Current sea water temperature:
+48.4°F
| Minimum sea water temperature in February: | 52.0°F |
| Maximum sea water temperature in February: | 43.5°F |
| Average sea water temperature in February: | 48.7°F |
| more information | |
14 days
forecast
forecast
| Koper |
monthly
weather
weather
| Koper |
Sea water temperature for the last 10 days:
| February 4 | 48.4°F | January 30 | 48.9°F |
| February 3 | 48.4°F | January 29 | 49.3°F |
| February 2 | 49.5°F | January 28 | 48.7°F |
| February 1 | 48.9°F | January 27 | 48.9°F |
| January 31 | 48.4°F | January 26 | 49.8°F |
Monthly sea water temperature, °F
When is the warmest sea in Koper?
Based on the data about daily sea water temperature for the last three years the warmest sea in Koper was noticed in August, July and September.
Monthly Sea Temperatures in Koper, °F
Sea water temperature in August, °F
Show year:
2025
2024
2023
The average sea water temperature in August of 2025 was 76.7°F. The highest and lowest sea temperatures during the month were 79.2°F and 74.1°F.
Sea water temperature in July, °F
Show year:
2025
2024
2023
The average sea water temperature in July of 2025 was 78.7°F. The highest and lowest sea temperatures during the month were 81.9°F and 76.5°F.
Sea water temperature in September, °F
Show year:
2025
2024
2023
The average sea water temperature in September of 2025 was 75.2°F. The highest and lowest sea temperatures during the month were 77.5°F and 73.0°F.
current
weather
weather
| Koper |
weather in
February
February
| Koper |
Best time for vacation in Koper
Koper on a weather map
Places in Slovenia:
Name
°F
24 Hours Forecast
Koper
Local time: 19:51
February 04, wednesday
2100
46°F
SW
6 mph
6 mph
February 05, thursday
0000
46°F
SW
8 mph
8 mph
0300
46°F
SW
11 mph
11 mph
0600
46°F
SW
11 mph
11 mph
0900
48°F
SW
8 mph
8 mph
1200
48°F
W
2 mph
2 mph
1500
46°F
S
1 mph
1 mph
1800
46°F
NW
2 mph
2 mph
