S
M
T
W
T
F
S
31
86°
57°
1
89°
59°
2
81°
58°
3
88°
62°
4
83°
60°
5
93°
56°
6
91°
63°
7
89°
64°
8
87°
64°
9
99°
64°
10
93°
59°
11
82°
55°
12
88°
46°
13
90°
58°
14
74°
47°
15
87°
46°
16
95°
51°
17
93°
64°
18
86°
58°
19
88°
57°
20
95°
60°
21
82°
60°
22
80°
65°
23
81°
62°
24
86°
63°
25
72°
60°
26
80°
61°
27
90°
65°
28
102°
68°
29
99°
68°
30
91°
64°
1
89°
66°
2
93°
68°
3
97°
69°
4
98°
65°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in Grainfield
Grainfield's June 2026 forecast shows daily high temperatures ranging from 89° to 102°, with overnight lows between 64° and 69°. The average high for June is 95° with an average low of 67°. 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 Grainfield. See also: July | August | September.