World Resorts Slovenia Isola Weather

Isola sea water temperature

Current sea water temperature:
+50.0°F
Minimum sea water temperature in January: 54.9°F
Maximum sea water temperature in January: 46.8°F
Average sea water temperature in January: 50.9°F

Sea water temperature for the last 10 days:

January 12 50.0°F January 7 52.9°F
January 11 50.4°F January 6 52.9°F
January 10 50.7°F January 5 53.2°F
January 9 50.7°F January 4 52.9°F
January 8 52.2°F January 3 53.2°F

When is the warmest sea in Isola?

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

Monthly Sea Temperatures in Isola, °F

Sea water temperature in August, °F

Show year:
2025
2024
2023

The average sea water temperature in August of 2025 was 76.9°F. The highest and lowest sea temperatures during the month were 79.5°F and 74.3°F.

Sea water temperature in July, °F

Show year:
2025
2024
2023

The average sea water temperature in July of 2025 was 78.8°F. The highest and lowest sea temperatures during the month were 81.7°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 75.1°F. The highest and lowest sea temperatures during the month were 77.2°F and 73.0°F.

Best time for vacation in Isola

Sunniest months:
August 23 days
July 22 days
June 20 days
Warmest months:
August 84.9 °F
July 84.7 °F
June 80.1 °F
Warmest sea temp:
August 78.5 °F
July 78.2 °F
September 73.9 °F
Coldest months:
January 45.6 °F
December 48.0 °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 6.3 mph

Isola on a weather map

Isola
+30°F
NW 4 mph
Feels like: +25°F
Precip.: 0%
Places in Slovenia:
Name
°F
+21°F
+30°F
+30°F
+21°F
+25°F
+21°F
+30°F
+30°F
+25°F
+30°F
+34°F
24 Hours Forecast
Isola
Local time: 00:42
January 13, tuesday
0300
32°F
NW
4 mph
0600
34°F
NW
3 mph
0900
34°F
NW
2 mph
1200
43°F
N
2 mph
1500
41°F
N
2 mph
1800
41°F
N
1 mph
2100
36°F
NW
2 mph
January 14, wednesday
0000
36°F
N
2 mph
Units of measurement: °C / °F