S
M
T
W
T
F
S
31
73°
41°
1
85°
44°
2
89°
53°
3
70°
52°
4
69°
51°
5
65°
49°
6
62°
46°
7
69°
51°
8
63°
50°
9
70°
48°
10
68°
48°
11
69°
47°
12
79°
52°
13
82°
54°
14
81°
53°
15
81°
54°
16
73°
50°
17
72°
46°
18
75°
47°
19
69°
46°
20
75°
50°
21
77°
48°
22
70°
47°
23
67°
46°
24
69°
46°
25
77°
48°
26
79°
54°
27
80°
54°
28
80°
54°
29
79°
54°
30
80°
53°
1
78°
50°
2
74°
48°
3
79°
49°
4
80°
50°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in Gresham
Gresham's June 2026 forecast shows daily high temperatures ranging from 62° to 82°, with overnight lows between 46° and 54°. The average high for June is 74° with an average low of 50°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how June weather will actually feel in Gresham. See also: July | August | September.