Bucharest, Romania Climate & Monthly Averages
Bucharest has a humid subtropical climate. August is the hottest month, averaging 87° by day; January is the coldest at 39°.
Bucharest's climate is a story of contrasts
A 25°C spread between its warmest and coolest months puts Bucharest among the more strongly seasonal places we cover. August averages 87°F (30°C) by day; January averages 39°F (4°C), with nights at 25°F (-4°C).
August
87° by day 67° at nightJanuary
39° by day 25° at nightThe two ends of the year
January is the coolest month, with highs of 39°F (4°C) and lows near 25°F (-4°C). Warmth peaks in August: highs of 87°F (30°C), lows of 67°F (19°C). Overnight lows average at or below freezing for 3 months, December through February.
Snow falls on roughly 9 days a year, mostly November through March. July is the brightest month at 13.4 hours of sun a day, against an annual average of 8.9. Precipitation concentrates in June - 3.2 inches (81 mm) on 12 days - and thins out by February. Between the average August and the average January lie 25°C, a wider spread than roughly 84% of the cities we track.
The gridded 2015-2024 daily record for this location tops out at 102°F (39°C) and bottoms at -12°F (-24°C) - decade extremes, not all-time station records.
More climate facts for Bucharest
- Hottest month: August - highs near 87°F (30°C)
- Coldest month: January - highs near 39°F (4°C)
- Decade extremes (2015-2024): 102°F (39°C) high · -12°F (-24°C) low
- Wettest month: June (12 rainy days) · Sunniest: July (13.4 h sun/day)
- Climate type: humid subtropical
- Annual swing: 25°C between the average warmest and coolest month · day to night: 10°C
- Snow: about 9 days a year
- Months averaging 30°C or hotter: 1
- Average humidity: 72%
Four distinct parts of the year in Bucharest
Spring (March through May)
Through spring, Bucharest stays on the cool side of mild: 63°F (17°C) by day, 44°F (7°C) after dark, and expect showers on roughly 29 days across the season, plus about 2 snowy days.
Summer (June through August)
Summer in Bucharest is hot, with daytime highs averaging 84°F (29°C) and nights around 65°F (18°C); expect showers on roughly 25 days across the season. Daylight is generous - around 12.8 hours of sun a day. With the moisture factored in, afternoons feel hotter than the reading suggests - the humidity and dew point converter shows why.
Fall (September through November)
Fall in Bucharest is crisp but comfortable, with daytime highs averaging 65°F (18°C) and nights around 48°F (9°C); expect showers on roughly 19 days across the season.
Winter (December through February)
Winter in Bucharest runs cold, with daytime highs averaging 43°F (6°C) and nights around 29°F (-2°C); expect showers on roughly 22 days across the season, plus about 6 snowy days.
Bucharest temperature extremes in the 2015–2024 dataset
Derived from ERA5 reanalysis data, 2015–2024. Official station records may differ. Need another precipitation unit? Use the rainfall converter.
Choosing a season in Bucharest
Best time to visit Bucharest
Aim for April to June and September to October if you get the choice: warm days, manageable rainfall and plenty of daylight line up, and highs average 72°F (22°C) against roughly 9 wet days a month. For the same question asked the other way round, see where else is warm in April.
What to pack
Pack for Bucharest with light clothing for the warm months, a heavy insulated coat, hat and gloves for winter and a compact umbrella or rain shell. Note the gap between afternoon and night: August pairs 87°F (30°C) with 67°F (19°C).
Monthly highs, lows and seasonal change
| Month | High | Low | Rain days | Precipitation | Sunshine | Daylight | Wet-day chance | Humidity |
|---|---|---|---|---|---|---|---|---|
| January | 39° | 25° | 8 | 1.8 in | 5.3 h/day | 9.2 h | 25% | 83% |
| February | 47° | 31° | 7 | 1.2 in | 6.5 h/day | 10.4 h | 23% | 78% |
| March | 54° | 35° | 9 | 2.1 in | 7.7 h/day | 11.8 h | 29% | 73% |
| April | 64° | 44° | 10 | 2.4 in | 9.9 h/day | 13.4 h | 32% | 68% |
| May | 72° | 53° | 11 | 2.4 in | 11.4 h/day | 14.8 h | 35% | 69% |
| June | 81° | 63° | 12 | 3.2 in | 12.7 h/day | 15.5 h | 39% | 69% |
| July | 86° | 66° | 8 | 2.4 in | 13.4 h/day | 15.2 h | 25% | 62% |
| August | 87° | 67° | 6 | 1.4 in | 12.3 h/day | 14.0 h | 18% | 57% |
| September | 78° | 58° | 5 | 1.6 in | 10.4 h/day | 12.4 h | 15% | 61% |
| October | 65° | 47° | 6 | 2.0 in | 7.7 h/day | 10.9 h | 20% | 73% |
| November | 53° | 39° | 8 | 2.4 in | 5.3 h/day | 9.5 h | 28% | 83% |
| December | 44° | 32° | 8 | 1.9 in | 4.7 h/day | 8.9 h | 25% | 86% |
Bucharest from the coldest month to the hottest
Each card shows the average high and low. The bar places that month between Bucharest's coldest night and warmest afternoon.
January
- Rain
- 8 days
- Sunshine
- 5.3 h
- Daylight
- 9.2 h
- Snow
- 3 days
February
- Rain
- 7 days
- Sunshine
- 6.5 h
- Daylight
- 10.4 h
- Snow
- 2 days
March
- Rain
- 9 days
- Sunshine
- 7.7 h
- Daylight
- 11.8 h
- Snow
- 2 days
April
- Rain
- 10 days
- Sunshine
- 9.9 h
- Daylight
- 13.4 h
May
- Rain
- 11 days
- Sunshine
- 11.4 h
- Daylight
- 14.8 h
June
- Rain
- 12 days
- Sunshine
- 12.7 h
- Daylight
- 15.5 h
July
- Rain
- 8 days
- Sunshine
- 13.4 h
- Daylight
- 15.2 h
August
- Rain
- 6 days
- Sunshine
- 12.3 h
- Daylight
- 14.0 h
September
- Rain
- 5 days
- Sunshine
- 10.4 h
- Daylight
- 12.4 h
October
- Rain
- 6 days
- Sunshine
- 7.7 h
- Daylight
- 10.9 h
November
- Rain
- 8 days
- Sunshine
- 5.3 h
- Daylight
- 9.5 h
December
- Rain
- 8 days
- Sunshine
- 4.7 h
- Daylight
- 8.9 h
- Snow
- 1 day
Looking for warmer alternatives? Browse warm places by month, or compare Bucharest's coolest part of the year: January, December, February.
Where Bucharest sits among other climates
- Bucharest sits close to the middle of our dataset on most measures: 55°F (13°C) as an annual average, 24.8 inches (631 mm) of precipitation and 8.9 hours of sun a day.
These comparisons use the same ten-year window for every city in the dataset.