S
M
T
W
T
F
S
28
88°
81°
29
88°
81°
30
89°
80°
1
88°
80°
2
88°
79°
3
89°
80°
4
88°
81°
5
90°
81°
6
89°
80°
7
90°
81°
8
89°
80°
9
89°
81°
10
90°
80°
11
88°
81°
12
89°
81°
13
89°
80°
14
88°
81°
15
88°
80°
16
89°
81°
17
88°
80°
18
89°
79°
19
87°
78°
20
87°
79°
21
88°
80°
22
88°
79°
23
89°
80°
24
90°
79°
25
88°
80°
26
88°
79°
27
87°
78°
28
90°
79°
29
90°
79°
30
90°
78°
31
Hist. Avg.
91°
78°
1
Hist. Avg.
90°
78°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
July Weather in Cat Ba
Cat Ba's July 2026 forecast shows daily high temperatures ranging from 87° to 90°, with overnight lows between 78° and 81°. The average high for July is 89° with an average low of 80°. 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 Cat Ba. See also: August | September | October.