S
M
T
W
T
F
S
29
61°
50°
30
64°
50°
31
61°
54°
1
63°
55°
2
64°
55°
3
64°
55°
4
61°
54°
5
63°
52°
6
66°
55°
7
66°
55°
8
68°
57°
9
66°
55°
10
64°
54°
11
63°
54°
12
68°
52°
13
68°
56°
14
66°
55°
15
71°
56°
16
75°
58°
17
69°
54°
18
66°
52°
19
69°
54°
20
72°
52°
21
70°
52°
22
71°
53°
23
72°
54°
24
71°
53°
25
68°
57°
26
70°
56°
27
68°
57°
28
68°
57°
29
70°
56°
30
73°
58°
1
73°
58°
2
74°
59°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Kos
Kos's April 2026 forecast shows daily high temperatures ranging from 66° to 75°, with overnight lows between 52° and 59°. The average high for April is 70° with an average low of 55°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how April weather will actually feel in Kos. See also: May | June | July.