Last updated: August 22, 2025
In May, the average temperature in Siroki Brijeg, Bosnia and Herzegovina is a pleasant 15°C (59°F), with lows dipping to 0°C (33°F) and highs reaching 28°C (82°F). Be prepared for some rain, as the area experiences 156 mm (6.1 in) of precipitation over about 19 days. With an average humidity level of 78%, it's a time for cozy layers and perhaps an umbrella!
In May in Siroki Brijeg, the average temperature is 15°C (59°F), with maximums that can reach 28°C (82°F) and minimums that can drop as low as 0°C (33°F). This makes Siroki Brijeg an ideal destination for travelers looking to enjoy a diverse range of weather conditions.
In Siroki Brijeg in May, the precipitation amount is 156 mm (6.1 in) over the course of 19 days.
In Siroki Brijeg in May, humidity is 78%. With an average temperature of 15°C (59°F), this humidity feels like a warm, enveloping blanket that clings to your skin, making outdoor activities a bit more tiring and requiring frequent breaks for hydration as you explore the area.
In Siroki Brijeg in May, 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 May’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 |