S
M
T
W
T
F
S
31
74°
63°
1
83°
66°
2
75°
52°
3
80°
55°
4
83°
58°
5
88°
62°
6
90°
67°
7
92°
68°
8
91°
70°
9
90°
69°
10
89°
68°
11
91°
69°
12
89°
70°
13
88°
69°
14
90°
80°
15
91°
73°
16
91°
73°
17
90°
72°
18
91°
72°
19
89°
71°
20
87°
72°
21
87°
73°
22
92°
73°
23
90°
72°
24
92°
73°
25
90°
73°
26
92°
74°
27
92°
73°
28
93°
74°
29
90°
74°
30
88°
72°
1
88°
69°
2
89°
71°
3
89°
73°
4
92°
74°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in Jamestown
Jamestown's June 2026 forecast shows daily high temperatures ranging from 75° to 93°, with overnight lows between 52° and 80°. The average high for June is 89° with an average low of 70°. 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 Jamestown. See also: July | August | September.
