Last updated: August 21, 2025
January in Mostar, Bosnia and Herzegovina presents a striking contrast of winter characteristics, with temperatures ranging from a frigid -13°C (8°F) at night to a mild 16°C (60°F) during the day. The average temperature settles at a chilly 3°C (37°F), marking it as one of the colder months of the year. The region experiences 112 mm (4.4 in) of precipitation over approximately 11 days, contributing to its lush winter scenery. Coupled with a high humidity level of 88%, January’s weather creates a unique atmosphere, perfect for appreciating the winter charm of this historic city.
In Mostar, Bosnia and Herzegovina, January temperatures present a chilly yet intriguing landscape, with a notable range that makes this month particularly interesting for adventurers and locals alike. With minimum temperatures dipping to a brisk -13°C (8°F), winter fully asserts itself, but warmer days are on the horizon, as the average temperature hovers around a mild 3°C (37°F), and highs can even reach a pleasant 16°C (60°F). As January transitions into February and March, a gradual warming trend emerges, showcasing an increasing resilience in temperatures that hint at the approaching spring. This evolution from the cold depths of winter to the forthcoming warmth sets a dynamic stage for exploring the unique charm of Mostar amidst the changing seasons.
In January, Mostar experiences a notable precipitation amount of 112 mm (4.4 in), spread across approximately 11 rainy days. This sets the stage for a wet winter season, as the city transitions into February, where precipitation rises sharply to 151 mm (5.9 in). Interestingly, this damp trend continues into March, with 141 mm (5.5 in) recorded, showcasing a consistent pattern of winter rains. As spring approaches, the precipitation gradually decreases, peaking in November with 251 mm (9.9 in) and 248 mm (9.8 in) in December, hinting at a seasonal ebb and flow in rainfall. Overall, the early months of the year in Mostar are characterized by frequent rain, contributing to the lush natural beauty of the region.
In January, Mostar experiences a notable humidity level of 88%, making it one of the wettest months of the year. As the seasons shift, February sees a slight decline to 82%, setting the stage for a gradual improvement in moisture as spring approaches. By March, humidity further lowers to 79%, and continues to drop through the spring months, reaching 75% in April and 74% in May. The arrival of summer brings even drier air, with June witnessing a significant plunge to 66%, and July and August showcasing the lowest levels at 59% and 53%, respectively. However, as autumn descends, humidity levels start to rise again, peaking at 86% in December, before transitioning back to the high levels typical of winter. This cyclical trend highlights Mostar's distinctive seasonal humidity patterns, where the wet months contrast sharply with the dry summer heat.
In January, Mostar experiences a low UV Index of 2, which translates to a burn time of about 45 minutes under the sun. This gentle exposure is typical for winter months, creating a comfortable environment for outdoor activities without the intense need for sunscreen. As the year progresses, the UV Index begins to rise, reaching moderate levels in February with a reading of 4 and a reduced burn time of 30 minutes. By March, the index escalates to 6, signaling a shift to high exposure risks, and continues climbing to 7 in April. Late spring brings even more intensity, peaking at a very high index of 9 in May, followed by a sustained 10 throughout June and July. The trend gradually tapers off as summer slips into autumn, with levels decreasing back to high from September to November, before settling at a low of 2 again in December. The gradual increase and subsequent decline of UV exposure reflect the seasonal changes, highlighting the importance of staying sun-smart. For more detailed insights on UV levels throughout the year, visit Mostar UV Index.
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January in Mostar, Bosnia and Herzegovina, brings a gentle embrace of 189 hours of sunshine, marking the beginning of the year with a touch of brightness. As winter recedes, February sees a significant increase to 243 hours, signaling the anticipation of spring. The trend continues to ascend into March and April, where sunshine bursts forth to 323 hours and 354 hours, respectively. This upward trajectory peaks in the summer months, with June to July greeting visitors with a radiant 417 to 435 hours, perfect for enjoying the city’s historic charm. As the autumn approaches, the days gradually shorten, with September offering 345 hours and October trailing slightly behind at 313 hours. By November and December, sunshine dips to 234 and 219 hours, inviting a cozy conclusion to the year. Overall, Mostar's climate showcases a rich tapestry of sunshine, creating vibrant seasons that captivate both locals and travelers alike.
In Mostar, Bosnia and Herzegovina, January greets visitors with a somewhat modest 27% chance of sunshine, setting the stage for a winter landscape that can be both enchanting and overcast. As winter progresses into February and March, the likelihood of sunny days begins to rise significantly, reaching 46% and 51%, respectively. This upward trend continues into the spring months, peaking with 73% sunlight in the balmy summer, illustrating Mostar's transition from a winter wonderland to a sun-drenched destination. As the year unfolds, the fluctuation in sunny weather patterns highlights a vibrant seasonal shift, making the months from late spring to summer particularly inviting for outdoor exploration.
In Mostar, Bosnia and Herzegovina, January brings about 9 hours of daylight, marking the continuation of the winter chill. As the month progresses into February, daylight gradually increases to 10 hours, hinting at the impending arrival of spring. The trend accelerates in March and April, where daylight extends to 11 and 13 hours respectively, showcasing the region's vibrant transition towards longer days. By May, residents enjoy a generous 14 hours of sunlight, peaking in June with 15 hours, the epitome of summer's brightness. However, the days begin to shorten again as July and August offer slightly less daylight at 14 and 13 hours. This gradual decline continues through the fall, with September reducing to 12 hours, and October and November returning to 10 and 9 hours. By December, the pattern completes its cycle, settling back to the 9 hours of daylight experienced at the beginning of the year. This rhythmic fluctuation not only enhances the beauty of Mostar but also reflects the region's dynamic seasonal changes.
In January, Mostar experiences a gentle breeze with an average wind speed of 2.2 m/s (5 mph), a figure that remains consistent throughout February and March. This calmness, slightly more pronounced than in the spring months, sets a serene backdrop against the picturesque backdrop of the city. As the year progresses into the warmer months of June, July, and August, the winds mellow even further, dropping to around 1.8 to 1.9 m/s (4 mph). Notably, the transition into autumn witnesses a subtle uptick, with October and November returning to 2.0 m/s (4-5 mph). Overall, the wind patterns in Mostar exhibit a tranquil rhythm, fostering a peaceful atmosphere that complements the city’s historic charm.
Weather in Mostar varies notably across the year, with each month offering distinct climate conditions. This page compares January’s weather to other months in Mostar, focusing on differences in temperature, rainfall, humidity, and UV levels.
January and February present contrasting winter climates, with February generally experiencing milder temperatures. In January, the weather is colder, with minimum temperatures dropping to -13°C (8°F) and an average of 3°C (37°F), while February shows a slight improvement with minimums at -9°C (17°F) and an average of 6°C (43°F). Additionally, February offers a higher maximum temperature, reaching up to 21°C (71°F) compared to January's peak of 16°C (60°F).
Precipitation is notably higher in February, totaling 151 mm (5.9 in) over 11 days, compared to January's 112 mm (4.4 in). Despite the increase in rainfall, February maintains a lower humidity level at 82%, while January's humidity averages around 88%. For more insights on February weather conditions, you can explore Mostar weather in February.
In January, the weather is notably colder, with temperatures ranging from a minimum of -13°C (8°F) to a maximum of 16°C (60°F), and an average temperature of just 3°C (37°F). The month experiences high humidity at 88% and sees about 112 mm (4.4 inches) of precipitation over 11 days. In contrast, March marks the transition to milder conditions, with temperatures shifting from a minimum of -8°C (17°F) to a more inviting maximum of 22°C (73°F) and an average of 8°C (46°F). Although precipitation increases slightly to 141 mm (5.5 inches) over the same number of days, humidity decreases to 79%. For further details on March weather in Mostar, you can check out Mostar weather in March.
In January, the weather in Mostar is considerably colder, with temperatures ranging from a minimum of -13°C (8°F) to a maximum of 16°C (60°F), and an average temperature of about 3°C (37°F). The humidity is quite high at 88%, contributing to a chilly atmosphere, along with 112 mm (4.4 in) of precipitation over 11 days.
By April, however, the conditions have transformed significantly. Temperatures rise, with a minimum of -4°C (25°F), an average of 12°C (53°F), and a peak of 28°C (82°F). Although precipitation slightly increases to 116 mm (4.6 in) over the same 11 days, the humidity drops to 75%, resulting in a more comfortable spring-like climate. For more about April weather in Mostar, visit Mostar weather in April.
January and May present strikingly different weather conditions. In January, temperatures can plunge as low as -13°C (8°F), with an average of just 3°C (37°F) and a maximum of 16°C (60°F). The month is marked by high humidity at 88% and significant precipitation, totaling 112 mm (4.4 in) over approximately 11 days. In contrast, May offers a much milder climate, with temperatures ranging from a minimum of 1°C (34°F) to an average of 16°C (62°F) and reaching highs of 30°C (87°F). While May sees slightly more precipitation at 132 mm (5.2 in) across 16 days, the humidity dips to 74%, creating a more comfortable atmosphere. For a detailed look at May weather in Mostar, visit Mostar weather in May.
January and June present contrasting weather conditions. In January, temperatures can drop as low as -13°C (8°F), with an average of around 3°C (37°F) and peaks at 16°C (60°F). The month also tends to be quite humid, with an average humidity of 88% and significant precipitation totaling 112 mm (4.4 in) over 11 days. In stark contrast, June enjoys much warmer temperatures, ranging from a minimum of 7°C (45°F) to a sizzling maximum of 37°C (98°F), with a pleasant average of 21°C (71°F). Rainfall decreases to 69 mm (2.7 in) across the same number of rainy days, and the humidity drops to 66%. For more details on weather during this month, you can check Mostar weather in June.
In January, the weather is characterized by cold temperatures, with a minimum of -13°C (8°F) and an average of 3°C (37°F), peaking at a maximum of 16°C (60°F). The month sees a significant amount of precipitation, totaling 112 mm (4.4 in) over 11 days, accompanied by high humidity levels of 88%. In contrast, July experiences a much warmer climate, with temperatures ranging from a minimum of 11°C (53°F) to an average of 24°C (76°F) and reaching highs of 38°C (101°F). The precipitation is markedly lower at 41 mm (1.6 in) spread across just 5 days, and humidity decreases to a more comfortable 59%. For more details on July weather in this region, check out Mostar weather in July.
January weather is characterized by cold temperatures, with minimums reaching as low as -13°C (8°F) and an average of about 3°C (37°F). This month experiences significant precipitation, totaling 112 mm (4.4 in) over 11 days, and high humidity levels of 88%. In contrast, August brings a much warmer climate, with temperatures ranging from a minimum of 11°C (52°F) to a scorching maximum of 41°C (105°F) and an average of 25°C (77°F). Precipitation in August drops to 54 mm (2.1 in) over just 7 days, and the humidity decreases to a more comfortable 53%. For more detailed insights, check out Mostar weather in August.
The weather in January is starkly different from September, showcasing the distinct seasonal changes. In January, temperatures can dip as low as -13°C (8°F), with an average of 3°C (37°F) and a maximum of 16°C (60°F). The month is characterized by high humidity at 88% and substantial precipitation of 112 mm (4.4 in) over 11 days. In contrast, September offers a much warmer climate, with temperatures ranging from a minimum of 4°C (39°F) to a pleasant average of 19°C (67°F) and highs reaching 33°C (91°F). The humidity drops to 65%, and precipitation slightly decreases to 107 mm (4.2 in) over just 9 days, making September a more comfortable and drier month. For more details, you can check Mostar weather in September.
In January, temperatures can drop significantly, with minimums around -13°C (8°F) and an average of just 3°C (37°F), while highs reach only 16°C (60°F). The month is characterized by high humidity at 88% and considerable precipitation of 112 mm (4.4 in), spread over 11 days. In contrast, October brings milder conditions, with minimum temperatures around 1°C (34°F) and an average of 14°C (57°F), peaking at a warm 27°C (80°F). Despite October having slightly more precipitation at 140 mm (5.5 in) over 10 days, the humidity is lower at 78%. For a more detailed look at October's climate, check out Mostar weather in October.
In comparing the weather between January and November, it is clear that November experiences milder temperatures, with averages ranging from a minimum of -3°C (26°F) to a maximum of 21°C (70°F), compared to January's chilly range of -13°C (8°F) to 16°C (60°F). Precipitation levels are notably higher in November, with 251 mm (9.9 in) spread across 12 days, while January sees a total of 112 mm (4.4 in) over just 11 days. Despite slightly lower humidity in November at 85% compared to January's 88%, the overall climate feels more temperate in November. For a deeper look at the weather specifics, you can visit Mostar weather in November.
In comparison to January, December experiences slightly milder temperatures, with minimums around -7°C (19°F) versus January's lows of -13°C (8°F). Both months see a maximum temperature cap at 16°C (60°F), but December's average is a bit warmer at 5°C (42°F) compared to January's 3°C (37°F). December also tends to be wetter, with 248 mm (9.8 in) of precipitation over 15 days, while January receives only 112 mm (4.4 in) across 11 days. Humidity levels are similar, with January at 88% and December at 86%. For more details, check out Mostar weather in December.
January in Mostar offers a distinct contrast to the milder months of the year, as it is characterized by cooler temperatures and significant humidity. With daytime highs only reaching around 16°C and chilling lows dropping to -13°C, this month tends to be one of the coldest, often accompanied by up to 112 mm of precipitation across about 11 days. The combination of relatively high humidity, at 88%, can make the cold feel even more pronounced, distinguishing January from the more temperate spring and summer months. For those seeking to understand the patterns of weather throughout the year in Mostar, further information can be found at Mostar Climate.