S
M
T
W
T
F
S
29
81°
67°
30
82°
68°
31
85°
71°
1
86°
70°
2
83°
73°
3
86°
73°
4
86°
70°
5
85°
71°
6
85°
73°
7
84°
69°
8
86°
68°
9
85°
68°
10
86°
67°
11
87°
71°
12
85°
66°
13
85°
69°
14
84°
69°
15
87°
65°
16
86°
67°
17
86°
79°
18
87°
79°
19
87°
78°
20
85°
78°
21
86°
79°
22
85°
79°
23
86°
80°
24
88°
82°
25
88°
80°
26
92°
83°
27
93°
82°
28
91°
82°
29
92°
81°
30
81°
78°
1
83°
80°
2
83°
80°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Guanaja
Guanaja's April 2026 forecast shows daily high temperatures ranging from 81° to 93°, with overnight lows between 78° and 83°. The average high for April is 87° with an average low of 80°. 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 Guanaja. See also: May | June | July.