S
M
T
W
T
F
S
28
101°
69°
29
94°
65°
30
89°
63°
1
85°
61°
2
82°
58°
3
80°
57°
4
76°
56°
5
80°
60°
6
79°
60°
7
80°
61°
8
81°
61°
9
80°
60°
10
80°
60°
11
77°
58°
12
80°
60°
13
81°
61°
14
81°
61°
15
80°
60°
16
83°
62°
17
81°
61°
18
82°
61°
19
83°
62°
20
82°
62°
21
81°
61°
22
83°
62°
23
81°
60°
24
81°
61°
25
82°
62°
26
82°
62°
27
83°
61°
28
84°
63°
29
84°
63°
30
82°
62°
31
83°
63°
1
84°
64°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Saarlouis
Saarlouis's July 2026 forecast shows daily high temperatures ranging from 76° to 101°, with overnight lows between 56° and 69°. The average high for July is 82° 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 Saarlouis. See also: August | September | October.