S
M
T
W
T
F
S
28
60°
53°
29
63°
52°
30
62°
51°
1
61°
52°
2
59°
52°
3
60°
53°
4
64°
53°
5
65°
54°
6
66°
54°
7
66°
53°
8
64°
55°
9
66°
54°
10
67°
55°
11
66°
51°
12
65°
55°
13
65°
56°
14
64°
57°
15
67°
55°
16
67°
55°
17
65°
54°
18
62°
55°
19
64°
54°
20
66°
55°
21
65°
56°
22
66°
56°
23
67°
55°
24
66°
53°
25
65°
55°
26
68°
56°
27
61°
51°
28
60°
52°
29
Hist. Avg.
64°
53°
30
Hist. Avg.
64°
53°
31
Hist. Avg.
64°
53°
1
Hist. Avg.
64°
53°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
July Weather in Eureka
Eureka's July 2026 forecast shows daily high temperatures ranging from 59° to 68°, with overnight lows between 51° and 57°. The average high for July is 64° with an average low of 54°. 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 Eureka. See also: August | September | October.
