S
M
T
W
T
F
S
26
96°
79°
27
94°
77°
28
93°
76°
29
96°
79°
30
98°
80°
31
93°
80°
1
91°
76°
2
87°
77°
3
91°
76°
4
90°
77°
5
88°
78°
6
90°
83°
7
91°
80°
8
91°
84°
9
92°
83°
10
93°
84°
11
92°
84°
12
94°
80°
13
93°
78°
14
94°
84°
15
93°
80°
16
93°
83°
17
95°
81°
18
99°
81°
19
95°
81°
20
96°
80°
21
94°
82°
22
94°
81°
23
94°
76°
24
91°
77°
25
92°
80°
26
92°
81°
27
92°
81°
28
92°
80°
29
88°
78°
30
91°
79°
31
89°
77°
1
89°
79°
2
91°
76°
3
91°
78°
4
89°
81°
5
92°
77°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Hillsboro Beach
Hillsboro Beach'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 Hillsboro Beach. See also: September | October | November.