S
M
T
W
T
F
S
30
88°
60°
31
81°
61°
1
82°
63°
2
84°
66°
3
85°
63°
4
82°
65°
5
85°
64°
6
86°
65°
7
86°
63°
8
84°
62°
9
84°
63°
10
83°
61°
11
82°
62°
12
82°
63°
13
84°
63°
14
84°
62°
15
Hist. Avg.
81°
56°
16
Hist. Avg.
80°
56°
17
Hist. Avg.
80°
55°
18
Hist. Avg.
80°
55°
19
Hist. Avg.
79°
55°
20
Hist. Avg.
79°
54°
21
Hist. Avg.
78°
54°
22
Hist. Avg.
78°
54°
23
Hist. Avg.
78°
53°
24
Hist. Avg.
77°
53°
25
Hist. Avg.
77°
52°
26
Hist. Avg.
77°
52°
27
Hist. Avg.
76°
51°
28
Hist. Avg.
76°
51°
29
Hist. Avg.
76°
51°
30
Hist. Avg.
75°
50°
1
Hist. Avg.
75°
50°
2
Hist. Avg.
74°
49°
3
Hist. Avg.
74°
49°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Harned
Harned's September 2026 forecast shows daily high temperatures ranging from 81° to 88°, with overnight lows between 60° and 66°. The average high for September is 84° with an average low of 63°. 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 Harned. See also: October | November | December.