Windhoek weather in September
September in Windhoek: warm, dry, with clean air — an excellent time to visit.
#4 of 12 months in Windhoek · #38 of 604 destinations to visit in September · comfort 92/100 (tier S)
Updated June 2026 · climate normals from ERA5 reanalysis
Windhoek climate normals — September
| Daytime high | 29°C / 84°F | 🌤 warm |
|---|---|---|
| Nighttime low | 12°C / 54°F | |
| Feels like (high) | 25°C / 77°F | |
| Rainfall | 2 mm / 0.1 in | ☀️ dry |
| Rainy days | 0 days | |
| Humidity | 20% | 🌵 dry |
| Dew point | -5°C / 22°F | |
| Sunshine | 11.1 h/day | |
| Daylight | 12 h | |
| Wind | 21 km/h / 13 mph | |
| Air quality (US AQI) | 42 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
Where is Windhoek?
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Windhoek in September — FAQ
- Is September a good time to visit Windhoek?
- September in Windhoek: warm, dry, with clean air — an excellent time to visit. It ranks #4 of 12 months for Windhoek on SeasonMap's comfort score (92/100).
- What is the weather like in Windhoek in September?
- In September, Windhoek averages a daily high of 28.7°C and a low of 12.1°C, with about 1.7 mm of rain over roughly 0.4 rainy days.
- What is the air quality in Windhoek in September?
- Windhoek has a mean US Air Quality Index of about 42 in September.