Last updated: August 22, 2025
In Siroki Brijeg, Bosnia and Herzegovina, the average temperature in August is a pleasant 22°C (73°F). Expect a diverse range, with minimums dipping to 9°C (48°F) and maximums soaring up to 37°C (99°F). Throughout the month, you can anticipate 66 mm (2.6 in) of precipitation spread over 9 days, contributing to an average humidity of 65%.
In August in Siroki Brijeg, the average temperature is 22°C (73°F). Maximum temperatures can reach 37°C (99°F), while minimum temperatures can drop as low as 9°C (48°F). When traveling during this time, be prepared for warm days and cool evenings.
In Siroki Brijeg in August, the precipitation amount is 66 mm (2.6 in) over the course of 9 days.
In Siroki Brijeg in August humidity is 65%. With an average temperature of 22°C (73°F), this humidity feels like a warm embrace—comfortable yet slightly sticky, making outdoor explorations refreshing during the cooler hours while encouraging travelers to stay hydrated and seek shade during the peak sun.
In Siroki Brijeg in August, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Siroki Brijeg.
UV Risk Categories
Weather in Siroki Brijeg varies notably across the year, with each month offering distinct climate conditions. This page compares August’s weather to other months in Siroki Brijeg, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 1°C (34°F) | 139 mm (5.5 inches) | 83% | low |
| February Weather | 4°C (40°F) | 187 mm (7.3 inches) | 76% | moderate |
| March Weather | 6°C (43°F) | 166 mm (6.5 inches) | 73% | high |
| April Weather | 10°C (51°F) | 125 mm (4.9 inches) | 75% | high |
| May Weather | 15°C (59°F) | 156 mm (6.1 inches) | 78% | very high |
| June Weather | 19°C (67°F) | 91 mm (3.6 inches) | 75% | very high |
| July Weather | 22°C (71°F) | 69 mm (2.7 inches) | 71% | very high |
| August Weather | 22°C (73°F) | 66 mm (2.6 inches) | 65% | very high |
| September Weather | 17°C (63°F) | 127 mm (5.0 inches) | 69% | high |
| October Weather | 12°C (54°F) | 163 mm (6.4 inches) | 76% | moderate |
| November Weather | 8°C (47°F) | 310 mm (12.2 inches) | 81% | moderate |
| December Weather | 4°C (39°F) | 304 mm (12.0 inches) | 81% | low |