S
M
T
W
T
F
S
28
65°
50°
29
64°
53°
30
62°
52°
1
68°
48°
2
67°
56°
3
71°
49°
4
75°
47°
5
78°
45°
6
80°
48°
7
75°
51°
8
78°
50°
9
77°
48°
10
78°
49°
11
76°
49°
12
80°
51°
13
84°
50°
14
82°
53°
15
73°
53°
16
73°
55°
17
72°
49°
18
78°
52°
19
81°
54°
20
80°
52°
21
79°
54°
22
77°
52°
23
78°
54°
24
74°
55°
25
77°
54°
26
81°
55°
27
81°
55°
28
82°
54°
29
80°
51°
30
81°
54°
31
83°
56°
1
81°
55°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Tumwater
Tumwater's July 2026 forecast shows daily high temperatures ranging from 67° to 84°, with overnight lows between 45° and 56°. The average high for July is 78° with an average low of 52°. 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 Tumwater. See also: August | September | October.