S
M
T
W
T
F
S
30
88°
68°
31
87°
63°
1
83°
63°
2
83°
64°
3
85°
62°
4
87°
63°
5
87°
66°
6
86°
65°
7
82°
63°
8
82°
62°
9
83°
60°
10
81°
59°
11
81°
59°
12
82°
58°
13
80°
59°
14
79°
58°
15
80°
59°
16
81°
59°
17
80°
62°
18
84°
63°
19
79°
60°
20
Hist. Avg.
81°
54°
21
Hist. Avg.
81°
53°
22
Hist. Avg.
81°
53°
23
Hist. Avg.
80°
53°
24
Hist. Avg.
80°
52°
25
Hist. Avg.
80°
52°
26
Hist. Avg.
80°
51°
27
Hist. Avg.
79°
51°
28
Hist. Avg.
79°
51°
29
Hist. Avg.
79°
50°
30
Hist. Avg.
78°
50°
1
Hist. Avg.
78°
49°
2
Hist. Avg.
78°
49°
3
Hist. Avg.
77°
49°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Geraldine
Geraldine's September 2026 forecast shows daily high temperatures ranging from 79° to 88°, with overnight lows between 58° and 68°. The average high for September is 83° with an average low of 62°. 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 Geraldine. See also: October | November | December.