S
M
T
W
T
F
S
30
98°
79°
31
86°
81°
1
88°
77°
2
88°
74°
3
87°
76°
4
88°
77°
5
86°
75°
6
87°
71°
7
87°
75°
8
86°
72°
9
N/A
10
92°
76°
11
91°
73°
12
84°
68°
13
81°
64°
14
83°
65°
15
82°
65°
16
84°
64°
17
85°
66°
18
84°
65°
19
82°
62°
20
83°
63°
21
82°
64°
22
82°
62°
23
79°
62°
24
81°
60°
25
81°
62°
26
80°
62°
27
76°
60°
28
75°
59°
29
80°
60°
30
80°
57°
1
74°
57°
2
72°
56°
3
72°
56°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Grottaglie
Grottaglie's September 2026 forecast shows daily high temperatures ranging from 72° to 92°, with overnight lows between 56° and 76°. The average high for September is 81° with an average low of 63°. 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 Grottaglie. See also: October | November | December.