World Resorts Slovenia Koper Weather

Koper Sea Temperature in March

Average sea water temperature in March:
+50.4°F
Minimum sea water temperature in March: 56.5°F
Maximum sea water temperature in March: 45.5°F

Daily sea water temperature in March, °F

Show year:
2025
2024
2023

The average sea water temperature in March of 2025 was 51.4°F. The highest and lowest sea temperatures during the month were 53.4°F and 49.1°F.

Monthly sea water temperature in Koper, °F

Which Slovenia resorts have warmest sea in March?

Place name March 2025 March 2024
Dolenjske Toplice 52.4°F 54.7°F
Portoroz 51.7°F 53.6°F
Piran 51.7°F 53.6°F
Strunjan 51.6°F 53.4°F
Koper 51.4°F 53.4°F
Isola 51.4°F 53.3°F
Cerkno 50.8°F 53.0°F
Bohinjsko Jezero 50.7°F 52.9°F

Best time for vacation in Koper

Sunniest months:
August 23 days
July 22 days
June 20 days
Warmest months:
August 85.0 °F
July 84.8 °F
June 80.2 °F
Warmest sea temp:
August 78.4 °F
July 78.1 °F
September 73.8 °F
Coldest months:
January 45.6 °F
December 47.8 °F
February 48.1 °F
Rainiest months:
May 7 days
November 6 days
September 6 days
Windiest months:
March 6.6 mph
February 6.5 mph
November 6.2 mph

Koper on a weather map

Koper
+52°F
W 3 mph
Feels like: +52°F
Precip.: 0%
Places in Slovenia:
Name
°F
+43°F
+52°F
+52°F
+41°F
+46°F
+46°F
+52°F
+52°F
+52°F
+46°F
+46°F
24 Hours Forecast
Koper
Local time: 14:50
December 16, tuesday
1500
52°F
W
3 mph
1800
50°F
W
4 mph
2100
45°F
W
5 mph
December 17, wednesday
0000
45°F
W
4 mph
0300
46°F
W
4 mph
0600
45°F
W
4 mph
0900
45°F
W
3 mph
1200
52°F
NW
3 mph
Units of measurement: °C / °F