S
M
T
W
T
F
S
29
37°
15°
30
38°
26°
31
34°
19°
1
36°
18°
2
36°
20°
3
37°
20°
4
35°
30°
5
37°
26°
6
36°
23°
7
43°
33°
8
41°
34°
9
41°
30°
10
45°
29°
11
39°
28°
12
41°
35°
13
42°
30°
14
40°
29°
15
43°
30°
16
46°
34°
17
40°
33°
18
44°
31°
19
46°
38°
20
44°
36°
21
47°
37°
22
47°
39°
23
49°
38°
24
45°
33°
25
47°
33°
26
43°
34°
27
45°
37°
28
47°
35°
29
47°
40°
30
N/A
1
45°
40°
2
49°
38°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
April Weather in Port Graham
Port Graham's April 2026 forecast shows daily high temperatures ranging from 45° to 49°, with overnight lows between 38° and 40°. The average high for April is 47° with an average low of 39°. 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 Port Graham. See also: May | June | July.