S
M
T
W
T
F
S
26
82°
67°
27
83°
67°
28
86°
66°
29
87°
66°
30
86°
65°
31
84°
64°
1
82°
66°
2
86°
66°
3
87°
67°
4
86°
67°
5
87°
66°
6
88°
67°
7
84°
59°
8
87°
64°
9
87°
59°
10
82°
57°
11
81°
58°
12
82°
59°
13
84°
59°
14
86°
63°
15
82°
64°
16
81°
64°
17
81°
60°
18
82°
62°
19
83°
64°
20
81°
64°
21
81°
63°
22
82°
62°
23
83°
57°
24
83°
61°
25
86°
62°
26
86°
62°
27
85°
61°
28
85°
60°
29
83°
61°
30
80°
60°
31
84°
61°
1
78°
55°
2
78°
55°
3
77°
54°
4
77°
52°
5
78°
54°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Ireland
Ireland's August 2026 forecast shows daily high temperatures ranging from 77° to 88°, with overnight lows between 52° and 67°. The average high for August is 83° with an average low of 62°. 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 Ireland. See also: September | October | November.