S
M
T
W
T
F
S
30
70°
59°
31
66°
55°
1
70°
54°
2
68°
55°
3
70°
55°
4
82°
55°
5
70°
47°
6
72°
56°
7
84°
60°
8
66°
53°
9
65°
48°
10
64°
50°
11
63°
51°
12
61°
49°
13
61°
49°
14
64°
49°
15
60°
51°
16
63°
50°
17
64°
47°
18
68°
49°
19
70°
54°
20
69°
52°
21
67°
51°
22
68°
52°
23
69°
52°
24
68°
50°
25
69°
54°
26
69°
52°
27
67°
50°
28
66°
52°
29
65°
52°
30
66°
45°
1
59°
44°
2
58°
44°
3
56°
44°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Thür
Thür's September 2026 forecast shows daily high temperatures ranging from 56° to 84°, with overnight lows between 44° and 60°. The average high for September is 66° with an average low of 50°. 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 Thür. See also: October | November | December.