S
M
T
W
T
F
S
31
80°
60°
1
82°
56°
2
83°
50°
3
83°
51°
4
87°
59°
5
82°
65°
6
88°
66°
7
79°
68°
8
78°
66°
9
89°
68°
10
94°
68°
11
92°
66°
12
89°
62°
13
84°
58°
14
80°
59°
15
74°
54°
16
73°
54°
17
75°
59°
18
80°
58°
19
81°
62°
20
80°
60°
21
77°
55°
22
75°
55°
23
77°
64°
24
84°
65°
25
85°
63°
26
82°
58°
27
77°
61°
28
78°
61°
29
80°
64°
30
81°
63°
1
81°
63°
2
83°
64°
3
85°
64°
4
84°
65°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in Preston
Preston's June 2026 forecast shows daily high temperatures ranging from 73° to 94°, with overnight lows between 54° and 68°. The average high for June is 82° with an average low of 62°. 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 Preston. See also: July | August | September.