S
M
T
W
T
F
S
28
65°
50°
29
64°
53°
30
62°
52°
1
67°
50°
2
69°
45°
3
72°
50°
4
75°
48°
5
78°
47°
6
87°
45°
7
78°
47°
8
75°
47°
9
76°
52°
10
71°
49°
11
72°
45°
12
76°
45°
13
80°
45°
14
83°
50°
15
82°
53°
16
81°
49°
17
78°
49°
18
80°
50°
19
81°
51°
20
81°
51°
21
79°
50°
22
81°
53°
23
82°
53°
24
74°
48°
25
81°
52°
26
81°
54°
27
82°
55°
28
83°
55°
29
82°
52°
30
81°
54°
31
74°
49°
1
74°
48°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Olympia
Olympia's July 2026 forecast shows daily high temperatures ranging from 71° to 83°, with overnight lows between 45° and 55°. The average high for July is 79° with an average low of 50°. 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 Olympia. See also: August | September | October.