S
M
T
W
T
F
S
31
70°
55°
1
70°
50°
2
68°
55°
3
68°
54°
4
66°
52°
5
63°
52°
6
60°
51°
7
66°
54°
8
59°
45°
9
60°
45°
10
63°
49°
11
63°
52°
12
65°
49°
13
69°
52°
14
68°
53°
15
71°
52°
16
72°
53°
17
74°
55°
18
69°
53°
19
64°
54°
20
66°
54°
21
70°
53°
22
71°
54°
23
70°
53°
24
70°
54°
25
69°
54°
26
71°
55°
27
71°
54°
28
72°
55°
29
72°
55°
30
71°
54°
1
71°
54°
2
70°
55°
3
71°
55°
4
73°
54°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in Thatcham
Thatcham's June 2026 forecast shows daily high temperatures ranging from 59° to 74°, with overnight lows between 45° and 55°. The average high for June is 68° with an average low of 53°. 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 Thatcham. See also: July | August | September.