Last updated: August 27, 2025
In June, Bolu, Turkey experiences a delightful transition into summer, characterized by a maximum temperature soaring to 27°C (82°F) and a mild average of 17°C (62°F). While daytime warmth invites outdoor activities, the nights can be cool, dipping to a minimum of 4°C (39°F). This month also brings about significant precipitation, totaling 129 mm (5.1 in) over approximately 19 days, resulting in a lush and vibrant landscape. With an average humidity of 71%, visitors can expect a refreshing atmosphere, perfect for exploring Bolu's stunning natural beauty.
In June, Bolu, Turkey welcomes the onset of summer with a pleasant warmth, presenting a significant shift from the frigid winter months. The minimum temperatures rise to a comfortable 4°C (39°F), while the average climbs to a delightful 17°C (62°F), peaking at a maximum of 27°C (82°F). This month showcases a transition from the cooler spring to the sunlit days of summer, making it perfect for outdoor activities and exploration. With temperatures steadily increasing from the chilled -1°C (30°F) in May to the summery highs of June, visitors can enjoy the region's lush landscapes and vibrant atmosphere as they bask in the balmy weather.
In June, Bolu experiences a significant increase in precipitation, with an impressive 129 mm (5.1 in) falling over 19 days. This is a notable rise compared to the preceding months, particularly May, which recorded 131 mm but with two fewer rainy days. The gradual climb in rainfall from the drier months of April and May highlights a transition into the wetter summer season. As the region prepares for the warmer months, June acts as a bridge, ensuring the lush landscapes are nourished by consistent showers, setting the stage for vibrant summer growth.
In June, Bolu, Turkey experiences a notable shift in humidity levels, dropping to 71%. This reduction marks a gradual decline from the peak seen earlier in the year, with January and February sporting humidities of 84% and 85%, respectively. As spring transitions into summer, humidity levels consistently decrease, reaching a low of 62% in July and further falling to 53% in August. This trend indicates a more comfortable and inviting climate for outdoor activities during the summer months, allowing residents and visitors to enjoy the lush green landscapes that Bolu is renowned for without the oppressive humidity.
In June, Bolu, Turkey, experiences its highest UV Index of the year at 11, classifying it as extreme and drastically reducing safe sun exposure time to just 10 minutes. This significant rise in UV radiation follows a progressive increase from 3 in January to 9 in May, emphasizing a marked shift to more intense sunlight as summer approaches. The data highlights the growing importance of sun protection during this month, especially for outdoor enthusiasts. As the UV Index peaks, awareness and preventive measures become crucial for maintaining skin health. For detailed UV forecasts throughout the year, check out Bolu UV Index.
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June in Bolu, Turkey, is a radiant transition into summer, basking in 388 hours of glorious sunshine. This month marks a delightful peak in daylight, as it follows a steady upward trajectory from 175 hours in January to a remarkable 371 hours in May. With sunshine steadily increasing each month, June sets the stage for the sun-soaked days of July, which boasts even more hours of sunlight. The trend is a testament to the vibrant warmth that Bolu experiences, making it an ideal time for outdoor adventures and soaking in the lush landscapes. As summer unfolds, the daylight hours not only enhance the city's natural beauty but also create the perfect backdrop for creating unforgettable memories under the sun.
In June, Bolu, Turkey, enjoys a notable 44% chance of sunny weather, marking a pleasant transition from the rainy spring months. This uptick in sunshine is a precursor to the summer, where the likelihood of clear skies peaks at 60% in July and continues to climb to 64% in August. The gradual increase in sunny days from 51% in May highlights the region's shift towards a warmer, sunnier season, making June an ideal time for outdoor activities. Compared to earlier months like March (32%) and April (27%), June's weather offers a promising glimpse of summertime bliss in Bolu.
In Bolu, Turkey, as the year progresses, daylight hours gradually increase, peaking in June with an impressive 15 hours of sunlight. This month marks a vibrant transition as spring gives way to summer, allowing residents and visitors alike to bask in the extended daylight. Following June, daylight hours begin to decline, with July and August offering slightly fewer hours but still maintaining a warm glow. The trend showcases a beautiful ebb and flow of light, characterized by longer days in the spring and summer, which gradually retreat, leading into the shorter, cozier days of fall and winter. This rhythmic pattern not only enhances the natural beauty of Bolu but also encourages outdoor activities and exploration during the sun-drenched months.
In June, Bolu, Turkey experiences a gentle shift in wind dynamics, with an average wind speed of 1.7 m/s (4 mph). This marks a continued decline from the preceding months, where the winds were slightly more vigorous, peaking in January at 2.4 m/s (5 mph). As the summer approaches, a noticeable trend emerges: wind speeds generally hover around the softer end of the spectrum during this time of year. Following June, winds see a modest increase again in July, but the overall pattern during late spring and early summer leans towards tranquility, perfectly complementing the serene landscapes of Bolu. This transition invites visitors to enjoy the lush surroundings enveloped in calm, soothing breezes.
Weather in Bolu varies notably across the year, with each month offering distinct climate conditions. This page compares June’s weather to other months in Bolu, focusing on differences in temperature, rainfall, humidity, and UV levels.
June and January present starkly contrasting weather conditions. June boasts a mild average temperature of 17°C (62°F), with highs reaching up to 27°C (82°F) and a minimum of 4°C (39°F). It also experiences relatively higher precipitation at 129 mm (5.1 in) over 19 days, along with a humidity level of 71%. In contrast, January is much colder, with temperatures ranging from a minimum of -19°C (-2°F) to a maximum of 17°C (63°F) and an average of 0°C (32°F). Although January receives less precipitation at 91 mm (3.6 in) over 13 days, it features a higher humidity level of 84%. For a more detailed look at January conditions, you can check Bolu weather in January.
When comparing the weather in June to that of February, significant differences are evident. June boasts milder temperatures, ranging from a minimum of 4°C (39°F) to a maximum of 27°C (82°F), with an average of 17°C (62°F). It also has higher humidity at 71% and greater precipitation totals, receiving 129 mm (5.1 in) over 19 days. Conversely, February experiences much colder conditions, where temperatures dip as low as -16°C (3°F), with an average of only 2°C (36°F) and a maximum of 16°C (62°F). Despite this chill, February sees less total precipitation at 81 mm (3.2 in) over 13 days, accompanied by higher humidity levels of 85%. For more insights on February weather, you can check out Bolu weather in February.
March and June present starkly contrasting weather patterns. In June, temperatures range from a minimum of 4°C (39°F) to a comfortable average of 17°C (62°F), peaking at a warm 27°C (82°F). While June sees a fair amount of precipitation at 129 mm (5.1 in) spread over 19 days, the humidity is relatively moderate at 71%. Conversely, March is characterized by chillier conditions, with temperatures dipping as low as -19°C (-1°F) and averaging 4°C (40°F), although highs can reach up to 21°C (70°F). Precipitation in March is slightly lower at 116 mm (4.6 in) over 15 days, but the humidity is higher at 84%. For more information about March weather in Bolu, visit Bolu weather in March.
In comparing the weather between April and June, June tends to be significantly warmer, with average temperatures rising from 9°C (48°F) in April to 17°C (62°F) in June. While April experiences a maximum temperature of 23°C (73°F), June peaks at 27°C (82°F), indicating a shift towards summer warmth. However, June is also wetter, receiving 129 mm (5.1 in) of precipitation over 19 days, compared to April's 91 mm (3.6 in) over 14 days. Humidity levels are slightly lower in June at 71%, compared to 78% in April, making June feel a bit more comfortable despite the increased rainfall. For a detailed look at April's weather specifics, you can visit Bolu weather in April.
June weather shows a mild rise in average temperatures compared to May, with minimums starting at 4°C (39°F) and reaching a comfortable average of 17°C (62°F). In contrast, May experiences cooler temperatures, with a minimum as low as -1°C (30°F) and an average of 13°C (57°F). Both months have similar precipitation levels, with June recording 129 mm (5.1 in) over 19 days, while May slightly edges it out with 131 mm (5.2 in) over 17 days. Humidity levels are higher in May at 78%, compared to June's 71%, indicating that May's weather feels a bit more oppressive, despite June's potential for warmer temperatures. For more detailed insights on May weather, visit Bolu weather in May.
June and July present a distinct contrast in weather conditions. June experiences cooler temperatures, with a minimum of 4°C (39°F) and an average of 17°C (62°F), reaching up to 27°C (82°F). It also sees higher precipitation at 129 mm (5.1 in) over 19 days, contributing to a humidity level of 71%. In contrast, July is warmer, with a minimum temperature of 7°C (45°F) and an average of 19°C (67°F), peaking at 31°C (88°F). Precipitation decreases significantly to 71 mm (2.8 in) and occurs over only 11 days, resulting in lower humidity of 62%. For more detailed insights, you can check Bolu weather in July.
In June, the weather typically presents a cooler climate, with temperatures ranging from a minimum of 4°C (39°F) to a maximum of 27°C (82°F) and an average of 17°C (62°F). This month sees significant precipitation, totaling 129 mm (5.1 in) over roughly 19 days, accompanied by high humidity at 71%. In contrast, August enjoys warmer temperatures, with a minimum of 9°C (48°F), an average of 20°C (68°F), and highs reaching 33°C (92°F). Rainfall drops considerably to 43 mm (1.7 in) over just 7 days, and humidity lowers to a more comfortable 53%. For a detailed forecast, you can check Bolu weather in August.
June and September present notably different weather patterns. In June, temperatures range from a cool minimum of 4°C (39°F) to a warm maximum of 27°C (82°F), with an average temperature of 17°C (62°F). This month experiences relatively high precipitation, totaling 129 mm (5.1 in) over 19 days, coupled with a humidity level of 71%. In contrast, September has a broader temperature range, with a minimum of just 1°C (34°F) and a maximum reaching 34°C (93°F), while the average remains similar at 16°C (62°F). The month is much drier, receiving only 51 mm (2.0 in) of precipitation over just 8 days, and features lower humidity at 61%. For further details, visit Bolu weather in September.
June and October present distinct weather patterns that mark the transition from late spring to autumn. In June, temperatures range from a cool 4°C (39°F) at night to a warm average of 17°C (62°F) and can peak at 27°C (82°F) during the day. The month is also characterized by significant rainfall, with 129 mm (5.1 inches) of precipitation over approximately 19 days, contributing to a humidity level of 71%.
In contrast, October offers cooler temperatures, with nighttime lows dipping to -2°C (29°F) and an average of 12°C (54°F), though it can still reach highs of 29°C (85°F). Precipitation decreases to 78 mm (3.1 inches) across about 9 days, while humidity rises slightly to 76%. For a closer look at October weather in Bolu, you can check out Bolu weather in October.
June and November exhibit notable differences in weather patterns. In June, temperatures range from a minimum of 4°C (39°F) to a maximum of 27°C (82°F), with an average of 17°C (62°F). The month sees significant precipitation, totaling 129 mm (5.1 in) over 19 days, and humidity levels are relatively moderate at 71%.
In contrast, November brings cooler temperatures, with a minimum of -6°C (21°F) and a maximum of 21°C (69°F), averaging 7°C (44°F). Precipitation is much less frequent, amounting to 59 mm (2.3 in) over just 8 days, while humidity rises slightly to 83%. For more details, you can check Bolu weather in November.
June and December present strikingly contrasting weather conditions. In June, temperatures range from a minimum of 4°C (39°F) to a maximum of 27°C (82°F), with an average of 17°C (62°F). The month sees considerable rainfall, averaging 129 mm over 19 days, and the humidity sits at a comfortable 71%. In contrast, December is much colder, with temperatures dropping to a minimum of -13°C (9°F) and averaging just 3°C (39°F). The maximum temperature reaches only 16°C (62°F), and while precipitation is slightly lower at 117 mm over 16 days, the relative humidity is higher at 85%. For more detailed insights on weather patterns in December, you can check out Bolu weather in December.
As June arrives in Bolu, the weather transforms into a delightful blend of warmth and hydration, setting it apart from the cooler months of spring. With an average temperature that leans comfortably towards the milder side, outdoor enthusiasts can enjoy the lush green landscapes, though the frequent rain showers remind us of the transitional nature of early summer. The elevated humidity adds a touch of tropical feel, making the air rich and vibrant. With about half of the month seeing precipitation, visitors and locals alike should come prepared for the refreshing summer rains. For a deeper dive into how Bolu's climate evolves throughout the year, be sure to check out Bolu Climate.