Climate averages 1991–2020
Juba weather
in August.
A hot, wet month: the coolest and the 11th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
August is a hot month in Juba: daytime highs average 29.5°C and nights cool to about 21.4°C. By daytime temperature it is the coolest month of the year.
Expect about 135 mm of rain on roughly 21 days, which makes August a wet month (the 11th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 17 min on an average August day.
The nearest other city in this atlas is Yei (131 km away). In August its highs average 27.5°C, 2.0°C cooler than Juba, with 199 mm of rain.
Among the 6 cities listed in South Sudan, Juba ranks joint 3rd of 6 for the warmest August highs and 1st of 6 for the driest August (rainfall, lowest first). The mean August high of those 6 cities is 29.2°C; Juba is 0.2°C warmer than that mean.
From August to September, average highs rise by 0.7°C to 30.2°C, and monthly rainfall falls from 135 mm to 113 mm.
The annual picture
August 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
Juba climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 35.9°C23.9°C | 23.9°C | 3.0 | 0.9 | 11.912 h |
| February | 37.4°C25.2°C | 25.2°C | 5.8 | 1.4 | 12.012 h |
| March | 36.6°C25.6°C | 25.6°C | 30 | 7.2 | 12.112 h |
| April | 34.0°C24.5°C | 24.5°C | 98 | 15.4 | 12.212 h |
| May | 31.7°C23.3°C | 23.3°C | 122 | 18.6 | 12.312 h |
| June | 30.4°C22.2°C | 22.2°C | 111 | 17.2 | 12.412 h |
| July | 29.6°C21.5°C | 21.5°C | 127 | 19.1 | 12.412 h |
| August, selected | 29.5°C21.4°C | 21.4°C | 135 | 21.0 | 12.312 h |
| September | 30.2°C21.7°C | 21.7°C | 113 | 18.1 | 12.112 h |
| October | 30.3°C21.9°C | 21.9°C | 172 | 20.8 | 12.012 h |
| November | 31.7°C22.3°C | 22.3°C | 72 | 11.6 | 11.912 h |
| December | 34.2°C23.0°C | 23.0°C | 9.2 | 2.2 | 11.812 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
August in nearby cities
- Yei in AugustSouth Sudan · 131 kmHigh 27.5°C · Low 18.8°C · 199 mm rain
- Arua in AugustUganda · 217 kmHigh 26.0°C · Low 17.0°C · 137 mm rain
- Gulu in AugustUganda · 244 kmHigh 26.6°C · Low 17.8°C · 200 mm rain
- Lira in AugustUganda · 324 kmHigh 26.9°C · Low 17.8°C · 146 mm rain
- Kotido in AugustUganda · 351 kmHigh 26.8°C · Low 17.1°C · 101 mm rain
- Masindi in AugustUganda · 354 kmHigh 26.3°C · Low 17.9°C · 133 mm rain
- Hoima in AugustUganda · 381 kmHigh 26.4°C · Low 18.0°C · 231 mm rain
- Bunia in AugustDemocratic Republic of the Congo · 395 kmHigh 25.7°C · Low 17.3°C · 109 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 Juba) is explained once on the Juba year overview and on the Sources, method and limits page.