S
M
T
W
T
F
S
30
94°
62°
31
93°
61°
1
92°
62°
2
92°
64°
3
93°
62°
4
93°
61°
5
91°
57°
6
88°
54°
7
83°
58°
8
84°
59°
9
89°
61°
10
90°
61°
11
91°
60°
12
88°
60°
13
89°
59°
14
89°
56°
15
85°
54°
16
81°
57°
17
87°
59°
18
89°
60°
19
90°
60°
20
89°
59°
21
88°
59°
22
81°
56°
23
78°
53°
24
83°
53°
25
81°
51°
26
80°
52°
27
78°
51°
28
77°
51°
29
77°
48°
30
78°
51°
1
76°
58°
2
80°
57°
3
83°
55°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in River Pines
River Pines's September 2026 forecast shows daily high temperatures ranging from 76° to 94°, with overnight lows between 48° and 64°. The average high for September is 86° with an average low of 57°. 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 River Pines. See also: October | November | December.