feb | 63 | Unhealthy |
| Mar | 185 | Very unhealthy |
| Apr | 66 | Unhealthy |
| May | 16 | Moderate |
| Jun | 11 | Good |
| Jul | 11 | Good |
| Aug | 10 | Good |
| Sep | 9 | Good |
| Oct | 9 | Good |
| Nov | 7 | Good |
| Dec | 8 | Good |
Where is Sekong?
Sekong sits at 15.3°N, 106.7°E, 148 m above sea level, in Laos. The nearest listed city is Ban Laongam, 61 km away.
Topography around Sekong
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Sekong.
Within 3 km, the terrain around Sekong has only modest variations in elevation — a maximum elevation change of 159 m around an average of 158 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 1,170 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,120 m.
The land around Sekong is covered by trees (60%) within 3 km, trees (83%) within 16 km, and trees (83%) 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 Sekong (15.3458°, 106.7237°, elevation 148 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.