Arusha weather in September
Temperature, rain and sunshine in September: long-term averages from 30 years of weather data, not a forecast.
Holiday weather in September
Excellent
Best time to visit: January – February, May – October
What is the weather like in Arusha in September?
In September, Arusha is warm: daytime highs average 25 °C, and nights cool down to about 14 °C. Expect around 6 hours of sunshine a day. It hardly ever rains. All in all, September is an excellent month for a holiday in Arusha.
September compared
How the weather changes from August to October. Tap a month to open it.
| AugustAug | SeptemberSep | OctoberOct | |
|---|---|---|---|
| Score | 88 | 90 | 87 |
| Day | 23° | 25° | 26° |
| Night | 13° | 14° | 15° |
| Sun | 5 h | 6 h | 6 h |
| Rain days | 0 | 1 | 6 |
More details for September
- Daylight
- 12 h 5 min06:26 – 18:31
- UV index
- 15 · extremeclear sky, noon (estimate)All months
- Muggy days
- 0 daysdew point 18 °C or moreAll months
- Wind
- 11 km/haverage daily peakAll months
- Cloud cover
- 47 %on averageAll months
- Hot days
- 0 days30 °C or moreAll months
- Time zone
- UTC+3Africa/Dar_es_Salaam
How the score comes together
- Temperatureweight 50 %100 %
- Sunshineweight 20 %52 %
- Few rainy daysweight 30 %100 %
Each factor is rated from 0 to 100 % and weighted for the travel style “City break”.
What to pack in September
- Sunscreen
- Sunglasses & sun hat
- Light, breathable clothes
- A jumper for the evenings
Arusha in September: quick answers
Is Arusha hot in September?
Warm rather than hot: in September, daytime highs in Arusha average 25 °C and nights cool to about 14 °C.
Does it rain much in Arusha in September?
It hardly ever rains.
Arusha month by month
The whole year in ArushaAll destinations: TanzaniaWhere to go in September
Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0). Sources & licences