Romania weather in September - temperature, rain and is it a good time to visit?

September is one of the best months for a holiday in Romania.
Daytime
24°
Night
11°
☀️ Day length
12 h 35 min
Chance of rain
34%
Thunder days
9%
Humid days
33%
WEATHER THROUGH THE YEARRomania - September vs the year-5°-2°11°18°23°10°26°15°29°16°29°16°24°11°17°10°-2°CHANCE OF RAIN (%)313942414743372734404128JanFebMarAprMayJunJulAugSepOctNovDecWARMESTJul (29°)COLDESTJan (2°)DRIESTAug (27%)WETTESTMay (47%)world-prices.com · 2026-07-08 · ★ best months
In September, Romania averages about 24° during the day and 11° at night. There's a moderate chance of rain (about 34%).

Romania weather all year - average temperatures and rain

MonthDayNightChance of rain
January 2℃-5℃31%
February 6℃-2℃39%
March 11℃1℃42%
April ★ 18℃6℃41%
May ★ 23℃10℃47%
June ★ 26℃15℃43%
July ★ 29℃16℃37%
August ★ 29℃16℃27%
September 24℃11℃34%
October ★ 17℃6℃40%
November 10℃2℃41%
December 4℃-2℃28%
★ - months most often recommended for travel

Where is it warmest in Romania in September? Weather by city

PlaceDayNight🌊 SeaChance of rain
Bucharest 25℃11℃-32%
Galati 25℃13℃-17%
Satu Mare 24℃10℃-37%
Constanta 24℃14℃24℃10%
Iasi 24℃11℃-35%
Baia Mare 23℃11℃-35%
Timișoara 23℃12℃-46%
Sibiu 23℃9℃-35%
Oradea 23℃12℃-42%
Cluj 22℃10℃-46%
Travelling soon? Check the live 14-day weather forecast for Romania.

Romania weather - other months

JanuaryFebruaryMarchAprilMayJuneJulyAugustSeptemberOctoberNovemberDecember