Climate Insights for Bucharest

The climate in Bucharest is temperate. The average annual temperature is 13°C and approximately 583mm of precipitation falls per year. June is the wettest month, receiving around 76mm of rainfall. Bucharest is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: August, July, June. The coldest months are January, February, December, when temperatures can drop to -4°C. Light snow can occur between January and December.

Bucharest has a wide annual temperature range, spanning 36°C from the coldest to warmest months. The warmest month is August, when average highs reach 32°C and the mean temperature sits around 25°C. The coldest month is January, when overnight lows fall to -4°C and the daily average is 0°C. On average, daily temperatures fluctuate by about 10°C between overnight lows and afternoon highs. The sharpest temperature change occurs between September and October, with a 7°C shift in average temperatures.

Bucharest is a relatively dry area, receiving approximately 583mm of precipitation annually, which averages out to around 49mm per month. The wettest month is June, averaging 76mm of rainfall. April and November also tend to see above-average precipitation. The driest month is February, with just 28mm. That's 48mm less than June, the wettest month. Precipitation varies noticeably between seasons, with the first half (January to June) of the year generally seeing more rainfall. Light snowfall can occur between January and December, totalling around 37cm annually. January is the snowiest month with approximately 16cm.

Bucharest is mildly breezy, with an average annual wind speed of 15km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is March, averaging 17km/h, though still comfortable for most outdoor activities. The calmest conditions occur in July, with average winds dropping to 13km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 4km/h between the calmest and windiest months.

It is currently spring in Bucharest, which began on March 20, 2026. Bucharest is in the Northern Hemisphere, where spring begins in March, summer in June, autumn in September, and winter in December. The warmest period peaks in August at around 32°C, while the coldest stretch bottoms out in January near -4°C. Summer is next, beginning on June 21, 2026 — 90 days from now.

The best time to visit Bucharest is during May, June, July and September, when the weather is most comfortable for travellers. During these months, average temperatures hover around 21°C with modest rainfall averaging 54mm per month. By contrast, August can be uncomfortably hot with highs reaching 32°C, while January is the coldest period with lows dropping to -4°C. A light rain jacket is recommended, though showers are generally brief and shouldn't disrupt your plans.

The table below shows monthly climate averages for Bucharest based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Celsius (°C). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Snow is measured in centimetres (cm) and reflects average monthly snowfall accumulation. Wind speed is the average sustained speed in kilometres per hour (km/h). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.