S
M
T
W
T
F
S
30
93°
70°
31
93°
70°
1
92°
69°
2
93°
70°
3
93°
70°
4
89°
68°
5
90°
67°
6
91°
67°
7
92°
68°
8
93°
69°
9
93°
69°
10
92°
68°
11
93°
69°
12
93°
68°
13
92°
67°
14
90°
65°
15
92°
66°
16
92°
65°
17
91°
66°
18
92°
63°
19
90°
57°
20
83°
59°
21
83°
58°
22
84°
57°
23
87°
60°
24
88°
63°
25
88°
60°
26
85°
58°
27
80°
61°
28
84°
60°
29
83°
60°
30
86°
59°
1
86°
60°
2
85°
60°
3
86°
59°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Gallups Crossroads
Gallups Crossroads's September 2026 forecast shows daily high temperatures ranging from 80° to 93°, with overnight lows between 57° and 70°. The average high for September is 89° 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 Gallups Crossroads. See also: October | November | December.