Last updated: August 27, 2025
In June, București experiences a vibrant blend of warm temperatures and occasional showers, setting the stage for a dynamic summer atmosphere. The maximum temperature can soar to 37°C (99°F), while the average settles around a comfortable 22°C (71°F). However, cooler evenings can dip to a refreshing 7°C (46°F). With 115 mm (4.5 in) of rain spread across 15 days, residents and visitors alike can expect bursts of rain amidst the humidity levels hovering around 70%, contributing to the city's lush greenery. This vibrant month invites both adventure and relaxation, making București a captivating destination during late spring.
In June, București, Romania experiences a significant rise in temperatures, marking the transition to summer with delightful warmth. The minimum temperature hovers around 7°C (46°F), providing a comfortable start to the day, while the average temperature climbs to a pleasant 22°C (71°F). The month peaks with maximum temperatures soaring to an impressive 37°C (99°F), allowing for numerous opportunities to enjoy outdoor activities under the sun. This pattern follows the gradual warming trend established in the preceding months, culminating in June's vibrant atmosphere that invites both locals and visitors to revel in the beauty of the season. Such delightful weather not only sets the stage for festivals and cultural events but also beckons nature lovers to explore the lush landscapes surrounding the capital.
In June, Bucuresti experiences a significant surge in precipitation, with 115 mm (4.5 in) of rainfall spread across 15 days. This dramatic increase marks the wettest month of the year, contrasting sharply with the lighter showers of the preceding months. Following a modest dry spell in May, where 69 mm (2.7 in) fell over 11 days, June's showers often provide much-needed relief from the burgeoning summer heat. While July sees a decrease in rainfall to 90 mm (3.5 in) over 10 days, the early summer deluge establishes a trend of fluctuating precipitation, with the city's weather oscillating between wetter spells and drier periods as it transitions into the hotter months.
As summer approaches in Bucuresti, June marks a significant shift in humidity levels, dropping to 70%. This decline is part of a gradual trend that begins in April when humidity starts to ease, moving from a high of 73% down through May to June. Notably, July continues this trend with even lower humidity at 66%, indicating that the warm months bring a refreshing respite from the elevated levels seen in the winter months, such as January and February, which hold steady around 88% and 85%. This pattern not only highlights the transition into a drier summer but also showcases how Bucuresti's humidity fluctuates dramatically throughout the year, ultimately paving the way for the much drier months of August, where humidity plummets to an enjoyable 48%.
As summer approaches, Bucuresti experiences a significant rise in UV Index levels, peaking at 9 in both June and July, which falls into the very high exposure category—indicating that just 15 minutes of sun exposure can lead to skin damage. This trend of increasing UV intensity begins in April, when values jump to 7, and continues to reach 8 in May. It's clear that as the days grow longer and warmer, sun safety becomes increasingly essential for residents and visitors alike. In contrast, the UV Index dips back to 7 in September, finally tapering off to moderate levels as autumn arrives. For those looking to understand the UV conditions throughout the year, detailed insights can be found here: Bucuresti UV Index.
UV Risk Categories
In June, Bucuresti basks in a radiant embrace of sunlight, enjoying 405 hours of bright rays that herald the arrival of summer. This month marks a delightful peak in sunshine hours, showcasing a trend of increasing daylight that began in the early months of the year. From a modest 169 hours in January, the city steadily accumulates more sunlight, culminating in June's warmth, which is closely followed by July's even sunnier days at 425 hours. As we move towards the tail end of summer, the light begins to wane slightly in August with 406 hours, yet the joy of abundant sunshine in June remains a fond highlight, promising residents and visitors alike a vibrant start to the season.
As June rolls into Bucuresti, residents can look forward to a 43% chance of sunny weather, marking a slight uptick from the preceding months of spring, which hover around 41%. This increase indicates a promising trend as the city transitions from the cooler, cloudier days of April and May. Although June's likelihood of sun is still lower than the upcoming summer months—July and August, boasting a mild 70%—it sets the stage for the more vibrant and sun-drenched days ahead. Embracing the warmth of early summer, June offers a refreshing glimpse into the sunny skies waiting just around the corner.
As June arrives in București, daylight reaches its peak, granting residents a generous 15 hours of sunlight each day. This marks a delightful transition from the gradual increase experienced since January, where daylight starts at just 9 hours. The increase is steady through spring, with April and May showcasing the allure of 13 and 14 hours, respectively. In the summer months of June and July, this abundant light fosters a vibrant atmosphere, perfect for outdoor activities and social gatherings. However, as August approaches, the daylight begins its slow retreat, dropping to 13 hours, reminding us that even the longest days will soon give way to autumn's shorter hours. This rhythm of daylight is a beautiful reminder of the changing seasons, each with its unique charm in București.
In June, București’s wind takes a gentle turn, averaging just 2.0 m/s (4 mph), making it one of the calmest months for breezes in the city. This drop from the spring months, where winds hovered around 2.6 to 2.7 m/s (6 mph), creates a serene atmosphere as summer fully blossoms. Following a trend from earlier in the year, the wind speeds are noticeably lower during the warmer months, peaking again in the fall with October's return to 3.0 m/s (7 mph). This seasonal ebb and flow showcases București's unique climate, where the gentle June winds contribute to a tranquil and enjoyable summer experience, ideal for leisurely strolls through the city’s vibrant streets.
Weather in Bucuresti varies notably across the year, with each month offering distinct climate conditions. This page compares June’s weather to other months in Bucuresti, focusing on differences in temperature, rainfall, humidity, and UV levels.
June and January offer starkly contrasting weather experiences. June boasts a wide temperature range, with lows of 7°C (46°F) and highs soaring to 37°C (99°F), making it a warm month with an average of 22°C (71°F). However, it also sees significant precipitation, amounting to 115 mm (4.5 in) over 15 days, alongside a humidity level of 70%. In contrast, January presents a frigid climate, with temperatures plummeting to a minimum of -23°C (-9°F) and an average temperature hovering around 0°C (32°F). The maximum temperature reaches only 15°C (59°F), and the month is relatively drier, with only 40 mm (1.6 in) of precipitation spread over 7 days, accompanied by high humidity at 88%. For more detailed insights, check out Bucuresti weather in January.
The weather in June contrasts sharply with that of February. In June, temperatures can range from a chilly 7°C (46°F) at night to a scorching 37°C (99°F) during the day, averaging around 22°C (71°F). This month also experiences higher humidity at 70% and more rainfall, with about 115 mm (4.5 in) of precipitation over 15 days. In stark contrast, February sees a much colder climate, with temperatures dropping as low as -14°C (6°F) and only reaching a high of 21°C (69°F), averaging merely 3°C (37°F). Precipitation in February is significantly less at 43 mm (1.7 in) over 8 days, along with higher humidity at 85%. For more details on February conditions, you can refer to Bucuresti weather in February.
June weather is notably warmer and more humid compared to March. With temperatures ranging from a minimum of 7°C (46°F) to a maximum of 37°C (99°F) and an average of 22°C (71°F), June sees a significant increase in warmth. In contrast, March experiences much colder conditions, with temperatures ranging from -19°C (-2°F) to a pleasant maximum of 25°C (77°F) and an average of 6°C (44°F). Additionally, June receives about 115 mm (4.5 in) of rainfall over 15 days, while March has a lower total of 61 mm (2.4 in) across 9 days. The humidity levels are also different, with March at 82% and June at 70%, further underscoring the contrasting weather patterns of these two months. For more detailed information, check out Bucuresti weather in March.
In comparing the weather between June and April, June boasts significantly warmer temperatures, with a minimum of 7°C (46°F) and an average of 22°C (71°F), while April experiences much cooler conditions, starting at a minimum of -1°C (30°F) and averaging only 12°C (54°F). June can see maximum temperatures soaring up to 37°C (99°F), in contrast to April's peak of 29°C (84°F). Additionally, June is notably wetter, receiving 115 mm (4.5 in) of precipitation across 15 days, compared to April's 44 mm (1.7 in) over just 7 days. Despite June's higher rainfall, both months maintain relatively similar humidity levels, with June at 70% and April slightly higher at 73%. For more details, you can check Bucuresti weather in April.
In comparing the weather of June and May, June experiences a notably warmer climate, with temperatures ranging from a minimum of 7°C (46°F) to a maximum of 37°C (99°F), while May's temperatures range from 4°C (39°F) to 31°C (88°F). The average temperature in June is also significantly higher, at 22°C (71°F) compared to May's average of 17°C (63°F). Additionally, June sees an increase in precipitation, totaling 115 mm (4.5 in) over 15 days, while May receives 69 mm (2.7 in) over 11 days. Despite the higher humidity levels in both months, hovering around 70% in June and 71% in May, June's weather is marked by more extreme temperatures and rainfall. For a detailed overview of May's weather, you can visit Bucuresti weather in May.
June and July present notable differences in weather patterns. June experiences a wider temperature range, with minimums dipping to 7°C (46°F) and maxing out at 37°C (99°F), while July sees milder minimums at 12°C (54°F) and slightly higher maximums reaching 38°C (100°F). Precipitation in June is heavier, totaling 115 mm (4.5 in) across 15 days, compared to July's 90 mm (3.5 in) over just 10 days, resulting in a drier month overall. Additionally, humidity levels are slightly higher in June at 70%, whereas July's humidity drops to 66%. For more details, you can check Bucuresti weather in July.
In June, the weather features a broader temperature range, with minimums dipping to 7°C (46°F) and maximums reaching 37°C (99°F), creating an average of 22°C (71°F). The month also sees considerable rainfall, with a total of 115 mm (4.5 in) spread over 15 days, resulting in a notable humidity level of 70%. In contrast, August brings warmer temperatures, with minimums of 11°C (52°F) and maximums peaking at 38°C (101°F), averaging 25°C (77°F). Rainfall is significantly lower, totaling only 33 mm (1.3 in) over just 6 days, and humidity drops to a more comfortable 48%. For a detailed look at the weather in August, you can visit Bucuresti weather in August.
June and September present strikingly different weather patterns. In June, temperatures range from a minimum of 7°C (46°F) to a scorching maximum of 37°C (99°F), with an average of 22°C (71°F). This month is notably wetter, receiving 115 mm (4.5 in) of precipitation over approximately 15 days, coupled with a higher humidity level of 70%. In contrast, September sees cooler temperatures, with a minimum of 1°C (35°F) and a maximum of 36°C (97°F), averaging 20°C (68°F). The month is much drier, with only 23 mm (0.9 in) of rain falling across just 3 days and lower humidity at 57%. For more information on the weather in September, you can refer to Bucuresti weather in September.
In June, the weather is typically warm, with temperatures ranging from a cool 7°C (46°F) to a scorching 37°C (99°F) and an average of 22°C (71°F). This month experiences around 115 mm (4.5 in) of precipitation over approximately 15 days, with humidity averaging 70%. In contrast, October brings a notable drop in temperatures, with a minimum of 1°C (33°F) and an average of 13°C (56°F), peaking at 31°C (87°F). The month sees less rainfall at 70 mm (2.8 in) over about 7 days, but the humidity increases to 79%. For more details on October weather in Bucuresti, you can check Bucuresti weather in October.
June and November present stark contrasts in weather. June typically showcases a wide range of temperatures, with minimums around 7°C (46°F) and maximums reaching up to 37°C (99°F), resulting in an average of 22°C (71°F). The month is also relatively humid, with around 70% humidity and 115 mm (4.5 in) of precipitation spread over 15 days. In contrast, November’s climate is much cooler, with temperatures ranging from a minimum of -5°C (24°F) to a maximum of 28°C (82°F), averaging just 7°C (45°F). The month has significantly less precipitation at 43 mm (1.7 in) over 8 days, but higher humidity at 87%. For more details on this month's conditions, check out Bucuresti weather in November.
June and December present stark contrasts in weather. June enjoys a wide temperature range, with minimums soaring to 7°C (46°F) and maximums reaching up to 37°C (99°F), while averaging a warm 22°C (71°F). The month is characterized by significant rainfall, with about 115 mm (4.5 in) falling over 15 days, and a moderate humidity level of 70%. In contrast, December's climate is much colder, with temperatures often plummeting to a minimum of -9°C (16°F) and averaging just 3°C (37°F), peaking at 15°C (60°F). Precipitation in December is less, totaling 63 mm (2.5 in) over 11 days, but humidity rises to a higher 88%. For more detailed insights into December weather, visit Bucuresti weather in December.
As June unfolds in București, the weather transforms into a vibrant tapestry of warmth and vitality, marking a distinct shift from the cooler months. This transition brings with it the delightful embrace of longer days and soaring temperatures, with the mercury often reaching its peak. While the average is comfortably warm, the occasional spikes near 37°C remind residents and visitors alike to seek respite from the high humidity, which hovers around 70%. June’s rainfall, while frequent, tends to be lighter compared to the more torrential downpours that can occur later in the summer. This month sets the stage for the lively outdoor festivals and social gatherings that characterize București, making it a perfect time to explore the city's cultural offerings. For more insights into the weather and how it shapes life in this vibrant capital, check out the detailed Bucuresti Climate page.