S
M
T
W
T
F
S
30
86°
79°
31
87°
80°
1
87°
79°
2
86°
80°
3
87°
79°
4
86°
78°
5
88°
78°
6
88°
79°
7
89°
80°
8
89°
79°
9
88°
79°
10
88°
80°
11
88°
79°
12
89°
78°
13
89°
78°
14
88°
76°
15
89°
78°
16
89°
77°
17
88°
78°
18
89°
78°
19
89°
77°
20
88°
79°
21
89°
78°
22
88°
78°
23
89°
77°
24
88°
78°
25
89°
78°
26
88°
77°
27
89°
77°
28
88°
78°
29
89°
78°
30
90°
77°
1
88°
78°
2
89°
78°
3
88°
77°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Bartolo
Bartolo's September 2026 forecast shows daily high temperatures ranging from 86° to 90°, with overnight lows between 76° and 80°. The average high for September is 88° with an average low of 78°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how September weather will actually feel in Bartolo. See also: October | November | December.
