S
M
T
W
T
F
S
31
92°
63°
1
88°
67°
2
76°
60°
3
79°
57°
4
81°
58°
5
78°
55°
6
77°
56°
7
73°
56°
8
77°
58°
9
78°
57°
10
80°
60°
11
75°
55°
12
76°
52°
13
78°
54°
14
74°
48°
15
77°
50°
16
79°
55°
17
63°
55°
18
66°
53°
19
70°
50°
20
71°
56°
21
80°
54°
22
83°
56°
23
77°
53°
24
57°
47°
25
58°
43°
26
58°
40°
27
61°
41°
28
52°
48°
29
54°
47°
30
52°
43°
1
49°
40°
2
44°
39°
3
53°
44°
4
55°
43°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Kyiv
Kyiv's September 2025 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for September is ° with an average low of °. 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 Kyiv. See also: October | November | December.