S
M
T
W
T
F
S
31
51°
42°
1
53°
43°
2
71°
50°
3
71°
56°
4
74°
59°
5
70°
60°
6
63°
52°
7
68°
52°
8
69°
53°
9
71°
55°
10
72°
57°
11
72°
57°
12
73°
56°
13
72°
55°
14
69°
54°
15
71°
50°
16
64°
47°
17
65°
48°
18
66°
52°
19
70°
55°
20
71°
54°
21
72°
56°
22
73°
56°
23
68°
55°
24
69°
50°
25
66°
50°
26
68°
55°
27
70°
57°
28
68°
54°
29
68°
54°
30
69°
55°
1
69°
55°
2
72°
59°
3
75°
59°
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 75°, with overnight lows between 47° and 60°. The average high for June is 70° 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.