Bwiru Weather in September
With daytime temperatures of 27°C (81°F) and nighttime lows of 21°C (70°F), September in Bwiru brings high temperatures during the day. Do keep in mind that quite a bit of rainfall is typical. Around 114 mm (4.5 in) falls on average.
Rainfall in Bwiru in September
Historically, September sees about 6 days of rain, with a monthly average of 114 mm (4.5 in). The rain this month typically falls in concentrated bursts rather than all-day showers. Expect a few heavier spells rather than constant grey skies.
Temperature in Bwiru in September
In September, Bwiru sees high temperatures, with highs of 27°C (81°F). Nights drop to around 21°C (70°F). This kind of day-to-night contrast is typical for this time of year. With overnight lows of 21°C (70°F), evenings stay pleasantly warm.
Sunshine in Bwiru in September
The month enjoys around 252 hours of sunshine, creating mostly sunny days with good weather conditions.If you prefer dry days with pleasant temperatures, May, June, July and August typically offer the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Tanzania, check out our Bwiru's climate page.
Bwiru Temperature in September
Min Temperature
21°C (70°F)
Max Temperature
27°C (81°F)
Chance of Rain
20%
Precipitation
114 mm (4.5 in)
Rainy days
6 days
Humidity
58% *
Sunshine
252 hours *
Percentage Sunshine
*
Daily Historical Temperatures
35-year average (1985-2025)
Based on our historical records, temperatures in Bwiru typically stay consistent throughout September, with daily highs averaging around 27°C (81°F). Nights are pleasant, with lows around 20°C (68°F).
Average temperatures in September
Daily Historical Precipitation
35-year average (1985-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in September
Historical weather for Bwiru in September
Browse day-by-day weather records for Bwiru spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Bwiru historical weather extremes in September
Based on weather observations in Bwiru between 2003 and 2025, these are the recorded extremes during September.
- On September 23, 2024, temperatures climbed to 32°C (90°F), marking the warmest September day on record.
- On September 4, 2004, Bwiru saw its coldest September day with temperatures maxing out at 20°C (68°F).
- The lowest overnight temperature recorded in September was 13°C (55°F) (September 8, 2009).
Best Places in Tanzania in September
Find out more about the weather in Tanzania and which places have the best travel conditions in this month. See all of Tanzania in September →
perfect weather
pleasant
tolerable
unpleasant
poor
What to Wear in Bwiru in September
Warm weather calls for comfortable, breathable clothing in September. Cotton t-shirts, shorts, light dresses, and sandals are perfect. You might still want a light layer for evenings or air-conditioned places (for example buses). High rain levels are expected, so pack waterproof gear and an umbrella or poncho. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.What To Do in Bwiru in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Tanzania, check out our Bwiru's climate page.
Temperature Rainfall Sunshine Humidity
See the full Bwiru climate overview or explore weather in Tanzania.
