S
M
T
W
T
F
S
26
76°
53°
27
74°
56°
28
78°
57°
29
82°
57°
30
83°
56°
31
82°
48°
1
81°
46°
2
72°
48°
3
72°
51°
4
73°
49°
5
73°
50°
6
74°
55°
7
78°
56°
8
80°
56°
9
82°
55°
10
82°
54°
11
80°
54°
12
81°
55°
13
80°
53°
14
79°
48°
15
74°
51°
16
74°
53°
17
79°
54°
18
80°
53°
19
80°
52°
20
78°
54°
21
79°
47°
22
77°
44°
23
68°
44°
24
69°
45°
25
69°
44°
26
71°
52°
27
74°
51°
28
68°
43°
29
67°
43°
30
66°
42°
31
65°
44°
1
66°
49°
2
69°
48°
3
66°
47°
4
66°
44°
5
65°
46°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Killaly
Killaly's August 2026 forecast shows daily high temperatures ranging from 65° to 83°, with overnight lows between 42° and 57°. The average high for August is 75° with an average low of 50°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how August weather will actually feel in Killaly. See also: September | October | November.