World Resorts Slovenia Koper Weather

Koper 14 Days Forecast

01.04
tue
Day
57°F
SW 19 mph
Precip.
0%
Night
54°F
SW 19 mph
Precip.
0%
02.04
wed
Day
61°F
S 1 mph
Precip.
0%
Night
52°F
SW 4 mph
Precip.
0%
03.04
thu
Day
61°F
E 6 mph
Precip.
0%
Night
54°F
SW 4 mph
Precip.
0%
04.04
fri
Day
61°F
E 6 mph
Precip.
0%
Night
55°F
SW 2 mph
Precip.
0%
05.04
sat
Day
63°F
NE 5 mph
Precip.
0%
Night
54°F
SW 6 mph
Precip.
0%
06.04
sun
Day
61°F
NE 6 mph
Precip.
0%
Night
54°F
S 4 mph
Precip.
0%
07.04
mon
Day
63°F
E 5 mph
Precip.
0%
Night
55°F
NW 2 mph
Precip.
0%
08.04
tue
Day
63°F
E 5 mph
Precip.
0%
Night
57°F
W 3 mph
Precip.
0%
09.04
wed
Day
63°F
E 5 mph
Precip.
48%
Night
57°F
NW 3 mph
Precip.
0%
10.04
thu
Day
63°F
N 11 mph
Precip.
58%
Night
55°F
NW 12 mph
Precip.
0%
11.04
fri
Day
61°F
N 13 mph
Precip.
43%
Night
57°F
N 12 mph
Precip.
100%
12.04
sat
Day
61°F
N 9 mph
Precip.
100%
Night
57°F
NW 14 mph
Precip.
22%

Sea water temperature in April, °F

Show year:
2024
2023
2022
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
47
50
53
56
59
62
65
68

The average sea water temperature in April of 2024 was 58.0°F. The highest and lowest sea temperatures during the month were 62.6°F and 54.0°F.

Air temperature in Koper, °F

jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0
14
28
42
56
70
84
98
112
48.0
55.0
66.3
75.5
85.8
85.9
80.8
70.1
62.7
55.3
49.9
45.9
38.9
45.5
53.5
60.7
68.5
68.1
64.7
55.0
47.9
42.5
39.1
35.9
Day temperature   
Night temperature

Precipitation total in Koper, in.

jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0.0
0.8
1.7
2.5
3.3
4.1
5.0
5.8
4.8
4.6
3.3
4.6
2.8
2.7
2.8
4.5
3.2
2.4
3.1
2
* Charts above show average data for the last 3 years.

Best time for vacation in Koper

Sunniest months:
July 23 days
August 23 days
June 20 days
Warmest months:
August 85.2 °F
July 85.1 °F
June 80.0 °F
Warmest sea temp:
August 78.5 °F
July 78.1 °F
September 73.7 °F
Coldest months:
January 45.6 °F
December 47.8 °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

Koper on a weather map

Leaflet | Tiles © Esri
Places in Slovenia:
Name
°F
Bled
+30°F
Bovec
+43°F
Bohinjsko Jezero
+32°F
Dolenjske Toplice
+45°F
Isola
+52°F
Koper
+52°F
Kranjska Gora
+39°F
Ljubljana
+46°F
Maribor
+48°F
Piran
+52°F
Portoroz
+52°F
Rogaska Slatina
+48°F
Rogla
+45°F
Strunjan
+52°F
Cerkno
+39°F
all places
24 Hours Forecast
Koper
Local time: 10:27
April 01, tuesday
1200
57°F
SW
19 mph
1500
55°F
SW
22 mph
1800
54°F
SW
19 mph
2100
54°F
SW
21 mph
April 02, wednesday
0000
54°F
SW
19 mph
0300
54°F
SW
16 mph
0600
52°F
SW
8 mph
0900
57°F
SW
11 mph
Units of measurement: °C / °F