Measurements:
°C
°F
Cerkno
42°F
NE 2 mph
Feels like: 40°F
Precip: 21%
World Resorts Slovenia Cerkno Weather

Cerkno Sea Water Temperature

Current Sea Water Temperature:
+61.6°F
Maximum Sea Water Temperature in November: 67.6°F
Minimum Sea Water Temperature in November: 55.8°F
Average water temperature in November: 61.7°F

Sea Water Temperature for the Last 10 Days:

November 08 61.6°F November 03 64.6°F
November 07 62.0°F November 02 65.2°F
November 06 62.2°F November 01 66.2°F
November 05 63.0°F October 31 66.8°F
November 04 64.2°F October 30 67.4°F

When is the Warmest Sea for Cerkno?

According to our data for the last three years for Cerkno the highest average sea water temperature was in August, July and September.

Average Water Temperature by Month, °F

Sea Water Temperature in August

Select Year: 2026 2025 2024

The average sea surface temperature in August 2026 for Cerkno was 82.9°F. The maximum and minimum values were 79.8°F and 87.0°F respectively.

Sea Water Temperature in July

Select Year: 2026 2025 2024

The average sea surface temperature in July 2026 for Cerkno was 81.5°F. The maximum and minimum values were 78.0°F and 85.4°F respectively.

Sea Water Temperature in September

Select Year: 2026 2025 2024

The average sea surface temperature in September 2026 for Cerkno was 78.0°F. The maximum and minimum values were 72.8°F and 83.0°F respectively.

Best Time to Visit Cerkno
The most sunny months:
August 15 days
December 13 days
July 13 days
The most warm months:
August 76.8 °F
July 76.3 °F
June 72.4 °F
Warmest sea temperature:
August 81.0 °F
July 80.6 °F
September 76.0 °F
The most cold months:
January 33.2 °F
February 35.9 °F
December 36.0 °F
The most rainy months:
May 13 days
June 11 days
July 11 days
The most windy months:
February 4 mph
March 4 mph
April 4 mph

Cerkno on the Weather Map

Slovenia Resorts:
NAME
F°
Bled +40
Bohinjsko Jezero +40
Bovec +44
Cerkno +42
Dolenjske Toplice +48
Isola +54
Koper +54
Kranjska Gora +40
Ljubljana +46
Maribor +48
Moravske Toplice +46
Piran +54
Portoroz +54
Rogaska Slatina +48
Strunjan +54
24 Hours Weather Forecast
Cerkno
Local time: 14:19
08 nov, sunday
1500 42°F
NE
2 mph
1800 36°F
S
1 mph
2100 36°F
S
2 mph
09 nov, monday
0000 34°F
S
3 mph
0300 32°F
S
4 mph
0600 32°F
S
4 mph
0900 40°F
NE
1 mph
1200 46°F
NE
4 mph