July weather forecastKoper, Slovenia
July
Weather in July
July in Koper witnesses the peak of the summertime temperatures where the sea surface reaches a warm 24.8°C (76.6°F). This is the warmest month of the year, encouraging bathers to indulge in beachside activities. Despite the intense heat, the city thrives, basking in the ample daylight and welcoming the high season of tourism. The vibrancy and vivacity of Koper truly shine through making this city a sought-after summer destination.Sea temperature
July and August, with an average sea temperature of 24.8°C (76.6°F), are months with the warmest seawater in Koper.Note: For those with a heightened sensitivity to cold, sunshine, wind, and outside temperature make a big difference in enjoying a swim at 24.8°C (76.6°F). (Olympic swimming regulations state a water temperature of 25°C (77°F) to 28°C (82.4°F).)
Daylight
In July, the average length of the day in Koper is 15h and 17min.On the first day of July in Koper, sunrise is at 05:20 and sunset at 20:57. On the last day of the month, sunrise is at 05:48 and sunset at 20:34 CEST.
Updated: Jan 24, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
July and August, with an average sea temperature of 24.8°C (76.6°F), are months with the warmest seawater in Koper, Slovenia.
In Koper, the average seawater temperature in July is 24.8°C (76.6°F). A person's cold intolerance, with sunshine, wind, and air temperature, are essential factors for enjoying swimming in 24.8°C (76.6°F) water.
The average day length in July in Koper, Slovenia, is 15h and 17min.
On the first day of July in Koper, sunrise is at 05:20 and sunset at 20:57. On the last day of the month, sunrise is at 05:48 and sunset at 20:34 CEST.
Average sea temperature in July
Koper, Slovenia
- Average sea temperature in July: 24.8°C
The best months for swimming (with the highest average sea temperature) are July and August (24.8°C).
The coldest month (with the lowest average sea temperature) is February (9.3°C).
Average daylight in July
Koper, Slovenia
- Average daylight in July: 15h and 18min
The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).





