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 |
14 days
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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: 11:36
September 01, tuesday
1200

84°F
SW
6 mph
6 mph
1500

88°F
S
4 mph
4 mph
1800

84°F
S
4 mph
4 mph
2100

73°F
W
4 mph
4 mph
September 02, wednesday
0000

70°F
W
5 mph
5 mph
0300

68°F
W
5 mph
5 mph
0600

68°F
W
6 mph
6 mph
0900

75°F
W
4 mph
4 mph



























