S
M
T
W
T
F
S
28
60°
48°
29
57°
46°
30
54°
47°
1
55°
48°
2
55°
47°
3
56°
46°
4
55°
46°
5
55°
47°
6
56°
48°
7
56°
48°
8
57°
47°
9
57°
50°
10
58°
47°
11
58°
47°
12
57°
49°
13
57°
49°
14
58°
47°
15
57°
49°
16
58°
49°
17
58°
53°
18
59°
52°
19
59°
48°
20
60°
49°
21
60°
54°
22
61°
54°
23
61°
53°
24
60°
54°
25
60°
52°
26
61°
53°
27
61°
49°
28
62°
53°
29
61°
55°
30
64°
53°
31
67°
55°
1
66°
56°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in St. Lawrence
St. Lawrence's July 2026 forecast shows daily high temperatures ranging from 54° to 67°, with overnight lows between 46° and 56°. The average high for July is 59° with an average low of 50°. 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 St. Lawrence. See also: August | September | October.