May Weather in Sarajevo, Bosnia and Herzegovina

Last updated: August 21, 2025

In May, Sarajevo, Bosnia and Herzegovina experiences a vibrant transition into spring, featuring a maximum temperature of 26°C (80°F) and a comfortable average of 12°C (55°F). However, daily lows can dip to around -1°C (30°F), reminding residents of the lingering chill. This month is marked by significant precipitation, totaling 126 mm (4.9 in) over approximately 18 days, contributing to a humidity level of 74%. Visitors can expect a mix of sunny and rainy days, making it an exciting yet unpredictable time to explore the rich culture and stunning landscapes of the city.

May Temperature in Sarajevo

In May, Sarajevo experiences a delightful transition into spring, with temperatures rising significantly from the winter chill. The month begins with a gentle minimum temperature of around -1°C (30°F), while averages comfortably reach 12°C (55°F), making outdoor activities increasingly inviting. By the end of the month, highs can soar to a warm 26°C (80°F), offering perfect conditions for exploring the city's rich cultural tapestry. This upward trend from the chill of early spring reflects a broader shift towards sunnier days, as Sarajevo shakes off the cold grasp of winter and embraces vibrant life. As the days grow longer and warmer, May stands out as a perfect time to witness the city blossoming into a lush haven.

May Weather in Sarajevo: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Sarajevo, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sarajevo, May 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).
JanFebMarAprMayJunJulAugSepOctNovDec283538465462656758504333
Data source: Temperature data for Sarajevo generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

May Precipitation in Sarajevo

May marks a significant uptick in rainfall in Sarajevo, with precipitation reaching 126 mm (4.9 in)—the highest for the month in the year. This surge corresponds to 18 rainy days, suggesting that the city embraces a lush and vibrant atmosphere as spring transitions into summer. The increase in precipitation from April’s 99 mm (3.9 in) underscores a trend where late spring brings more substantial moisture, aiding in the blooming of flora and providing a refreshing contrast to the drier months ahead, such as August. This pattern not only enhances the natural beauty of the region but also contributes to its unique climate, making May a notably wetter month in Sarajevo’s annual cycle of precipitation.

May Precipitation Trends in Sarajevo

The chart displays monthly precipitation patterns in Sarajevo, with values for each month alongside May’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how May’s conditions compare to those of other months. In Sarajevo, May typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec821051049912611497736285109156
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Sarajevo

May marks a noticeable shift in humidity levels in Sarajevo, Bosnia and Herzegovina, as the month settles at 74%, a slight decrease from the 75% recorded in April. This downward trend from spring into early summer signifies a gradual move towards drier conditions, following the winter months when humidity levels peaked at an impressive 88% in January. As the year progresses into June, humidity continues to decline, ultimately reaching 66%, paving the way for a more comfortable summer climate. This seasonal transition showcases how Sarajevo's humidity ebbs and flows throughout the year, enhancing the city's dynamic weather patterns.

May Average Humidity in Sarajevo

This chart illustrates the average monthly humidity levels in Sarajevo, with May’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In May, average humidity in Sarajevo is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec88%82%79%75%74%66%59%53%65%78%85%87%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Sarajevo

In May, Sarajevo experiences a notable rise in UV intensity, with the UV Index reaching 9, categorizing it as very high. This marks a significant increase from the 8 observed in April, indicating a shift towards more intense sunlight as spring transitions into summer. With a burn time of just 15 minutes, it's essential for residents and visitors to take precautions against sun exposure. The trend continues into June and July, where the UV Index peaks at 10, emphasizing the need for effective sun protection. For those planning outdoor activities, understanding these patterns is crucial. Stay informed and stay safe by checking out the detailed resource on the Sarajevo UV Index.

Maximum UV Index Levels in Sarajevo for May

The chart shows the monthly maximum UV Index (UVI) for Sarajevo in May, 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 May, the maximum UV index in Sarajevo typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec34789101097532
Data source: Sarajevo May 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.

May Sunshine in Sarajevo

As spring unfolds into May, Sarajevo basks in its most radiant month, accumulating an impressive 384 hours of sunshine—a significant leap from the preceding months. This upward trend in sunlight continues a steady progression that started with 177 hours in January, growing consistently until winter bows out. March and April lay the groundwork for May's brilliance, increasing from 304 hours to 339 hours, creating an anticipatory momentum. Following May, June peaks with 402 hours, suggesting that the city's sun-soaked charm only intensifies as summer approaches. Faced with such vibrant weather, there’s no better time to explore Sarajevo’s rich historic tapestry, picturesque landscapes, and welcoming ambiance, all illuminated by the delightful May sunshine.

Monthly Sunshine Duration in Sarajevo: May Highlighted

The May sunshine duration represents the total number of hours Sarajevo experiences direct sunlight during the month of May, excluding cloudy or obstructed periods. This chart compares the sunshine duration of May with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec177h229h304h339h384h402h430h398h340h302h224h204h
Data source: Sarajevo May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Sarajevo During May

In May, Sarajevo experiences a 37% chance of sunny weather, mirroring the slightly unpredictable patterns of previous months like April and March. While this percentage indicates a connection to early spring’s variability, it also signals a promising shift as the city transitions into the sunnier days of June, which boasts a 55% chance of sunshine. As temperatures rise and outdoor activities beckon, May can be viewed as a transitional month where clear skies begin to emerge, paving the way for a vibrant summer ahead. Embrace the opportunity to enjoy Sarajevo's blossoming landscapes, as the likelihood of sunshine steadily improves with each passing month.

Percentage of Sunny Days in May in Sarajevo

The chart illustrates the percentage of sunny days in Sarajevo throughout the year, with May 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 Sarajevo experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec14%41%37%38%37%55%55%61%51%43%20%20%
Data source: Sarajevo May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Sarajevo in May

As spring transitions into summer in Sarajevo, May marks a delightful increase in daylight duration, with the city basking in a generous 14 hours of sunlight. This expansion in daylight follows a steady upward trend from January's mere 9 hours, reflecting the gradual lengthening of days as the year progresses. April's 13 hours hints at the approaching summer, which peaks in June and July when daylight reaches 15 hours—the longest of the year. As sunlight begins to wane in the latter half of the year, September experiences a gentle decline to 12 hours, reminding us of the cyclical nature of seasons. The gradual shift from the shorter days of winter to the vibrant, sunnier months showcases Sarajevo’s charm as it embraces the lively days of late spring and early summer.

Average Daylight Hours in Sarajevo for May

The chart illustrates the variation in daylight duration in Sarajevo throughout the year, with May highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 19m10h 28m11h 57m13h 27m14h 44m15h 23m15h 2m13h 54m12h 27m10h 57m9h 38m8h 57m
Data source: Sarajevo daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Sarajevo

In May, Sarajevo experiences a refreshing breeze, with an average wind speed of 2.0 m/s (5 mph)—a pleasant uptick that mirrors the vibrant energy of spring. This slight increase from the earlier months, such as April's 1.8 m/s and March's 2.0 m/s, highlights a transition into warmer weather, fostering a sense of renewal in the air. As the city shakes off the chill of winter, these gentle winds accompany blossoming flowers and longer days, enhancing Sarajevo's charm during this picturesque month. Interestingly, the wind speed holds steady through June before tapering off in the summer months, suggesting that May serves as a pivotal moment in the city's atmospheric rhythm, blending the remnants of spring's freshness with the anticipation of summer's warmth.

Average May Wind Speed in Sarajevo

The chart displays monthly wind speed patterns in Sarajevo, with values for each month shown alongside May's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how May's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec1.92.02.01.82.0 m/s1.61.61.71.61.71.71.9
Data source: Sarajevo May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in Sarajevo Compares to Other Months

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

May and January present stark contrasts in weather conditions. In May, temperatures range from a chilly minimum of -1°C (30°F) to a pleasant maximum of 26°C (80°F), averaging around 12°C (55°F). The month experiences moderate precipitation of 126 mm (4.9 in) over 18 days, with a humidity level of 74%. In contrast, January is characterized by much colder weather, featuring minimum temperatures plummeting to -26°C (-14°F) and a maximum of just 13°C (56°F), with an average of -2°C (28°F). January also sees lower precipitation levels at 82 mm (3.2 in) across 13 days, but with higher humidity at 88%. For more details, you can check out Sarajevo weather in January.

The weather in May presents a notable contrast to that of February. May experiences significantly milder temperatures, with a minimum of -1°C and an average of 12°C, rising to a pleasant maximum of 26°C. In contrast, February sees much colder conditions, with temperatures ranging from a minimum of -15°C to a maximum of 18°C, averaging just 2°C. While May receives more precipitation at 126 mm over 18 days, February has slightly less at 105 mm over 12 days. Additionally, humidity levels are higher in February, at 82%, compared to May's 74%. For more detailed information, you can check Sarajevo weather in February.

The weather in May is significantly warmer than in March, with average temperatures rising from March's 4°C (39°F) to 12°C (55°F) in May, peaking at 26°C (80°F). While March experiences colder minimum temperatures, reaching as low as -16°C (3°F), May's lows are much milder at -1°C (30°F). Precipitation is slightly higher in May, with 126 mm (4.9 in) over 18 days compared to March's 104 mm (4.1 in) over 14 days. Humidity is also slightly lower in May at 74%, compared to March's 79%. For a detailed look at the March weather in Sarajevo, you can refer to Sarajevo weather in March.

In comparing the weather of April and May, we can see a noticeable shift towards warmer conditions in May. The average temperature rises from April's 8°C (47°F) to 12°C (55°F), with May reaching maximums of 26°C (80°F) compared to April's peak of 24°C (75°F). While April experiences colder minimum temperatures, dipping to -10°C (13°F), May's minimum of -1°C (30°F) is significantly more moderate. Precipitation increases slightly in May to 126 mm (4.9 in) over 18 days, compared to 99 mm (3.9 in) across 13 days in April, while humidity remains relatively stable with May at 74% and April at 75%. For more detailed information, you can visit Sarajevo weather in April.

May and June present distinct weather patterns, highlighting the transition from spring to early summer. In May, temperatures range from a chilly -1°C (30°F) at night to a mild average of 12°C (55°F), peaking at a comfortable 26°C (80°F) during the day. Precipitation is relatively high, with 126 mm (4.9 in) falling over 18 days, contributing to a humidity level of 74%.

In contrast, June offers a notable increase in temperatures, with nighttime lows of 5°C (41°F) and daytime highs reaching up to 33°C (92°F), averaging around 17°C (62°F). Although precipitation decreases slightly to 114 mm (4.5 in) over 16 days, the humidity drops to 66%, creating a more pleasant and drier atmosphere compared to May. For more details on June weather, check out Sarajevo weather in June.

May and July exhibit distinct differences in weather patterns. In May, temperatures range from a chilly minimum of -1°C (30°F) to a pleasant maximum of 26°C (80°F), with an average of 12°C (55°F). The month sees significant precipitation, totaling 126 mm (4.9 in) over 18 days, and a relatively high humidity level of 74%. In contrast, July experiences a warmer climate, with temperatures rising from a minimum of 7°C (45°F) to a peak of 33°C (92°F), averaging 18°C (66°F). Rainfall decreases to 96 mm (3.8 in), spread across 13 days, and the humidity drops to 59%. For more details on July's weather, visit Sarajevo weather in July.

May and August present quite contrasting weather patterns. In May, temperatures range from a chilly minimum of -1°C (30°F) to a maximum of 26°C (80°F), with an average of 12°C (55°F). The month is characterized by significant precipitation, totaling 126 mm (4.9 in) over 18 days, coupled with a higher humidity level of 74%. Conversely, August enjoys much warmer temperatures, with a minimum of 8°C (46°F), an average of 19°C (67°F), and a peak reaching up to 34°C (94°F). Precipitation drops to 73 mm (2.9 in) across just 11 days, and the humidity decreases to a more comfortable 53%. For a deeper look at August's weather, you can visit Sarajevo weather in August.

May and September present distinct weather patterns. In May, temperatures range from a chilly minimum of -1°C (30°F) to a warm maximum of 26°C (80°F), with an average of 12°C (55°F). This month sees significant precipitation, with 126 mm (4.9 in) falling over 18 days, contributing to a higher humidity of 74%. In contrast, September offers slightly milder conditions, with temperatures starting at 0°C (32°F) and peaking at 29°C (85°F), averaging 15°C (59°F). Precipitation is notably lower at 62 mm (2.4 in) across 11 days, resulting in lower humidity levels of 65%. For a more detailed look at September weather in Sarajevo, visit Sarajevo weather in September.

May and October present distinct weather characteristics, with May generally being warmer and more humid. In May, temperatures can range from a minimum of -1°C (30°F) to a maximum of 26°C (80°F), leading to an average of 12°C (55°F), while October sees slightly cooler temperatures, with a minimum of -3°C (28°F) and a maximum of 24°C (76°F), averaging at 10°C (50°F).

Precipitation is heavier in May, with 126 mm (4.9 in) over 18 days compared to October's 85 mm (3.3 in) over just 8 days. Interestingly, October has a slightly higher humidity level at 78%, compared to May's 74%. For more detailed information, you can visit Sarajevo weather in October.

May and November exhibit contrasting weather patterns that reflect the transition between spring and late autumn. In May, temperatures range from a chilly low of -1°C (30°F) to a pleasant high of 26°C (80°F), with an average of 12°C (55°F). The month sees around 126 mm (4.9 in) of precipitation spread over 18 days, accompanied by a moderate humidity of 74%. In contrast, November experiences colder temperatures, with a minimum of -11°C (12°F) and a maximum of 19°C (67°F), averaging only 6°C (43°F). The precipitation decreases slightly to 109 mm (4.3 in) over 11 days and humidity rises to 85%, creating a damp atmosphere. For more detailed information about November weather in Sarajevo, visit Sarajevo weather in November.

May and December present contrasting weather patterns. In May, temperatures range from a chilly minimum of -1°C (30°F) to a pleasant maximum of 26°C (80°F), with an average of 12°C (55°F). This month sees considerable rainfall, accumulating 126 mm (4.9 in) over approximately 18 days, and a moderate humidity level of 74%. In contrast, December experiences much colder conditions, with temperatures dipping as low as -17°C (2°F) and peaking at 13°C (55°F), averaging just 1°C (34°F). This winter month sees slightly more precipitation at 156 mm (6.2 in) over 16 days, coupled with a higher humidity of 86%. For a deeper dive into what December holds, check out Sarajevo weather in December.

Compare Sarajevo's Climate with Cities Worldwide

Conclusion: What to Expect From May Weather in Sarajevo

As May arrives in Sarajevo, the weather undergoes a noticeable transition from the chill of early spring to warmer, more inviting temperatures. With maximums climbing to a pleasant 26°C, days become sunnier and more vibrant, contrasting sharply with the lingering cold nights. However, this month is also characterized by significant precipitation, with nearly half the days seeing some rain, resulting in a humid feel that can make the air thick and rich with life. This blend of warmth and moisture invigorates the city, making May a unique and dynamic period in Sarajevo's climate tapestry. For a deeper understanding of the city's weather patterns, visit Sarajevo Climate.