S
M
T
W
T
F
S
29
68°
30°
30
77°
45°
31
81°
55°
1
82°
55°
2
81°
59°
3
79°
61°
4
82°
55°
5
81°
54°
6
67°
44°
7
71°
44°
8
64°
43°
9
70°
48°
10
76°
51°
11
78°
51°
12
79°
54°
13
78°
56°
14
81°
58°
15
83°
59°
16
80°
60°
17
77°
57°
18
81°
50°
19
78°
57°
20
79°
57°
21
80°
56°
22
80°
57°
23
79°
57°
24
80°
58°
25
81°
57°
26
77°
57°
27
81°
56°
28
76°
56°
29
78°
55°
30
74°
52°
1
73°
58°
2
74°
54°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Gresham
Gresham's April 2026 forecast shows daily high temperatures ranging from 64° to 83°, with overnight lows between 43° and 60°. The average high for April is 77° with an average low of 54°. 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 Gresham. See also: May | June | July.