S
M
T
W
T
F
S
30
88°
69°
31
89°
69°
1
91°
71°
2
92°
71°
3
93°
74°
4
94°
73°
5
88°
69°
6
81°
66°
7
84°
62°
8
85°
67°
9
88°
69°
10
77°
68°
11
81°
68°
12
75°
68°
13
85°
67°
14
77°
62°
15
88°
59°
16
88°
69°
17
91°
70°
18
84°
71°
19
81°
70°
20
88°
69°
21
87°
69°
22
69°
61°
23
71°
58°
24
70°
53°
25
73°
47°
26
74°
50°
27
72°
50°
28
72°
51°
29
78°
59°
30
77°
60°
1
76°
57°
2
77°
57°
3
76°
56°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Krypton
Krypton's September 2026 forecast shows daily high temperatures ranging from 70° to 78°, with overnight lows between 47° and 60°. The average high for September is 74° 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 Krypton. See also: October | November | December.