S
M
T
W
T
F
S
30
77°
44°
31
77°
50°
1
81°
46°
2
81°
45°
3
80°
43°
4
82°
43°
5
84°
47°
6
84°
45°
7
77°
43°
8
78°
40°
9
77°
42°
10
80°
45°
11
84°
44°
12
82°
45°
13
83°
47°
14
85°
48°
15
84°
47°
16
82°
43°
17
77°
46°
18
81°
45°
19
82°
42°
20
81°
44°
21
80°
44°
22
77°
45°
23
78°
43°
24
76°
44°
25
77°
43°
26
79°
41°
27
75°
43°
28
76°
44°
29
78°
42°
30
78°
41°
1
76°
41°
2
77°
40°
3
70°
38°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Eagar
Eagar's September 2026 forecast shows daily high temperatures ranging from 70° to 85°, with overnight lows between 38° and 50°. The average high for September is 79° with an average low of 44°. 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 Eagar. See also: October | November | December.