S
M
T
W
T
F
S
28
89°
68°
29
89°
67°
30
88°
68°
1
86°
69°
2
87°
69°
3
89°
68°
4
82°
69°
5
88°
68°
6
89°
68°
7
89°
66°
8
87°
68°
9
89°
64°
10
86°
65°
11
86°
65°
12
84°
64°
13
83°
63°
14
84°
64°
15
84°
63°
16
85°
64°
17
85°
66°
18
85°
67°
19
Hist. Avg.
89°
67°
20
Hist. Avg.
89°
67°
21
Hist. Avg.
89°
67°
22
Hist. Avg.
89°
67°
23
Hist. Avg.
89°
67°
24
Hist. Avg.
89°
67°
25
Hist. Avg.
89°
67°
26
Hist. Avg.
89°
67°
27
Hist. Avg.
89°
67°
28
Hist. Avg.
89°
67°
29
Hist. Avg.
89°
67°
30
Hist. Avg.
89°
67°
31
Hist. Avg.
89°
66°
1
Hist. Avg.
89°
66°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
July Weather in Plattsburg
Plattsburg's July 2026 forecast shows daily high temperatures ranging from 82° to 89°, with overnight lows between 63° and 69°. The average high for July is 86° with an average low of 66°. 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 Plattsburg. See also: August | September | October.