Yambio in Fall
In fall (September, October and November), Yambio sees average daytime highs around 29°C and overnight lows near 21°C, with 546 mm of rain over about 71 wet days across the season. It is the 3rd-warmest season and the wettest season of the year.
Over the season highs climb from about 28°C in early September to 31°C by late November. The sky is clear or mostly clear about 9% of the time across fall, and the air most often feels muggy.
Fall is Yambio's 3rd-best season to visit on our travel score. For the whole year in context, see Yambio's year-round climate.
- Avg daytime high
- 29°C
- 3rd-warmest season
- Avg overnight low
- 21°C
- Rainfall
- 546 mm
- 71 wet days
- Avg wind
- 5 km/h
- Travel score
- 3.6
- 3rd-best season
- Months
- Sep · Oct · Nov
Temperature in Yambio in Fall
Over the season highs climb from about 28°C in early September to 31°C by late November.
A typical fall day in Yambio reaches about 29°C and drops to 21°C overnight. The warmest of the three months is November, the coolest September.
How fall really feels in Yambio
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.
Yambio 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 | 34° / 22° | 13 | 2.4 | 11.8 | 3.6 |
| Feb | 34° / 23° | 24 | 4.8 | 11.9 | 3.0 |
| Mar | 33° / 23° | 100 | 15 | 12 | 3.0 |
| Apr | 30° / 22° | 188 | 22.5 | 12.1 | 3.2 |
| May | 29° / 22° | 183 | 24.7 | 12.2 | 3.5 |
| Jun | 28° / 21° | 151 | 24.2 | 12.3 | 3.9 |
| Jul | 28° / 20° | 163 | 25.3 | 12.2 | 4.1 |
| Aug | 28° / 20° | 189 | 26 | 12.1 | 3.8 |
| Sep | 29° / 21° | 190 | 26.1 | 12 | 3.5 |
| Oct | 29° / 21° | 236 | 27.9 | 11.9 | 3.3 |
| Nov | 30° / 21° | 119 | 17.1 | 11.8 | 4.1 |
| Dec | 32° / 21° | 21 | 3.8 | 11.7 | 4.6 |
Cloud cover in Fall
The sky is clear or mostly clear about 9% of the time across fall.
Chance of precipitation in Fall
Yambio gets around 546 mm of rain over 71 wet days across fall. The line is the day-by-day chance of measurable precipitation.
Humidity in Fall
Most of fall feels muggy — 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 06 min in early September to 11 h 48 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 5.4 kWh/m².
Is fall a good time to visit Yambio?
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 weaker month for outdoor sightseeing in Yambio.
What to pack for Yambio in Fall
From fall's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In fall, Yambio sees daytime highs around 29°C and nights near 21°C. Pack light clothes and rain gear. Worth having: sun protection. About 71 days see rain.
UV index in Yambio in Fall
Clear-sky midday UV across fall averages around 12 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Yambio peaks around March 22 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 16 at about 10 (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 | 11 | 14 | 13 | 12 | 11 | 10 | 13 | 13 | 13 | 10 | 10 |
| Level | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Very high |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 10 | Extreme |
| Feb | 11 | Extreme |
| Mar | 14 | Extreme |
| Apr | 13 | Extreme |
| May | 12 | Extreme |
| Jun | 11 | Extreme |
| Jul | 10 | Extreme |
| Aug | 13 | Extreme |
| Sep | 13 | Extreme |
| Oct | 13 | Extreme |
| Nov | 10 | Extreme |
| Dec | 10 | Very high |
Air quality in Yambio 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 Yambio is worst in January — around 88 µg/m³ PM2.5 (unhealthy), about 11.5× the cleanest month (October, 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) | 88 | 75 | 37 | 14 | 10 | 15 | 16 | 11 | 9 | 8 | 17 | 71 |
| Level | Unhealthy | Unhealthy | Poor | Moderate | Good | Moderate | Moderate | Good | Good | Good | Moderate | Unhealthy |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 88 | Unhealthy |
| Feb | 75 | Unhealthy |
| Mar | 37 | Poor |
| Apr | 14 | Moderate |
| May | 10 | Good |
| Jun | 15 | Moderate |
| Jul | 16 | Moderate |
| Aug | 11 | Good |
| Sep | 9 | Good |
| Oct | 8 | Good |
| Nov | 17 | Moderate |
| Dec | 71 | Unhealthy |
Where is Yambio?
Yambio sits at 4.6°N, 28.4°E, 655 m above sea level, in South Sudan. The nearest listed city is Bakwa, 121 km away.
Topography around Yambio
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Yambio.
Within 3 km, the terrain around Yambio has only modest variations in elevation — a maximum elevation change of 51 m around an average of 652 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 131 m; within 80 km, significant variations in elevation — a maximum elevation change of 361 m.
The land around Yambio is covered by trees (36%), shrubs (24%) and grassland (21%) within 3 km, trees (45%) and shrubs (44%) within 16 km, and trees (73%) and shrubs (22%) within 80 km.
South Sudan travel facts
- Travel advisory
- Level 4
- Do Not Travel
- Prices
- ≈ 6% of US
- price level, 2021
- GDP per capita
- $1,080
- 2015
- Happiness
- 2.8 / 10
- World Happiness, 2019
- Homicide rate
- 14
- per 100k, 2012
- Road deaths
- 36.7
- per 100k/yr, 2019
- Income group
- Low
- World Bank
- 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 Yambio (4.5708°, 28.3942°, elevation 655 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.