S
M
T
W
T
F
S
28
93°
76°
29
91°
77°
30
86°
78°
1
87°
77°
2
90°
73°
3
89°
75°
4
92°
76°
5
92°
75°
6
91°
73°
7
89°
74°
8
90°
77°
9
89°
75°
10
88°
75°
11
88°
75°
12
90°
74°
13
90°
75°
14
91°
76°
15
88°
76°
16
89°
75°
17
90°
76°
18
92°
76°
19
93°
75°
20
93°
76°
21
92°
76°
22
92°
75°
23
93°
76°
24
93°
76°
25
92°
75°
26
93°
76°
27
93°
76°
28
92°
75°
29
92°
76°
30
91°
76°
31
92°
75°
1
92°
76°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in St. Augustine
St. Augustine's July 2026 forecast shows daily high temperatures ranging from 86° to 93°, with overnight lows between 73° and 78°. The average high for July is 91° with an average low of 76°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how July weather will actually feel in St. Augustine. See also: August | September | October.
