S
M
T
W
T
F
S
28
82°
65°
29
90°
70°
30
95°
74°
1
97°
77°
2
95°
77°
3
97°
72°
4
93°
70°
5
87°
70°
6
88°
70°
7
88°
71°
8
88°
70°
9
88°
68°
10
84°
69°
11
84°
69°
12
89°
68°
13
88°
67°
14
96°
71°
15
98°
69°
16
94°
68°
17
91°
70°
18
84°
66°
19
82°
63°
20
84°
63°
21
82°
62°
22
80°
66°
23
81°
63°
24
83°
63°
25
85°
64°
26
83°
62°
27
81°
62°
28
81°
62°
29
79°
59°
30
78°
64°
31
79°
63°
1
81°
63°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Phillipsburg
Phillipsburg's July 2026 forecast shows daily high temperatures ranging from 78° to 98°, with overnight lows between 59° and 71°. The average high for July is 85° with an average low of 65°. 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 Phillipsburg. See also: August | September | October.