Romania climate
Monthly averages for Bucharest, 2021–2025
In Bucharest, the warmest month is July, with an average high of 32°C, and the coldest is January, when nights average −1°C.
About 579 mm of rain falls in a year, on roughly 91 days. November is the wettest month (72 mm) and February the driest (19 mm).
Wind is strongest in January (11 km/h on average) and lightest in June (9 km/h).
Compared with Dublin, July afternoons are 12°C warmer, and January afternoons 1°C colder.
The hottest day in 2021–2025 reached 40.5°C (26 July 2025), and the coldest night fell to −16.9°C (23 February 2025).
Temperature
Bars run from the average night-time low to the average daytime high, in °C.
Rainfall
Average total rainfall each month, in millimetres.
Wind
Average wind speed at 10 metres each month, in km/h.
| Month | High °C | Low °C | Rain mm | Rain days | Sun h/day | Wind km/h |
|---|---|---|---|---|---|---|
| January | 7 | −1 | 50 | 8 | 5.6 | 11 |
| February | 8 | −1 | 19 | 5 | 6.7 | 10 |
| March | 12 | 2 | 51 | 9 | 7.8 | 10 |
| April | 17 | 6 | 64 | 11 | 9.2 | 10 |
| May | 22 | 11 | 66 | 10 | 11.0 | 10 |
| June | 28 | 17 | 49 | 9 | 13.2 | 9 |
| July | 32 | 20 | 41 | 7 | 13.7 | 9 |
| August | 31 | 20 | 34 | 6 | 12.3 | 9 |
| September | 25 | 14 | 38 | 5 | 10.4 | 10 |
| October | 19 | 8 | 48 | 6 | 8.1 | 9 |
| November | 12 | 4 | 72 | 9 | 5.4 | 9 |
| December | 7 | 0 | 47 | 7 | 4.0 | 10 |