Last updated: August 21, 2025
In Mostar, Bosnia and Herzegovina, October brings a delightful mix of autumnal weather, with daytime temperatures peaking at a warm 27°C (80°F) and averaging around 14°C (57°F). As the month progresses, temperatures can dip as low as 1°C (34°F) during the nights, inviting the cozy spirit of fall. However, visitors should be prepared for the occasional rain, with 140 mm (5.5 in) of precipitation expected over the month, spread across approximately 10 days. The air is also marked by a 78% humidity, enhancing the rich, vibrant colors of the season and making for a refreshing experience in this picturesque city.
October in Mostar, Bosnia and Herzegovina, marks a delightful transition into the cooler months, showcasing a gentle dip in temperatures from the remnants of summer. With minimums around 1°C (34°F) and pleasant average highs reaching 27°C (80°F), the month presents an inviting climate for visitors. As the average temperature settles at 14°C (57°F), outdoor enthusiasts can still enjoy activities amidst the stunning autumnal landscapes. This month stands out as a time where the sweltering heat of summer fades, making way for crisp, refreshing air and vibrant fall colors, all while providing a comfortable backdrop for exploring Mostar's rich cultural heritage.
In October, Mostar experiences a notable shift in its weather patterns, as precipitation levels rise to 140 mm (5.5 in), marking a significant increase compared to the warmer summer months. This month typically sees around 10 rainy days, providing a refreshing contrast to the drier conditions of July and August. As autumn settles in, the increased rainfall is a precursor to the even heavier downpours that characterize the following months, November and December, with their much higher precipitation amounts of 251 mm (9.9 in) and 248 mm (9.8 in), respectively. This trend highlights October as a transitional month, bridging the drier summer and the wetter winter season, making it a crucial time for nurturing the region's lush landscapes.
In October, Mostar experiences a notable increase in humidity, reaching 78% as the transitional month shifts from the warmth of summer into the cooler embrace of autumn. This rise from September's 65% marks a significant change, signaling the approach of wetter weather as the year progresses. The humidity levels in October represent a steady decline when viewed against the peak dry months of July and August, which saw lows of 59% and 53% respectively. With November looming, bringing a spike to 85%, October serves as a precursor to the more humid winter months, reminding residents and visitors alike that the charm of Mostar's fall is accompanied by a comforting, albeit damp, atmosphere.
As October rolls in Mostar, Bosnia and Herzegovina, the UV Index dips to an moderate level of 5, offering a slight respite from the intense summer rays. After the peak months of June and July, which saw a blistering UV Index of 10, this transition signals a change in sun exposure, with a burn time of 30 minutes now recommended. This month marks a gradual decline from the very high UV levels of late summer, moving towards the milder indices of late autumn, where the UV Index typically remains around 3 in November. It’s a reminder to embrace the sunlight’s warmth while still taking care, as October provides an excellent opportunity to enjoy the outdoors without the intense risk of sunburn. For more insights, check out the Mostar UV Index.
UV Risk Categories
October in Mostar, Bosnia and Herzegovina, continues the trend of delightful autumn days, showcasing 313 hours of sunshine. As summer fades, the sunlight begins to wane compared to the peak of July's 435 hours, yet October still radiates a warm glow, presenting a vivid tapestry of golden leaves against clear blue skies. The dip from September's 345 hours illustrates a natural transition, inviting locals and travelers alike to enjoy the mild temperatures and picturesque scenery before the winter chill sets in. This month strikes a perfect balance, offering ample daylight for exploration while hinting at the cozy comforts of the season ahead.
In October, Mostar enjoys a 54% chance of sunny weather, marking it as one of the more favorable months in the transition from summer to autumn. This figure reflects a slight decline from the previous summer months, where the likelihood of sunshine peaks at 73% in August, but remains significantly higher than the stark winter months, such as January with only 27%. The trend indicates that while October signals the onset of cooler temperatures, it still offers a decent amount of sunshine, making it a charming time to explore the city's vibrant streets and scenic landscapes before the winter sets in.
As October arrives in Mostar, Bosnia and Herzegovina, daylight begins to retreat, offering about 10 hours of sunlight each day. Following the dynamic summer months, where daylight peaks at 15 hours in June, the gradual decrease continues into the fall. October's daylight is a gentle reminder that the days are getting shorter, echoing the transition seen in September with 12 hours of light. This trend is part of a natural rhythm, as the city shifts from the bright evenings of summer back to the coziness of autumn and winter, where both November and December will settle at 9 hours of daylight. Thus, October stands at a pivotal point, showcasing the sweet yet fleeting balance between the warmth of lingering daylight and the impending embrace of shorter days.
As October graces Mostar, Bosnia and Herzegovina, the winds begin to shift, gently picking up to an average speed of 2.0 m/s (5 mph). This subtle increase from the previous months, where the winds slowed to a mere 1.7 m/s in September, marks a transitional change in the air. With autumn settling in, the crisp breeze dances through the historic streets, weaving between ancient stone buildings and vibrant foliage. Interestingly, this month mirrors November's wind patterns, promising a consistent chill as the region moves further into the fall. From the steady breezes of early spring to the lulling summer whispers, October heralds a moment where the winds remind us of the approaching winter, creating a perfect backdrop for exploring the beauty of Mostar's landscapes.
Weather in Mostar varies notably across the year, with each month offering distinct climate conditions. This page compares October’s weather to other months in Mostar, focusing on differences in temperature, rainfall, humidity, and UV levels.
October and January present stark contrasts in weather patterns. In October, temperatures range from a mild 1°C (34°F) to a warm 27°C (80°F), with an average of 14°C (57°F) and about 140 mm (5.5 in) of rainfall over 10 days, accompanied by a humidity level of 78%. In contrast, January is considerably colder, with temperatures dropping to a minimum of -13°C (8°F), averaging 3°C (37°F), and peaking at 16°C (60°F). January sees slightly less precipitation at 112 mm (4.4 in) throughout 11 days, along with higher humidity at 88%. For more detailed information, check out Mostar weather in January.
October and February present contrasting weather patterns. In October, temperatures range from a chilly 1°C (34°F) at night to a warm 27°C (80°F) during the day, with an average temperature of 14°C (57°F). It is relatively wet, receiving about 140 mm (5.5 in) of precipitation over 10 days, accompanied by a humidity level of 78%. In contrast, February is notably colder, with temperatures dipping as low as -9°C (17°F) and reaching a maximum of 21°C (71°F), averaging around 6°C (43°F). This month is slightly wetter than October, with 151 mm (5.9 in) of precipitation over 11 days and a higher humidity of 82%. For more detailed information on February weather, you can visit Mostar weather in February.
When comparing the weather in October and March, a few key differences and similarities stand out. October tends to have a milder average temperature of 14°C (57°F), with a maximum of 27°C (80°F), whereas March is cooler, with an average of 8°C (46°F) and lows that can drop to -8°C (17°F). Both months have similar levels of precipitation, with October receiving 140 mm (5.5 in) over about 10 days and March slightly more at 141 mm (5.5 in) across 11 days. Humidity levels are comparable as well, hovering around 78% in October and 79% in March. For a closer look at how the weather in March unfolds, you can check Mostar weather in March.
When comparing the weather in October and April, several notable differences emerge. In October, the average temperature ranges from a minimum of 1°C (34°F) to a maximum of 27°C (80°F), with an overall average of 14°C (57°F). This month experiences a higher level of precipitation at 140 mm (5.5 in) over about 10 days, paired with a humidity of 78%. Conversely, April tends to be cooler with a minimum of -4°C (25°F) and an average high of 28°C (82°F), although its average is slightly lower at 12°C (53°F). Precipitation in April is also slightly less, totaling 116 mm (4.6 in) over about 11 days, with humidity at 75%. For more detailed information on the weather conditions during this month, you can visit Mostar weather in April.
October and May present contrasting weather patterns, with October experiencing a wider temperature range, including cooler lows of 1°C (34°F) and highs that can reach 27°C (80°F). In contrast, May has a slightly warmer average temperature of 16°C (62°F) and can peak at 30°C (87°F). While both months see considerable precipitation, October has around 140 mm (5.5 in) spread over 10 days, compared to May's 132 mm (5.2 in) over 16 days. Humidity levels are comparable, with October at 78% and May slightly lower at 74%. For more detailed insights on May weather, you can check Mostar weather in May.
When comparing the weather between October and June, it’s clear that June tends to be warmer and more humid. In June, temperatures range from a minimum of 7°C (45°F) to a maximum of 37°C (98°F), with an average temperature of 21°C (71°F). In contrast, October sees much cooler temperatures, with a minimum of 1°C (34°F) and a maximum of 27°C (80°F), averaging at 14°C (57°F). Additionally, October experiences significantly more precipitation, accumulating 140 mm (5.5 in) over 10 days, while June sees less rain, with 69 mm (2.7 in) spread over 11 days. The humidity in October is also higher at 78%, compared to 66% in June. For more detailed insights, check out Mostar weather in June.
In comparing the weather between October and July, it is evident that October is much cooler and wetter. In October, temperatures range from a chilly minimum of 1°C (34°F) to a comfortable average of 14°C (57°F), with a peak reaching 27°C (80°F). The month sees significant rainfall, totaling 140 mm (5.5 in) over approximately 10 days, resulting in a higher humidity level of 78%. In contrast, July boasts much warmer conditions with minimum temperatures around 11°C (53°F) and an average of 24°C (76°F), soaring to a maximum of 38°C (101°F). This month experiences substantially less rainfall at 41 mm (1.6 in) over about 5 days, and it enjoys a lower humidity of 59%. For those interested in a detailed look at July weather specifically, refer to Mostar weather in July.
When comparing the weather in October and August, it's clear that August tends to be significantly warmer, featuring an average temperature of 25°C (77°F) and maximums reaching up to 41°C (105°F). In contrast, October presents a much cooler climate, with average temperatures around 14°C (57°F) and a maximum of 27°C (80°F). Additionally, August experiences lower humidity levels at 53%, while October sees a rise in humidity to 78%, contributing to a more damp environment. Precipitation also varies greatly; October receives about 140 mm (5.5 in) of rain over 10 days, compared to August’s 54 mm (2.1 in) over 7 days. For more detailed insights on August weather, you can check Mostar weather in August.
In comparing the weather between September and October, we see a noticeable shift in temperatures and precipitation patterns. September experiences warmer conditions, with average temperatures ranging from a minimum of 4°C (39°F) to a maximum of 33°C (91°F), while October sees lower averages, with temperatures dropping to a minimum of 1°C (34°F) and peaking at 27°C (80°F). Additionally, October is wetter, receiving 140 mm (5.5 in) of precipitation over 10 days, compared to September's 107 mm (4.2 in) over 9 days. Furthermore, humidity levels rise significantly in October to 78%, compared to September's more moderate 65%. For those looking for detailed insights about September weather, check out Mostar weather in September.
October and November present distinct changes in weather patterns. In October, temperatures range from a mild minimum of 1°C (34°F) to a comfortable maximum of 27°C (80°F), with an average temperature of 14°C (57°F). The month sees approximately 140 mm (5.5 in) of precipitation over about 10 days, with humidity at 78%. In contrast, November is noticeably colder, with temperatures dropping to a minimum of -3°C (26°F) and an average of 10°C (50°F), peaking at 21°C (70°F). This month experiences significantly higher precipitation of 251 mm (9.9 in) over about 12 days, coupled with an increase in humidity to 85%. For more details on weather in November, visit Mostar weather in November.
October weather in Mostar is characterized by relatively mild temperatures, with a minimum of 1°C (34°F) and an average of 14°C (57°F), peaking at a comfortable 27°C (80°F). The month sees considerable rainfall, accumulating around 140 mm (5.5 in) over approximately 10 days, accompanied by a humidity level of 78%. In contrast, December brings a significant drop in temperatures, with a minimum of -7°C (19°F) and an average of 5°C (42°F), reaching up to 16°C (62°F). Precipitation increases as well, totaling 248 mm (9.8 in) over 15 days, while humidity rises to 86%. For more detailed information, you can check Mostar weather in December.
As October sets in, Mostar experiences a notable shift in weather compared to the bustling summer months. The temperatures begin to cool, with pleasant days giving way to crisp nights, creating a refreshing atmosphere perfect for outdoor adventures. While there's a slight increase in prevalent rain—with several days of precipitation making their appearance—this added humidity underscores the vibrant beauty of the fall foliage. If you’re planning a visit, be prepared for a mix of sunshine and showers, making October a captivating time to explore the historic charm of Mostar. For more detailed insights into what to expect throughout the year, check out Mostar Climate.