Measurements:
°C
°F
Koper
62°F
W 2 mph
Feels like: 62°F
Precip: 5%
World Resorts Slovenia Koper Weather

14 Day Weather Forecast

06.06
sat
DAY
78°F
E 3 mph
precip
1%
NIGHT
58°F
W 3 mph
precip
4%
06.07
sun
DAY
80°F
E 5 mph
precip
0%
NIGHT
64°F
W 4 mph
precip
3%
06.08
mon
DAY
88°F
E 2 mph
precip
0%
NIGHT
66°F
W 4 mph
precip
4%
06.09
tue
DAY
84°F
E 6 mph
precip
1%
NIGHT
64°F
W 5 mph
precip
3%
06.10
wed
DAY
84°F
NE 2 mph
precip
1%
NIGHT
58°F
W 7 mph
precip
73%
06.11
thu
DAY
78°F
S 3 mph
precip
73%
NIGHT
56°F
SW 7 mph
precip
77%
06.12
fri
DAY
70°F
SW 12 mph
precip
3%
NIGHT
56°F
W 4 mph
precip
6%
06.13
sat
DAY
74°F
E 5 mph
precip
73%
NIGHT
56°F
W 5 mph
precip
6%
06.14
sun
DAY
72°F
SE 6 mph
precip
73%
NIGHT
56°F
W 3 mph
precip
8%
06.15
mon
DAY
68°F
SE 2 mph
precip
3%
NIGHT
58°F
W 3 mph
precip
3%
06.16
tue
DAY
78°F
E 5 mph
precip
1%
NIGHT
64°F
W 4 mph
precip
12%
06.17
wed
DAY
84°F
E 4 mph
precip
73%
NIGHT
66°F
W 4 mph
precip
13%
06.18
thu
DAY
86°F
SE 6 mph
precip
1%
NIGHT
68°F
W 4 mph
precip
5%
06.19
fri
DAY
88°F
E 5 mph
precip
1%
NIGHT
74°F
E 3 mph
precip
7%

Koper Sea Water Temperature in June, °F

Select Year: 2025 2024 2023

The average sea surface temperature in June 2025 for Koper was 78.2°F. The maximum and minimum values were 74.0°F and 84.6°F respectively.

Koper on the Weather Map

Best Time to Visit Koper
The most sunny months:
August 23 days
July 22 days
June 20 days
The most warm months:
August 88.9 °F
July 88.7 °F
June 83.6 °F
Warmest sea temperature:
August 81.5 °F
July 81.2 °F
September 76.5 °F
The most cold months:
January 45.0 °F
December 47.8 °F
February 48.1 °F
The most rainy months:
May 7 days
November 6 days
September 6 days
The most windy months:
March 6 mph
February 6 mph
November 6 mph
Slovenia Resorts:
NAME
Bled +54
Bohinjsko Jezero +54
Bovec +52
Cerkno +52
Dolenjske Toplice +58
Isola +62
Koper +62
Kranjska Gora +54
Ljubljana +56
Maribor +58
Moravske Toplice +66
Piran +62
Portoroz +62
Rogaska Slatina +58
Strunjan +62
24 Hours Weather Forecast
Koper
Local time: 19:36
06 jun, saturday
2100 62°F
W
2 mph
07 jun, sunday
0000 58°F
W
3 mph
0300 56°F
W
4 mph
0600 58°F
W
4 mph
0900 74°F
S
2 mph
1200 80°F
E
5 mph
1500 80°F
E
7 mph
1800 80°F
E
2 mph