Last updated: August 23, 2025
In Hrvatska Kostajnica, Croatia, the average temperature in May hovers around 16°C (62°F). Daily variations can see temperatures dip to a cool 1°C (35°F) or soar to a warm 33°C (92°F). Expect around 123 mm (4.8 in) of precipitation over 16 days, accompanied by an average humidity level of 70% that contributes to a comfortable, yet slightly damp atmosphere.
In May, in Hrvatska Kostajnica, the average temperature is 16°C (62°F). Maximums can reach 33°C (92°F), while minimums can drop to as low as 1°C (35°F). This diverse temperature range makes Hrvatska Kostajnica a fascinating destination for travelers seeking a mix of warm and cool experiences.
In Hrvatska Kostajnica in May, the precipitation amount is 123 mm (4.8 in) distributed over 16 days.
In Hrvatska Kostajnica in May, humidity is 70%. With an average temperature of 16°C (62°F), this humidity feels like a cool, damp blanket wrapping around you, making outdoor activities a bit uncomfortable and prompting travelers to seek shade or indoor attractions to avoid the sticky air.
In Hrvatska Kostajnica in May, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Hrvatska Kostajnica.
UV Risk Categories
Weather in Hrvatska Kostajnica varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Hrvatska Kostajnica, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 1°C (35°F) | 51 mm (2.0 inches) | 89% | low |
| February Weather | 5°C (41°F) | 70 mm (2.7 inches) | 83% | moderate |
| March Weather | 8°C (46°F) | 59 mm (2.3 inches) | 75% | moderate |
| April Weather | 12°C (54°F) | 78 mm (3.1 inches) | 72% | high |
| May Weather | 16°C (62°F) | 123 mm (4.8 inches) | 70% | very high |
| June Weather | 22°C (71°F) | 85 mm (3.3 inches) | 69% | very high |
| July Weather | 23°C (73°F) | 87 mm (3.4 inches) | 64% | very high |
| August Weather | 23°C (73°F) | 82 mm (3.2 inches) | 51% | very high |
| September Weather | 18°C (64°F) | 96 mm (3.8 inches) | 62% | high |
| October Weather | 13°C (55°F) | 90 mm (3.5 inches) | 81% | moderate |
| November Weather | 8°C (46°F) | 86 mm (3.4 inches) | 87% | moderate |
| December Weather | 4°C (39°F) | 88 mm (3.5 inches) | 88% | low |