S
M
T
W
T
F
S
28
94°
75°
29
95°
74°
30
96°
75°
1
94°
74°
2
94°
73°
3
95°
72°
4
95°
75°
5
95°
75°
6
93°
73°
7
89°
71°
8
94°
73°
9
94°
77°
10
94°
75°
11
94°
73°
12
90°
73°
13
82°
72°
14
84°
71°
15
90°
73°
16
91°
73°
17
91°
71°
18
90°
73°
19
91°
72°
20
93°
71°
21
88°
71°
22
90°
71°
23
92°
72°
24
92°
72°
25
93°
71°
26
91°
72°
27
91°
74°
28
90°
74°
29
92°
73°
30
91°
74°
31
93°
74°
1
93°
73°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Jamestown Colony
Jamestown Colony's July 2026 forecast shows daily high temperatures ranging from 82° to 93°, with overnight lows between 71° and 74°. The average high for July is 90° with an average low of 72°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how July weather will actually feel in Jamestown Colony. See also: August | September | October.