August weather forecast
Bosnia and Herzegovina

August in Bosnia and Herzegovina is the last full month of summer and generally remains hot, although it sees a gradual decline in temperatures towards its end as the country transitions to autumn.

In the high-altitude areas such as Igman, the weather is comparatively cooler. While August remains a warm month, the approach of autumn becomes noticeable as temperatures begin to gradually descend from the July peak.

Herzegovina, in the southern region, experiences the tail end of the Mediterranean summer. In cities like Mostar, while temperatures remain high, they begin to decline slightly compared to July. The maximum temperature can occasionally reach 37.8°C (100°F) during the early part of the month.

Rainfall starts to increase slightly in August as the country transitions towards the wetter autumn season. Nonetheless, August generally remains a dry month, with rainfall typically occurring in brief, intense showers.

Sunlight hours begin to decrease slightly from the July peak, signaling the approach of autumn. However, August still sees ample sunshine, especially in the southern regions.

Humidity levels fluctuate between 55% and 85%, consistent with previous months. The combination of humidity and high temperatures contribute to the overall warmth experienced during the month.

---

• Sarajevo - August »
  August is the month that records the highest temperatures in Sarajevo with averages ranging from a high of 27.2°C (81°F) to a low of 13.7°C (56.7°F). June through August, with an average maximum UV index of 8, are months with the highest UV index in Sarajevo, Bosnia and Herzegovina.
• Banja Luka - August »
  The month with the least rainfall in Banja Luka, Bosnia and Herzegovina, is August, when the rain falls for 10.5 days and typically collects 38mm (1.5") of precipitation. In Banja Luka during August, the rain falls for 10.5 days and regularly aggregates up to 38mm (1.5") of precipitation.
• Tuzla - August »
  With its average high temperature of 25.7°C (78.3°F) and a low of 12.6°C (54.7°F), August is regarded as the warmest month in Tuzla, Bosnia and Herzegovina. August is the month when Tuzla experiences its warmest temperatures, averaging a high of 25.7°C (78.3°F) and a low of 12.6°C (54.7°F).
• Zenica - August »
  August in Zenica witnesses temperatures peaking at 26.5°C (79.7°F), making it the warmest month of the year. The months with the most sunshine in Zenica, Bosnia and Herzegovina, are July and August, with an average of 11.1h of sunshine.
• Mostar - August »
  The month with the least rainfall in Mostar is August, when the rain falls for 9.2 days and typically collects 29mm (1.14") of precipitation. August, on average, is the warmest month in Mostar, registering a high temperature of 27.8°C (82°F) and a low of 14.1°C (57.4°F).
• Bijeljina - August »
  August registers as the month with the average highest temperatures in Bijeljina, reaching 30.1°C (86.2°F) at its peak and 15.8°C (60.4°F) at the lowest. The least humid month in Bijeljina is August, with an average relative humidity of 60%.
• Prijedor - August »
  August stands out as Prijedor's warmest month, with temperatures ranging between an average high of 29.9°C (85.8°F) and a low of 15.8°C (60.4°F). The months with the highest UV index in Prijedor are June through August, with an average maximum UV index of 6.
• Brčko - August »
  The least humid month in Brčko is August, with an average relative humidity of 60%. August is the least humid month in Brčko with an average relative humidity of 60%.
• Doboj - August »
  August is the least humid month in Doboj with an average relative humidity of 66%. On the last day of August, in Doboj sunrise is at 06:09 and sunset at 19:26 CEST.
• Cazin - August »
  June through August, with an average maximum UV index of 5, are months with the highest UV index in Cazin, Bosnia and Herzegovina. In Cazin in August, it is raining for 11.9 days, with typically 45mm (1.77") of accumulated precipitation.
• Bihać - August »
  August continues the summer saga in Bihać posing the highest temperature of the year at 26.6°C (79.9°F). In Bihać, Bosnia and Herzegovina, during August, the rain falls for 11.9 days and regularly aggregates up to 45mm (1.77") of precipitation.