S
M
T
W
T
F
S
28
91°
75°
29
90°
75°
30
90°
76°
1
92°
75°
2
91°
74°
3
90°
76°
4
91°
75°
5
90°
76°
6
90°
75°
7
91°
76°
8
89°
76°
9
89°
75°
10
90°
76°
11
89°
75°
12
90°
76°
13
89°
75°
14
90°
76°
15
90°
74°
16
89°
75°
17
89°
74°
18
91°
75°
19
90°
74°
20
89°
75°
21
90°
74°
22
90°
76°
23
92°
75°
24
90°
75°
25
90°
75°
26
90°
75°
27
90°
76°
28
89°
75°
29
Hist. Avg.
89°
75°
30
Hist. Avg.
89°
75°
31
Hist. Avg.
89°
75°
1
Hist. Avg.
89°
75°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
July Weather in Siem Reap
Siem Reap's July 2026 forecast shows daily high temperatures ranging from 89° to 92°, with overnight lows between 74° and 76°. The average high for July is 90° with an average low of 75°. 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 Siem Reap. See also: August | September | October.