S
M
T
W
T
F
S
30
92°
74°
31
92°
75°
1
91°
75°
2
91°
74°
3
90°
75°
4
91°
73°
5
91°
72°
6
90°
73°
7
89°
74°
8
87°
73°
9
87°
74°
10
89°
74°
11
89°
73°
12
88°
73°
13
86°
72°
14
87°
73°
15
85°
72°
16
86°
72°
17
86°
71°
18
85°
71°
19
85°
66°
20
84°
66°
21
83°
68°
22
84°
71°
23
86°
71°
24
85°
70°
25
86°
71°
26
85°
70°
27
86°
70°
28
87°
69°
29
86°
68°
30
86°
68°
1
85°
69°
2
86°
68°
3
Hist. Avg.
84°
63°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Hamshire
Hamshire's September 2026 forecast shows daily high temperatures ranging from 83° to 92°, with overnight lows between 66° and 75°. The average high for September is 87° with an average low of 71°. 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 Hamshire. See also: October | November | December.