Climate averages 1991–2020
Yei weather
in October.
A hot, very wet month: the 8th warmest and the wettest of the year.
Long-term climate patterns, not a forecast for a particular trip.
October is a hot month in Yei: daytime highs average 28.0°C and nights cool to about 19.3°C. By daytime temperature it is the 8th warmest of the 12 months.
Expect about 225 mm of rain on roughly 26 days, which makes October a very wet month (the wettest month of the year). Daylight, from sunrise to sunset, lasts about 12 h 02 min on an average October day.
The nearest other city in this atlas is Arua (122 km away). In October its highs average 26.5°C, 1.5°C cooler than Yei, with 118 mm of rain.
Among the 6 cities listed in South Sudan, Yei ranks 6th of 6 for the warmest October highs and 6th of 6 for the driest October (rainfall, lowest first). The mean October high of those 6 cities is 30.8°C; Yei is 2.9°C cooler than that mean.
From October to November, average highs rise by 1.1°C to 29.1°C, and monthly rainfall falls from 225 mm to 123 mm.
The annual picture
October in context
Monthly rainfall
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Yei climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 33.3°C21.6°C | 21.6°C | 9.5 | 2.0 | 11.912 h |
| February | 34.4°C22.7°C | 22.7°C | 15 | 3.4 | 12.012 h |
| March | 33.0°C22.5°C | 22.5°C | 67 | 12.2 | 12.112 h |
| April | 30.6°C21.4°C | 21.4°C | 146 | 19.7 | 12.212 h |
| May | 29.0°C20.5°C | 20.5°C | 155 | 21.7 | 12.312 h |
| June | 27.9°C19.5°C | 19.5°C | 143 | 22.0 | 12.412 h |
| July | 27.3°C18.8°C | 18.8°C | 183 | 24.6 | 12.312 h |
| August | 27.5°C18.8°C | 18.8°C | 199 | 27.2 | 12.212 h |
| September | 27.9°C19.0°C | 19.0°C | 178 | 24.4 | 12.112 h |
| October, selected | 28.0°C19.3°C | 19.3°C | 225 | 25.9 | 12.012 h |
| November | 29.1°C19.7°C | 19.7°C | 123 | 16.2 | 11.912 h |
| December | 31.2°C20.4°C | 20.4°C | 21 | 4.0 | 11.912 h |
Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
October in nearby cities
- Arua in OctoberUganda · 122 kmHigh 26.5°C · Low 17.6°C · 118 mm rain
- Juba in OctoberSouth Sudan · 131 kmHigh 30.3°C · Low 21.9°C · 172 mm rain
- Gulu in OctoberUganda · 232 kmHigh 27.7°C · Low 18.7°C · 195 mm rain
- Bunia in OctoberDemocratic Republic of the Congo · 286 kmHigh 25.5°C · Low 17.7°C · 158 mm rain
- Masindi in OctoberUganda · 293 kmHigh 26.3°C · Low 18.3°C · 193 mm rain
- Hoima in OctoberUganda · 305 kmHigh 26.0°C · Low 18.3°C · 376 mm rain
- Lira in OctoberUganda · 321 kmHigh 27.9°C · Low 18.4°C · 157 mm rain
- Bakwa in OctoberDemocratic Republic of the Congo · 364 kmHigh 28.1°C · Low 20.5°C · 223 mm rain
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Yei) is explained once on the Yei year overview and on the Sources, method and limits page.