S
M
T
W
T
F
S
28
89°
71°
29
90°
76°
30
92°
77°
1
93°
75°
2
94°
73°
3
94°
77°
4
90°
70°
5
83°
70°
6
85°
70°
7
85°
69°
8
87°
66°
9
88°
69°
10
88°
69°
11
82°
70°
12
86°
68°
13
87°
64°
14
92°
64°
15
94°
69°
16
92°
70°
17
90°
74°
18
90°
72°
19
85°
69°
20
87°
66°
21
89°
73°
22
73°
61°
23
80°
53°
24
79°
58°
25
73°
61°
26
87°
69°
27
92°
72°
28
83°
66°
29
82°
60°
30
86°
61°
31
83°
64°
1
75°
66°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Greencastle
Greencastle's July 2026 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for July is ° with an average low of °. 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 Greencastle. See also: August | September | October.