S
M
T
W
T
F
S
31
64°
54°
1
66°
55°
2
65°
54°
3
64°
52°
4
62°
48°
5
61°
49°
6
63°
50°
7
66°
52°
8
66°
50°
9
68°
51°
10
70°
53°
11
67°
51°
12
68°
52°
13
70°
53°
14
65°
48°
15
65°
47°
16
66°
53°
17
66°
50°
18
65°
48°
19
65°
48°
20
66°
51°
21
67°
53°
22
66°
54°
23
66°
54°
24
68°
53°
25
66°
51°
26
66°
50°
27
67°
49°
28
66°
50°
29
67°
55°
30
68°
54°
1
68°
50°
2
69°
55°
3
68°
54°
4
68°
52°
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 61° to 70°, with overnight lows between 47° and 55°. The average high for June is 66° with an average low of 51°. 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.