Weather in Bucharest in September
September in Bucharest is warm outdoor weather. Days are long enough to be useful. Shade starts to matter at midday.
In Romania, this is how Bucharest actually wears September, not how a country centroid would. Compared with August and January, September sits in the middle of Bucharest's year.
Pack for Bucharest in September, not for a brochure that was photographed in another season.

- Average temp
- 18°C
11–25°C
- Rainfall
- 62 mm
Showers likely
- Sunshine
- 7 h
hours per day
What to expect
Daytime
Warm days in Bucharest in September. A hat starts to earn its keep at midday. Evenings are the comfortable part of the clock.
You can walk at more hours than in the fierce months. Still build in a pause when the sun is high. Nights are easy.
Rain
September is a wetter month in Bucharest. Showers are part of the deal, not a spoiled surprise.
Waterproof shoes matter more than a rain plan for a beach, especially if a beach is not why you came. Build indoor hours into the afternoon.
Evening
Evenings are cooler. A layer helps after sunset.
What to pack
Sun protection
Rain jacket
A layer for cooler evenings
Where to stay in Bucharest
Dates are a starting point for September.

Travel guides for Bucharest
What to read before you book.
Average weather in Bucharest
TemperatureRainfall
Check another month
This is the month you are reading. Change either side to look at another.
FAQs about Bucharest
Climate averages for Bucharest, 1991–2020.
The best time to visit Bucharest is between May and October, the most comfortable stretch of the year on these averages.
July is the hottest month, with an average around 23°C.
June is the wettest month, with about 82 mm of rain.
No. These are 1991–2020 climate normals from Meteostat, not a live forecast. Actual weather in any given week can differ.
