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Sea Temperature in Koper in June
© Peter Feichtinger
Complete information on the sea temperature range in the Adriatic Sea in Koper in June. Historical daily data. Climate details for June. Tips on swimming conditions and beach relaxation in Koper. We find every spot where you can swim and tell you what the water temperature is there today and throughout the year.
Water Temperature Range in Koper in June
18°C
MINIMUN
22.5°C
AVERAGE
27°C
MAXIMUM
Historical Data of Water Temperature in June in Koper
Water Temperature Chart for Adriatic Sea in Koper in June
Sea Temperature Table in Koper in June Over the Past Years
| Day | 2024 | 2023 | 2022 | Average |
|---|---|---|---|---|
| Jun 1 | 19°C | 18°C | 19°C | 19.3°C |
| Jun 2 | 20°C | 19°C | 19°C | 19.8°C |
| Jun 3 | 19°C | 19°C | 20°C | 19.8°C |
| Jun 4 | 20°C | 20°C | 20°C | 20.0°C |
| Jun 5 | 22°C | 20°C | 20°C | 20.8°C |
| Jun 6 | 22°C | 19°C | 20°C | 20.8°C |
| Jun 7 | 21°C | 20°C | 21°C | 21.3°C |
| Jun 8 | 22°C | 20°C | 21°C | 21.5°C |
| Jun 9 | 22°C | 20°C | 21°C | 21.5°C |
| Jun 10 | 23°C | 20°C | 21°C | 21.5°C |
| Jun 11 | 23°C | 21°C | 22°C | 22.3°C |
| Jun 12 | 22°C | 21°C | 22°C | 22.0°C |
| Jun 13 | 22°C | 21°C | 22°C | 22.0°C |
| Jun 14 | 24°C | 21°C | 23°C | 22.8°C |
| Jun 15 | 24°C | 21°C | 23°C | 22.8°C |
| Jun 16 | 24°C | 21°C | 23°C | 22.8°C |
| Jun 17 | 25°C | 22°C | 23°C | 23.3°C |
| Jun 18 | 24°C | 22°C | 24°C | 23.5°C |
| Jun 19 | 25°C | 23°C | 24°C | 23.8°C |
| Jun 20 | 25°C | 23°C | 24°C | 23.8°C |
| Jun 21 | 25°C | 22°C | 24°C | 23.5°C |
| Jun 22 | 25°C | 22°C | 25°C | 23.8°C |
| Jun 23 | 26°C | 22°C | 25°C | 24.0°C |
| Jun 24 | 25°C | 23°C | 25°C | 24.0°C |
| Jun 25 | 25°C | 23°C | 25°C | 24.0°C |
| Jun 26 | 26°C | 23°C | 26°C | 24.8°C |
| Jun 27 | 25°C | 23°C | 26°C | 24.5°C |
| Jun 28 | 27°C | 24°C | 26°C | 25.3°C |
| Jun 29 | 26°C | 24°C | 27°C | 25.3°C |
Koper Climate and Swimming Opportunities in June
25°C
Average Day Air Temperature
17°C
Average Night Air Temperature
96 mm
Precipitation Amount per Month
11 days
Number of Rainy Days
15 hrs
Daylight
per Day
8 hrs
Sunshine
per Day
8 km/h
Average Wind Speed
69%
Average
humidity
Koper lies within the Urban Municipality of Koper in Slovenia. The average daytime temperature in Koper in June is 25°C (77°F), while the nighttime average is 17°C (63°F). There are typically 11 rainy days during the month, with a total precipitation of 96 mm (3.8 inches). The daylight duration in June in Koper is 15 hours, with an average of 8 hours of sunshine per day. The average wind speed in June is 8 km/h (5 mph), and the humidity level is around 69%.
The water temperature in Koper in June ranges from 19°C to 25°C (66°F to 77°F). At the beginning of the month, the average temperature is around 20°C (68°F), shifting to 22°C (72°F) by mid-June and reaching 24°C (75°F) in the last ten days. Overall, the average sea temperature in Koper for June is 22°C (72°F). Perfect swimming weather — warm water and hot air make for an enjoyable and relaxing experience.
Sea Temperature in June in Nearby Cities
Frequently Asked Questions About Water Temperatures in June in Koper
What is the sea temperature in Koper in June?
The water temperature in the Adriatic Sea in Koper in June ranges from 19°C to 25°C (66°F to 77°F).
Is it possible to swim in the Adriatic Sea in Koper in June?
The average sea temperature in Koper in June is 22°C (72°F), and the air temperature is 25°C (77°F), so perfect swimming weather — warm water and hot air make for an enjoyable and relaxing experience.