Measurements:
°C
°F
CURRENT WEATHER
16:17
Koper
48°F
SW 2 mph
Feels like: 48°F
Precip: 0%
World Resorts Slovenia Koper Weather

14 Day Weather Forecast

01.30
fri
DAY
46°F
W 2 mph
precip
0%
NIGHT
36°F
W 5 mph
precip
0%
01.31
sat
DAY
48°F
SW 4 mph
precip
0%
NIGHT
36°F
W 6 mph
precip
0%
02.01
sun
DAY
44°F
SW 14 mph
precip
0%
NIGHT
36°F
SW 9 mph
precip
0%
02.02
mon
DAY
44°F
SW 3 mph
precip
0%
NIGHT
36°F
NW 4 mph
precip
60%
02.03
tue
DAY
42°F
SW 1 mph
precip
61%
NIGHT
48°F
NW 6 mph
precip
100%
02.04
wed
DAY
54°F
NW 14 mph
precip
100%
NIGHT
54°F
NW 9 mph
precip
82%
02.05
thu
DAY
54°F
W 4 mph
precip
87%
NIGHT
48°F
W 6 mph
precip
0%
02.06
fri
DAY
56°F
W 2 mph
precip
74%
NIGHT
50°F
W 3 mph
precip
100%
02.07
sat
DAY
54°F
SW 4 mph
precip
63%
NIGHT
48°F
SW 6 mph
precip
25%
02.08
sun
DAY
52°F
SW 7 mph
precip
0%
NIGHT
40°F
W 4 mph
precip
0%
02.09
mon
DAY
48°F
NW 5 mph
precip
65%
NIGHT
46°F
W 6 mph
precip
100%
02.10
tue
DAY
46°F
NE 6 mph
precip
100%
NIGHT
44°F
SW 2 mph
precip
0%
02.11
wed
DAY
50°F
SW 2 mph
precip
43%
NIGHT
40°F
SW 6 mph
precip
0%
02.12
thu
DAY
48°F
SW 9 mph
precip
0%
NIGHT
36°F
W 7 mph
precip
0%

Koper Sea Water Temperature in January, °F

Select Year: 2026 2025 2024

The average sea surface temperature in January 2026 for Koper was 50.6°F. The maximum and minimum values were 48.6°F and 53.6°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 47.9 °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
more details
Slovenia Resorts:
NAME
F°
Bled +32
Bohinjsko Jezero +32
Bovec +38
Cerkno +46
Dolenjske Toplice +40
Isola +48
Koper +48
Kranjska Gora +32
Ljubljana +38
Maribor +34
Piran +48
Portoroz +48
Rogaska Slatina +40
Rogla +40
Strunjan +48
all resorts
24 Hours Weather Forecast
Koper
Local time: 16:17
30 jan, friday
1800 42°F
W
3 mph
2100 40°F
W
4 mph
31 jan, saturday
0000 36°F
W
5 mph
0300 36°F
W
5 mph
0600 34°F
W
6 mph
0900 40°F
W
5 mph
1200 48°F
SW
4 mph
1500 48°F
SW
6 mph