S
M
T
W
T
F
S
28
45°
41°
29
50°
43°
30
66°
40°
1
69°
42°
2
73°
42°
3
78°
45°
4
85°
43°
5
85°
49°
6
77°
55°
7
83°
47°
8
86°
49°
9
82°
46°
10
89°
46°
11
88°
50°
12
85°
54°
13
84°
58°
14
73°
60°
15
86°
53°
16
95°
58°
17
92°
57°
18
91°
52°
19
89°
53°
20
87°
57°
21
86°
54°
22
84°
55°
23
87°
53°
24
81°
49°
25
81°
47°
26
79°
47°
27
83°
49°
28
82°
46°
29
85°
51°
30
84°
51°
31
85°
51°
1
83°
51°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Donnelly
Donnelly's July 2026 forecast shows daily high temperatures ranging from 79° to 95°, with overnight lows between 46° and 58°. The average high for July is 86° with an average low of 52°. 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 Donnelly. See also: August | September | October.