S
M
T
W
T
F
S
31
51°
42°
1
53°
43°
2
54°
46°
3
60°
47°
4
72°
51°
5
72°
55°
6
63°
48°
7
55°
47°
8
71°
51°
9
76°
57°
10
65°
54°
11
66°
54°
12
67°
53°
13
65°
54°
14
55°
49°
15
61°
47°
16
71°
56°
17
68°
57°
18
65°
53°
19
63°
51°
20
67°
53°
21
63°
51°
22
64°
54°
23
68°
51°
24
67°
54°
25
69°
54°
26
70°
55°
27
72°
57°
28
71°
60°
29
69°
54°
30
68°
51°
1
69°
52°
2
70°
55°
3
70°
54°
4
71°
53°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in Thornbury
Thornbury's June 2026 forecast shows daily high temperatures ranging from 63° to 72°, with overnight lows between 51° and 60°. The average high for June is 68° 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 June weather will actually feel in Thornbury. See also: July | August | September.