Average sea water temperature in April:
+55.9°F
| Minimum sea water temperature in April: | 64.0°F |
| Maximum sea water temperature in April: | 49.6°F |
Daily sea water temperature in April, °F
Show year:
2026
2025
2024
The average sea water temperature in April of 2026 was 56.8°F. The highest and lowest sea temperatures during the month were 62.1°F and 52.5°F.
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| Strunjan |
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| Strunjan |
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Monthly sea water temperature in Strunjan, °F
Which Slovenia resorts have warmest sea in April?
| Place name | April 2026 | April 2025 |
|---|---|---|
| Portoroz | 57.0°F | 56.5°F |
| Piran | 57.0°F | 56.5°F |
| Strunjan | 56.8°F | 56.3°F |
| Dolenjske Toplice | 56.7°F | 56.6°F |
| Isola | 56.5°F | 56.2°F |
| Bohinjsko Jezero | 56.3°F | 56.2°F |
| Koper | 56.3°F | 56.1°F |
| Cerkno | 56.2°F | 56.1°F |
Best time for vacation in Strunjan
Strunjan on a weather map
Places in Slovenia:
Name
°F
24 Hours Forecast
Strunjan
Local time: 03:35
May 18, monday
0600

46°F
W
5 mph
5 mph
0900

61°F
NW
1 mph
1 mph
1200

66°F
E
5 mph
5 mph
1500

66°F
E
7 mph
7 mph
1800

64°F
NE
5 mph
5 mph
2100

52°F
W
3 mph
3 mph
May 19, tuesday
0000

50°F
W
5 mph
5 mph
0300

48°F
W
5 mph
5 mph



























