World Resorts Slovenia Strunjan Weather

Strunjan sea water temperature

Current sea water temperature:
+54.3°F
Minimum sea water temperature in January: 55.0°F
Maximum sea water temperature in January: 46.9°F
Average sea water temperature in January: 51.0°F

Sea water temperature for the last 10 days:

December 31 54.3°F December 26 55.4°F
December 30 54.1°F December 25 55.9°F
December 29 54.9°F December 24 55.0°F
December 28 54.9°F December 23 55.6°F
December 27 55.0°F December 22 56.3°F

When is the warmest sea in Strunjan?

Based on the data about daily sea water temperature for the last three years the warmest sea in Strunjan was noticed in August, July and September.

Monthly Sea Temperatures in Strunjan, °F

Sea water temperature in August, °F

Show year:
2025
2024
2023

The average sea water temperature in August of 2025 was 77.1°F. The highest and lowest sea temperatures during the month were 79.2°F and 74.5°F.

Sea water temperature in July, °F

Show year:
2025
2024
2023

The average sea water temperature in July of 2025 was 78.9°F. The highest and lowest sea temperatures during the month were 81.9°F and 76.6°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 77.0°F and 73.0°F.

Best time for vacation in Strunjan

Sunniest months:
August 23 days
July 21 days
June 20 days
Warmest months:
August 85.1 °F
July 84.9 °F
June 80.3 °F
Warmest sea temp:
August 78.6 °F
July 78.3 °F
September 74.1 °F
Coldest months:
January 45.6 °F
December 47.9 °F
February 48.3 °F
Rainiest months:
May 7 days
November 6 days
September 6 days
Windiest months:
February 6.5 mph
March 6.4 mph
November 6.1 mph

Strunjan on a weather map

Strunjan
+28°F
NW 2 mph
Feels like: +25°F
Precip.: 0%
Places in Slovenia:
Name
°F
+21°F
+28°F
+28°F
+21°F
+27°F
+19°F
+28°F
+28°F
+25°F
+28°F
+25°F
+27°F
24 Hours Forecast
Strunjan
Local time: 22:56
January 01, thursday
0000
28°F
NW
2 mph
0300
28°F
NW
2 mph
0600
28°F
NW
2 mph
0900
32°F
NW
2 mph
1200
39°F
NE
1 mph
1500
39°F
S
1 mph
1800
34°F
NW
1 mph
2100
30°F
NW
2 mph
Units of measurement: °C / °F