S
M
T
W
T
F
S
30
79°
66°
31
75°
62°
1
72°
59°
2
71°
56°
3
72°
57°
4
74°
58°
5
80°
56°
6
80°
67°
7
89°
70°
8
95°
71°
9
95°
75°
10
86°
70°
11
79°
67°
12
75°
66°
13
76°
67°
14
75°
66°
15
73°
62°
16
73°
61°
17
73°
60°
18
72°
58°
19
72°
59°
20
75°
62°
21
71°
63°
22
N/A
23
78°
66°
24
77°
67°
25
78°
69°
26
79°
70°
27
78°
65°
28
82°
59°
29
84°
61°
30
87°
62°
1
84°
60°
2
87°
63°
3
87°
60°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Emerald Bay
Emerald Bay's September 2026 forecast shows daily high temperatures ranging from 77° to 87°, with overnight lows between 59° and 70°. The average high for September is 82° with an average low of 64°. 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 Emerald Bay. See also: October | November | December.