S
M
T
W
T
F
S
28
81°
67°
29
81°
66°
30
80°
66°
1
67°
56°
2
71°
57°
3
65°
56°
4
65°
55°
5
66°
56°
6
72°
62°
7
73°
63°
8
73°
63°
9
72°
58°
10
66°
56°
11
67°
58°
12
66°
57°
13
66°
57°
14
68°
59°
15
73°
62°
16
73°
63°
17
74°
63°
18
75°
62°
19
70°
60°
20
71°
62°
21
69°
61°
22
69°
62°
23
71°
62°
24
70°
64°
25
71°
62°
26
70°
61°
27
72°
63°
28
71°
64°
29
74°
66°
30
76°
64°
31
77°
62°
1
73°
60°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Santander
Santander's July 2026 forecast shows daily high temperatures ranging from 65° to 81°, with overnight lows between 55° and 67°. The average high for July is 71° with an average low of 61°. 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 Santander. See also: August | September | October.