S
M
T
W
T
F
S
30
79°
59°
31
80°
57°
1
80°
53°
2
75°
54°
3
79°
52°
4
77°
53°
5
79°
56°
6
79°
57°
7
78°
49°
8
70°
47°
9
69°
53°
10
70°
54°
11
71°
50°
12
75°
57°
13
74°
54°
14
75°
56°
15
75°
55°
16
78°
53°
17
Hist. Avg.
74°
53°
18
Hist. Avg.
73°
52°
19
Hist. Avg.
73°
52°
20
Hist. Avg.
72°
52°
21
Hist. Avg.
72°
51°
22
Hist. Avg.
71°
51°
23
Hist. Avg.
71°
50°
24
Hist. Avg.
70°
50°
25
Hist. Avg.
70°
49°
26
Hist. Avg.
69°
49°
27
Hist. Avg.
69°
48°
28
Hist. Avg.
68°
48°
29
Hist. Avg.
68°
48°
30
Hist. Avg.
67°
47°
1
Hist. Avg.
67°
47°
2
Hist. Avg.
66°
46°
3
Hist. Avg.
66°
46°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in New Prague
New Prague's September 2026 forecast shows daily high temperatures ranging from 69° to 80°, with overnight lows between 47° and 59°. The average high for September is 76° with an average low of 54°. 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 New Prague. See also: October | November | December.