S
M
T
W
T
F
S
28
82°
58°
29
88°
64°
30
93°
74°
1
94°
75°
2
89°
74°
3
88°
72°
4
80°
71°
5
82°
69°
6
77°
68°
7
79°
63°
8
80°
65°
9
81°
64°
10
80°
66°
11
80°
65°
12
80°
64°
13
82°
63°
14
81°
64°
15
80°
61°
16
75°
61°
17
75°
61°
18
77°
62°
19
79°
65°
20
81°
65°
21
77°
64°
22
80°
65°
23
79°
65°
24
77°
64°
25
78°
65°
26
80°
66°
27
82°
66°
28
81°
65°
29
82°
67°
30
83°
66°
31
80°
66°
1
77°
64°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Farnham
Farnham's July 2026 forecast shows daily high temperatures ranging from 75° to 89°, with overnight lows between 61° and 74°. The average high for July is 80° 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 Farnham. See also: August | September | October.