S
M
T
W
T
F
S
26
N/A
27
62°
55°
28
65°
53°
29
63°
50°
30
61°
48°
31
60°
47°
1
60°
49°
2
62°
47°
3
63°
50°
4
63°
48°
5
63°
48°
6
62°
49°
7
61°
48°
8
64°
53°
9
64°
52°
10
62°
52°
11
62°
51°
12
63°
51°
13
64°
53°
14
64°
53°
15
65°
52°
16
65°
53°
17
64°
52°
18
62°
50°
19
64°
53°
20
64°
52°
21
64°
51°
22
64°
52°
23
65°
53°
24
62°
52°
25
61°
50°
26
60°
52°
27
62°
52°
28
61°
51°
29
61°
52°
30
63°
52°
31
63°
50°
1
60°
49°
2
60°
51°
3
59°
51°
4
60°
50°
5
59°
51°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Ullapool
Ullapool's August 2026 forecast shows daily high temperatures ranging from 59° to 65°, with overnight lows between 47° and 55°. The average high for August is 62° with an average low of 51°. 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 Ullapool. See also: September | October | November.