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April weather forecast in Koper
30 days
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
30 days
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Sun
Sunday
Mon
Monday
Tue
Tuesday
Wed
Wednesday
Thu
Thursday
Fri
Friday
Sat
Saturday
31
+14
+12
31 March, sun
+14
+12
Feels like
+10
762 mmHg
66%
5.5
m/s
E
+12
31 March, Sunday. day, 14°; night, 12°; clear
1
+13
+11
1 April, mon
+13
+11
Feels like
+9
763 mmHg
66%
6.5
m/s
E
+12
1 April, Monday. day, 13°; night, 11°; partly cloudy
2
+14
+11
2 April, tue
+14
+11
Feels like
+12
764 mmHg
62%
4
m/s
E
+12
2 April, Tuesday. day, 14°; night, 11°; partly cloudy
3
+14
+11
3 April, wed
+14
+11
Feels like
+11
763 mmHg
68%
4.5
m/s
SE
+12
3 April, Wednesday. day, 14°; night, 11°; rain
4
+14
+11
4 April, thu
+14
+11
Feels like
+10
763 mmHg
68%
5.9
m/s
E
+13
4 April, Thursday. day, 14°; night, 11°; clear
5
+14
+11
5 April, fri
+14
+11
Feels like
+12
765 mmHg
63%
5
m/s
E
+13
5 April, Friday. day, 14°; night, 11°; partly cloudy
6
+14
+12
6 April, sat
+14
+12
Feels like
+11
764 mmHg
62%
5
m/s
E
+13
6 April, Saturday. day, 14°; night, 12°; clear
7
+15
+12
7 April, sun
+15
+12
Feels like
+13
763 mmHg
60%
4.6
m/s
SE
+13
7 April, Sunday. day, 15°; night, 12°; partly cloudy
8
+15
+12
8 April, mon
+15
+12
Feels like
+12
763 mmHg
68%
5
m/s
E
+13
8 April, Monday. day, 15°; night, 12°; rain
9
+13
+12
9 April, tue
+13
+12
Feels like
+11
764 mmHg
67%
4
m/s
E
+13
9 April, Tuesday. day, 13°; night, 12°; partly cloudy
10
+14
+11
10 April, wed
+14
+11
Feels like
+11
764 mmHg
64%
4.9
m/s
SE
+13
10 April, Wednesday. day, 14°; night, 11°; rain
11
+15
+12
11 April, thu
+15
+12
Feels like
+12
762 mmHg
68%
5.4
m/s
SE
+13
11 April, Thursday. day, 15°; night, 12°; rain
12
+14
+12
12 April, fri
+14
+12
Feels like
+12
763 mmHg
70%
4.1
m/s
SE
+14
12 April, Friday. day, 14°; night, 12°; partly cloudy
13
+15
+12
13 April, sat
+15
+12
Feels like
+13
763 mmHg
67%
4.5
m/s
E
+14
13 April, Saturday. day, 15°; night, 12°; clear
14
+15
+13
14 April, sun
+15
+13
Feels like
+13
762 mmHg
62%
4.6
m/s
E
+14
14 April, Sunday. day, 15°; night, 13°; partly cloudy
15
+14
+12
15 April, mon
+14
+12
Feels like
+12
763 mmHg
64%
4.9
m/s
E
+14
15 April, Monday. day, 14°; night, 12°; clear
16
+15
+11
16 April, tue
+15
+11
Feels like
+11
764 mmHg
62%
6.1
m/s
E
+14
16 April, Tuesday. day, 15°; night, 11°; rain
17
+15
+12
17 April, wed
+15
+12
Feels like
+11
763 mmHg
63%
6
m/s
SE
+14
17 April, Wednesday. day, 15°; night, 12°; clear
18
+15
+12
18 April, thu
+15
+12
Feels like
+11
762 mmHg
61%
5.6
m/s
E
+14
18 April, Thursday. day, 15°; night, 12°; clear
19
+15
+12
19 April, fri
+15
+12
Feels like
+11
763 mmHg
62%
6.3
m/s
E
+15
19 April, Friday. day, 15°; night, 12°; rain
20
+15
+13
20 April, sat
+15
+13
Feels like
+12
764 mmHg
62%
5.5
m/s
SE
+15
20 April, Saturday. day, 15°; night, 13°; partly cloudy
21
+16
+13
21 April, sun
+16
+13
Feels like
+13
763 mmHg
62%
4.9
m/s
SE
+15
21 April, Sunday. day, 16°; night, 13°; rain
22
+15
+13
22 April, mon
+15
+13
Feels like
+12
763 mmHg
66%
5
m/s
SE
+15
22 April, Monday. day, 15°; night, 13°; clear
23
+15
+12
23 April, tue
+15
+12
Feels like
+13
765 mmHg
72%
4.5
m/s
SE
+15
23 April, Tuesday. day, 15°; night, 12°; clear
24
+16
+13
24 April, wed
+16
+13
Feels like
+14
764 mmHg
67%
6
m/s
SE
+15
24 April, Wednesday. day, 16°; night, 13°; partly cloudy
25
+17
+13
25 April, thu
+17
+13
Feels like
+14
763 mmHg
66%
5.5
m/s
SE
+16
25 April, Thursday. day, 17°; night, 13°; rain
26
+16
+13
26 April, fri
+16
+13
Feels like
+12
762 mmHg
69%
7.5
m/s
SE
+16
26 April, Friday. day, 16°; night, 13°; clear
27
+16
+14
27 April, sat
+16
+14
Feels like
+14
762 mmHg
69%
7
m/s
SE
+16
27 April, Saturday. day, 16°; night, 14°; rain
28
+16
+13
28 April, sun
+16
+13
Feels like
+14
763 mmHg
62%
5.5
m/s
E
+16
28 April, Sunday. day, 16°; night, 13°; partly cloudy
29
+16
+13
29 April, mon
+16
+13
Feels like
+14
763 mmHg
67%
4.3
m/s
SE
+16
29 April, Monday. day, 16°; night, 13°; rain
30
+18
+14
30 April, tue
+18
+14
Feels like
+16
762 mmHg
61%
4.5
m/s
SE
+16
30 April, Tuesday. day, 18°; night, 14°; clear
1
+17
+14
1 May, wed
+17
+14
Feels like
+15
762 mmHg
74%
5.3
m/s
S
+16
1 May, Wednesday. day, 17°; night, 14°; rain
2
+17
+14
2 May, thu
+17
+14
Feels like
+15
762 mmHg
70%
5.8
m/s
SE
+17
2 May, Thursday. day, 17°; night, 14°; clear
3
+17
+14
3 May, fri
+17
+14
Feels like
+15
763 mmHg
63%
5
m/s
E
+17
3 May, Friday. day, 17°; night, 14°; clear
4
+17
+14
4 May, sat
+17
+14
Feels like
+15
764 mmHg
62%
5.9
m/s
E
+17
4 May, Saturday. day, 17°; night, 14°; partly cloudy
Average data for 10 years
Koper April
10
sunny days
10
days with precipitation
10
cloudy days
10 sunny days; 10 days with precipitation; 10 cloudy days;
64
%
air humidity
3.7
m/s
Wind
SE
75
mm of precipitation
(6% of annual average)
+14
°C
Water temperature
air humidity 64%; 75 millimeters of precipitation (6% of annual average); Wind south-easterly 3.7 Meters per second; Water temperature +14°
Weather graphs for April
Temperature
Water temperature
Precipitation chance, %
Humidity, %
Wind, m/s
Pressure, mmHg
E
E
SE
E
E
E
SE
E
E
SE
SE
SE
E
E
E
E
SE
E
E
SE
SE
SE
SE
SE
SE
SE
SE
E
SE
SE
1
Average data for 10 years
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
Daytime temperature
Night-time temperature
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