S
M
T
W
T
F
S
26
109°
68°
27
99°
70°
28
91°
68°
29
91°
64°
30
100°
68°
31
90°
63°
1
93°
57°
2
100°
64°
3
106°
66°
4
64°
57°
5
77°
57°
6
95°
54°
7
91°
59°
8
104°
64°
9
99°
64°
10
97°
68°
11
104°
61°
12
97°
64°
13
86°
61°
14
91°
64°
15
82°
61°
16
86°
63°
17
95°
59°
18
90°
63°
19
91°
61°
20
95°
63°
21
95°
64°
22
90°
63°
23
91°
65°
24
97°
63°
25
88°
63°
26
88°
63°
27
93°
57°
28
100°
58°
29
98°
62°
30
93°
61°
31
94°
59°
1
93°
64°
2
95°
59°
3
95°
59°
4
100°
63°
5
98°
70°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Idalia
Idalia's August 2026 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for August 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 August weather will actually feel in Idalia. See also: September | October | November.