Juba weather in September
September in Juba: sweltering, rainy, with clean air — a great time to visit.
#3 of 12 months in Juba · #392 of 604 destinations to visit in September · comfort 73/100 (tier B)
Updated June 2026 · climate normals from ERA5 reanalysis
Juba climate normals — September
| Daytime high | 31°C / 87°F | 🔥 sweltering |
|---|---|---|
| Nighttime low | 22°C / 72°F | |
| Feels like (high) | 36°C / 97°F | |
| Rainfall | 102 mm / 4 in | 🌧 rainy |
| Rainy days | 17 days | |
| Humidity | 71% | 💧 humid |
| Dew point | 21°C / 69°F | |
| Sunshine | 10.3 h/day | |
| Daylight | 12.1 h | |
| Wind | 9 km/h / 6 mph | |
| Air quality (US AQI) | 41 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Juba in September — FAQ
- Is September a good time to visit Juba?
- September in Juba: sweltering, rainy, with clean air — a great time to visit. It ranks #3 of 12 months for Juba on SeasonMap's comfort score (73/100).
- What is the weather like in Juba in September?
- In September, Juba averages a daily high of 30.7°C and a low of 22.2°C, with about 101.6 mm of rain over roughly 17.4 rainy days.
- What is the air quality in Juba in September?
- Juba has a mean US Air Quality Index of about 41 in September.