June Weather in Sofia, Bulgaria

Last updated: August 21, 2025

June in Sofia, Bulgaria offers a delightful blend of warm temperatures and occasional rainfall. With maximum temperatures reaching 32°C (91°F) and a pleasant average of 18°C (64°F), the month is characterized by vibrant summer days. However, the lows can dip to 4°C (39°F), reminding us of the transition from spring. Rainfall is common, totaling 87 mm (3.4 in) over 16 days, which contributes to the lush green scenery of the city. With a humidity level of 67%, June is a month of refreshing contrasts, making Sofia a beautiful destination for those seeking both warmth and the charm of summer showers.

June Temperature in Sofia

In June, Sofia, Bulgaria, emerges from the grip of winter with temperatures that reflect the full bloom of summer. With a minimum of 4°C (39°F) and a pleasant average of 18°C (64°F), the city starts to warm up, reaching delightful highs of 32°C (91°F). This month marks a notable shift from the cooler spring temperatures of May, which averaged only 14°C (57°F). The increasing warmth not only invites locals to explore the vibrant city's parks and outdoor cafes but also sets the stage for the heat that follows in July and August. As the days grow longer, June in Sofia is characterized by a bustling atmosphere that perfectly balances the remnants of spring's chill with the anticipation of sun-soaked summer days.

June Weather in Sofia: Daily Temperature Highs, Lows, and Averages

The chart illustrates June temperature patterns in Sofia, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sofia, June typically has an average temperature of {2}°C ({3}°F), with highs reaching up to {4}°C ({5}°F) and lows dropping to around {6}°C ({7}°F).
JanFebMarAprMayJunJulAugSepOctNovDec283640485764686961514234
Data source: Temperature data for Sofia generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

June Precipitation in Sofia

In June, Sofia experiences a noticeable increase in precipitation, with 87 mm (3.4 in) of rainfall spread across 16 days. This surge marks the month as one of the wettest in the year, contributing to the lush greenery that blankets the city during summer. As temperatures rise, the increased rainfall not only cools the atmosphere but also sets the stage for vibrant outdoor activities. The trend of higher precipitation in June contrasts sharply with the dry spell that follows in August, highlighting a key transition in Sofia's climate as it navigates from the mild spring towards the warmth of late summer.

June Precipitation Trends in Sofia

The chart displays monthly precipitation patterns in Sofia, with values for each month alongside June’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how June’s conditions compare to those of other months. In Sofia, June typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec554774506587683325443768
Data source: Precipitation data for June generated using information from the Copernicus Climate Change Service.
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June Humidity in Sofia

In June, Sofia experiences a noticeable drop in humidity, reaching 67%, marking a shift from the higher percentages seen in the early months of the year. This decline continues the trend established in April and May, where humidity levels began to ease, suggesting a transition into the warmer summer months. Unlike the preceding winter’s 89% to 85% humidity, which enveloped the city in a damp chill, June offers a more comfortable atmosphere, paving the way for outdoor activities. As the city moves into July, humidity slightly increases to 68%, providing a refreshing warmth while still remaining significantly lower than earlier in the year. This trend indicates a gradual shift towards the drier conditions typical of peak summer, particularly as August sees humidity drop to its yearly low at 50%.

June Average Humidity in Sofia

This chart illustrates the average monthly humidity levels in Sofia, with June’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In June, average humidity in Sofia is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec89%85%83%71%73%67%68%50%59%79%87%89%
Data source: Humidity data for June generated using information from the Copernicus Climate Change Service.

June UV Index in Sofia

As summer approaches in Sofia, Bulgaria, the UV Index peaks during June, reaching a striking 10—classified as very high. This marks a significant jump from the 9 observed in May, indicating a time when sun protection becomes crucial. With a burn time of just 15 minutes, it's essential to be mindful of exposure, as the risks of skin damage increase sharply. This trend continues into July, where the UV Index remains at 10, but starts to decline in August with a score of 9. Overall, these summer months signal a notable intensification in UV radiation, making it vital for residents and visitors alike to stay informed and protected. For more detailed insights, check the Sofia UV Index.

Maximum UV Index Levels in Sofia for June

The chart shows the monthly maximum UV Index (UVI) for Sofia in June, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In June, the maximum UV index in Sofia typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec24779101097632
Data source: Sofia June UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

June Sunshine in Sofia

June in Sofia, Bulgaria, shines brightly with 393 hours of sunshine, matching the previous month of May and heralding the full bloom of summer. This month marks a significant peak in sunlight hours, following a gentle upward trend from the 173 hours in January to the vibrant 393 hours in both May and June. As the heat intensifies into July, sunshine further escalates to 423 hours, illustrating the city's transformation into a sun-kissed haven. This seamless transition from spring to summer not only enriches the landscape but also invites locals and visitors alike to bask in Sofia's radiant embrace as outdoor activities become irresistibly appealing.

Monthly Sunshine Duration in Sofia: June Highlighted

The June sunshine duration represents the total number of hours Sofia experiences direct sunlight during the month of June, excluding cloudy or obstructed periods. This chart compares the sunshine duration of June with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec173h238h285h342h393h393h423h401h342h287h234h211h
Data source: Sofia June Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Sofia During June

In June, Sofia, Bulgaria experiences a 45% chance of sunny weather, which is consistent with the slightly warmer early summer months. This probability is reflective of previous months like April and May, where the chances hovered around the same mark, emphasizing a slow build towards the predominant sunshine of July and August, which boast impressive chances of 73% and 74% respectively. As spring transitions into summer, June presents a pleasant mix of sun and clouds, perfect for outdoor activities, making it a promising month for those eager to soak up the sun before the peak heat of July sets in.

Percentage of Sunny Days in June in Sofia

The chart illustrates the percentage of sunny days in Sofia throughout the year, with June highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Sofia experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec26%50%48%41%45%46%73%74%54%44%31%31%
Data source: Sofia June chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Sofia in June

As June arrives in Sofia, Bulgaria, residents are treated to a delightful increase in daylight, basking in 15 hours of sunlight—an ideal time for outdoor activities and soaking up the vibrant summer atmosphere. This peak follows a steady ascent from the 9 hours of daylight in January, with each subsequent month unveiling more hours of sun. April and May mark the transition into summer with 13 and 14 hours respectively, before June reaches its zenith. After June, daylight begins to taper off gently into the autumn months, with July and August seeing a slight decline. This gradual ebb and flow of daylight not only marks the changing seasons but also enriches the local culture and activities, encouraging a spirit of exploration and connection with nature during the long, sunny days.

Average Daylight Hours in Sofia for June

The chart illustrates the variation in daylight duration in Sofia throughout the year, with June highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 25m10h 32m11h 57m13h 24m14h 38m15h 15m14h 56m13h 50m12h 26m11h9h 43m9h 4m
Data source: Sofia daylight hours, calculated by summing the hours between sunrise and sunset for each day.

June Winds in Sofia

In June, the gentle breezes of Sofia, Bulgaria, begin to soften, as the average wind speed drops to 1.7 m/s (4 mph). This decline marks a notable shift, following a steady pace of 2.3 m/s (5 mph) in the previous months. As summer approaches, the winds become more tranquil, providing a perfect backdrop for outdoor activities and leisurely strolls. The lighter winds create a comfortable atmosphere, inviting both locals and visitors to bask in the warmth of the season before the wind speed starts to pick up again in July. Overall, June's serene winds set the tone for laid-back summer days in the vibrant city.

Average June Wind Speed in Sofia

The chart displays monthly wind speed patterns in Sofia, with values for each month shown alongside June's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how June's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec2.32.12.32.12.31.7 m/s2.01.82.02.12.02.1
Data source: Sofia June wind data, generated using information from the Copernicus Climate Change Service.

How June Weather in Sofia Compares to Other Months

Weather in Sofia varies notably across the year, with each month offering distinct climate conditions. This page compares June’s weather to other months in Sofia, focusing on differences in temperature, rainfall, humidity, and UV levels.

June and January present stark contrasts in weather conditions. In June, temperatures range from a chilly 4°C (39°F) at night to a warm 32°C (91°F) during the day, with an average of 18°C (64°F). The month experiences around 87 mm (3.4 in) of precipitation spread over 16 days, and humidity levels hover around 67%. In contrast, January is much colder, with temperatures dipping as low as -25°C (-14°F) and averaging -2°C (29°F), peaking only at 12°C (54°F). Despite being a dry month with only 55 mm (2.2 in) of precipitation over 9 days, the humidity is notably higher at 89%. For more details on January weather, you can visit Sofia weather in January.

When comparing the weather in June and February, one can observe significant contrasts. June experiences a much warmer climate, with temperatures ranging from a chilly 4°C (39°F) at night to a high of 32°C (91°F) during the day, while February is characterized by much colder conditions, with temperatures dropping as low as -22°C (-8°F). Precipitation is more frequent in June, occurring on about 16 days with a total of 87 mm (3.4 in), compared to February, which sees only 47 mm (1.8 in) of precipitation over 8 days. Additionally, February has a higher humidity level at 85%, compared to June's 67%, contributing to a different feel in both months. For more detailed insights, check out Sofia weather in February.

June and March present striking contrasts in weather conditions. In June, temperatures range from a chilly 4°C (39°F) to a warm 32°C (91°F), with an average of 18°C (64°F) and a humidity level of 67%. The month sees about 87 mm (3.4 in) of precipitation spread over 16 days. In contrast, March experiences much colder temperatures, with a minimum of -20°C (-3°F) and a maximum of 22°C (71°F), averaging just 5°C (40°F). It also has slightly less precipitation at 74 mm (2.9 in) over 11 days, but with higher humidity at 83%. For more detailed insights, you can check Sofia weather in March.

In comparing the weather of June and April, June typically enjoys warmer temperatures with an average of 18°C (64°F) and a maximum reaching up to 32°C (91°F). In contrast, April's temperatures are cooler, averaging 9°C (49°F) and peaking at 25°C (78°F). April also has a lower total precipitation of 50 mm (2.0 in) over 10 days, whereas June experiences higher rainfall with 87 mm (3.4 in) spread over 16 days. Notably, June has a slightly lower humidity level at 67% compared to April’s 71%. For more detailed information, check out Sofia weather in April.

In comparing the weather patterns of May and June, June exhibits a broader temperature range, with minimums reaching 4°C (39°F) and maximums soaring to 32°C (91°F), compared to May's more modest range of 1°C (34°F) to 29°C (84°F). The average temperature in June also rises to 18°C (64°F), surpassing May's average of 14°C (57°F). However, June experiences slightly higher precipitation with 87 mm (3.4 in) over 16 days, unlike May’s 65 mm (2.6 in) across 14 days. Humidity levels are slightly lower in June at 67%, while May holds a higher humidity of 73%. For a detailed look at weather conditions in May, check out Sofia weather in May.

June and July present distinct weather patterns, with July generally being warmer than June. In June, temperatures range from a minimum of 4°C (39°F) to a maximum of 32°C (91°F), with an average of 18°C (64°F). The month experiences significant precipitation, totaling 87 mm (3.4 in) over 16 days, along with a humidity level of 67%. In contrast, July sees higher temperatures, with a minimum of 8°C (47°F) and a maximum of 35°C (95°F), leading to an average of 20°C (68°F). Precipitation decreases to 67 mm (2.7 in) across only 11 days, while humidity remains fairly consistent at 68%. For more detailed insights, check out Sofia weather in July.

In June, the weather in Sofia showcases a wider temperature range with minimums dipping to 4°C (39°F) and maximums reaching up to 32°C (91°F), while August tends to be slightly warmer overall, with minimums around 7°C (44°F) and maximum temperatures peaking at 35°C (96°F). June experiences more precipitation, totaling 87 mm (3.4 in) over approximately 16 days, contrasting sharply with August's drier conditions, which see only 33 mm (1.3 in) across just 7 days. Additionally, humidity levels are higher in June at 67%, compared to a more comfortable 50% in August. For more information on the specifics of August weather, you can check Sofia weather in August.

June and September display distinct weather characteristics. In June, temperatures range from a chilly 4°C (39°F) at night to a warm 32°C (91°F) during the day, with an average of 18°C (64°F). This month experiences considerable precipitation, totaling 87 mm (3.4 in) over approximately 16 days, contributing to a humidity level of 67%. In contrast, September features a cooler climate with temperatures dropping to a minimum of -2°C (28°F), an average of 16°C (61°F), and a maximum of 32°C (90°F). Rainfall is minimal in September, with only 25 mm (1.0 in) over four days, and humidity decreases to 59%. For more detailed information, you can visit Sofia weather in September.

June and October present contrasting weather profiles that reflect the transition from spring to fall. In June, temperatures range from a minimum of 4°C (39°F) to a maximum of 32°C (91°F), with an average of 18°C (64°F) and higher humidity levels at 67%. This month also tends to experience more precipitation, averaging 87 mm (3.4 in) over 16 days. Conversely, October sees a cooler atmosphere, with temperatures dipping to a minimum of -3°C (27°F) and an average of 10°C (51°F), peaking at a comfortable 28°C (84°F). Precipitation in October is significantly lower, averaging 44 mm (1.7 in) over just 6 days, and humidity increases to 79%. For more insights on October weather, you can visit Sofia weather in October.

June and November present strikingly contrasting weather patterns. In June, temperatures vary significantly, with a minimum of 4°C (39°F), an average of 18°C (64°F), and a maximum of 32°C (91°F), accompanied by higher humidity at 67% and relatively frequent precipitation over 16 days, totaling 87 mm (3.4 in). In contrast, November brings cooler temperatures, with a minimum of -14°C (6°F), an average of 6°C (42°F), and a maximum of 22°C (73°F). The month is characterized by much lower precipitation, totaling just 37 mm (1.5 in) over only 6 days, yet it features higher humidity at 87%. For more detailed information on November weather patterns, you can check Sofia weather in November.

June and December offer starkly contrasting weather conditions. In June, temperatures range from a mild 4°C (39°F) at the minimum to a warm 32°C (91°F) at the maximum, with an average of 18°C (64°F). The month experiences significant precipitation, totaling 87 mm (3.4 in) over approximately 16 days, alongside a humidity level of 67%. In contrast, December is characterized by much colder temperatures, with a minimum of -14°C (7°F) and an average of just 1°C (34°F), peaking at 13°C (55°F). The total precipitation in December is lower at 68 mm (2.7 in) spread over 12 days, but the humidity is notably higher at 89%. For more detailed insights into December weather, you can visit Sofia weather in December.

Compare Sofia's Climate with Cities Worldwide

Conclusion: What to Expect From June Weather in Sofia

As June unfolds in Sofia, the city transitions into a warmer season, with temperatures gradually rising compared to the cooler months. The average warmth brings a delightful balance, making it ideal for outdoor activities despite a few rainy days. With increased humidity floating through the air, June feels distinctly different from the preceding months, enhancing the lush greenery around the city. As you explore Sofia during this vibrant month, you’ll experience a lively atmosphere enriched by the occasional refreshing rain shower. To learn more about how Sofia's climate evolves throughout the year, visit Sofia Climate.