S
M
T
W
T
F
S
28
95°
67°
29
84°
63°
30
83°
59°
1
80°
57°
2
79°
57°
3
79°
57°
4
78°
56°
5
76°
56°
6
77°
57°
7
76°
56°
8
77°
57°
9
74°
55°
10
80°
60°
11
79°
60°
12
80°
61°
13
80°
60°
14
81°
61°
15
81°
60°
16
80°
60°
17
81°
61°
18
83°
62°
19
83°
62°
20
82°
63°
21
84°
63°
22
82°
61°
23
83°
62°
24
81°
62°
25
80°
61°
26
82°
62°
27
83°
63°
28
83°
63°
29
84°
64°
30
84°
63°
31
82°
62°
1
80°
61°
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 74° to 95°, with overnight lows between 55° and 67°. The average high for July is 81° with an average low of 60°. 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.