S
M
T
W
T
F
S
31
69°
40°
1
69°
41°
2
73°
43°
3
79°
40°
4
80°
45°
5
84°
47°
6
81°
63°
7
66°
56°
8
81°
51°
9
90°
54°
10
84°
68°
11
88°
64°
12
85°
62°
13
81°
55°
14
80°
61°
15
62°
48°
16
75°
46°
17
77°
54°
18
79°
60°
19
72°
60°
20
71°
53°
21
74°
50°
22
63°
53°
23
73°
58°
24
75°
54°
25
70°
59°
26
76°
54°
27
79°
56°
28
84°
56°
29
85°
61°
30
89°
63°
1
92°
62°
2
91°
62°
3
88°
63°
4
82°
62°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in Whitesboro
Whitesboro's June 2026 forecast shows daily high temperatures ranging from 70° to 92°, with overnight lows between 54° and 63°. The average high for June is 83° with an average low of 59°. 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 Whitesboro. See also: July | August | September.