Romania weather in September 2025

Expect 25°C daytime maximum temperatures in the shade with on average 7 hours of sunshine per day in Romania in September. Check more long-term weather averages for Romania in September before you book your next holiday to Romania in 2025/2026.

  • 25°C maximum daytime temperature in September in Romania (Bucharest)25
    25°C max day temperature
  • 7 hours of sunshine per day
  • 7 days with some rainfall in September in Romania (Bucharest)7
    7 days with some rainfall
  • 11°C minimum night-time temperature in September in Romania (Bucharest)11
    11°C min night temperature
  • 12 hours of daylight per day in September in Romania (Bucharest)12
    12 hours of daylight per day
  • No heat & humidity in September in Romania (Bucharest)0
    No heat & humidity
  • 44 mm monthly rainfall in September in Romania (Bucharest)44
    44 mm of monthly rainfall
  • UV (maximum) index 5 (Moderate) in September in Romania (Bucharest)5
    5 (Moderate) UV index

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The September weather guide for Romania (Bucharest) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Top Romania destinations

Below are average maximum temperatures at popular countries, regions and places in Romania in September. Select a holiday destination to see more weather parameters.

All Romania destinations

Metric (°C / mm)  |  Imperial (°F / inches)

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How hot is it in Romania in September?

Daytime temperatures usually reach 25°C in Bucharest, Romania in September with no heat and humidity, falling to 11°C at night.

How sunny is it in Romania in September?

There are normally 7 hours of bright sunshine each day in Bucharest, Romania in September - that's 59% of daylight hours.

Does it rain in Romania in September?

There are usually 7 days with some rain in Bucharest, Romania in September and the average monthly rainfall is 44mm.

Romania September sunrise & sunset times

Browse the sunrise and sunset times for Romania in September 2025. Select a month to view Romania sunrise and sunset times for the next 12 months. The Romania sunrise and sunset times shown below are for Bucharest.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st September 2025 05:38 18:52
Monday, 15th September 2025 05:55 18:26
Tuesday, 30th September 2025 06:12 17:58

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