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Bethany, MO

83°F
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Bethany

Missouri

83°
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Bethany, MO Weather
Today WinterCast Local {stormName} Tracker Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

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Today Hourly 10-Day Radar MinuteCast®

Monthly

Air Quality Health & Activities
Heat Advisory

September

January February March April May June July August September October November December

2026

2025 2026 2027

10-Day

S
M
T
W
T
F
S
30
92°
70°
31
93°
72°
1
96°
72°
2
97°
71°
3
96°
73°
4
94°
73°
5
95°
73°
6
92°
68°
7
80°
66°
8
Hot; breezy this morning
97°
71°
9
Humid with a heavy t-storm
80°
64°
10
Sunny and less humid
84°
60°
11
Humid; breezy in the morning
87°
67°
12
Humid; a morning thunderstorm
79°
62°
13
Humid; a strong p.m. t-storm
75°
65°
14
Humid; a p.m. t-storm or two
82°
55°
15
Partly sunny and less humid
72°
54°
16
A strong morning thunderstorm
74°
53°
17
Morning showers; cloudy
75°
51°
18
Partly sunny
70°
51°
19
Times of clouds and sun
73°
52°
20
Mostly cloudy
72°
52°
21
Plenty of sunshine
76°
51°
22
A sun-and-cloud mix
80°
57°
23
A thick cloud cover
80°
58°
24
A bit of afternoon rain
79°
58°
25
Cloudy
80°
57°
26
A little afternoon rain
79°
57°
27
Mostly sunny and humid
79°
56°
28
Cloudy, thunderstorms; humid
77°
57°
29
Morning rain, then t-storms
76°
56°
30
T-storms in the afternoon
75°
53°
1
Partly sunny and less humid
72°
46°
2
Plenty of sun
65°
43°
3
Plenty of sun
63°
41°

Temperature Graph

°F
100° 88° 76° 64° 52° Sep
Today 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo

September Weather in Bethany

Bethany's September 2026 forecast shows daily high temperatures ranging from 63° to 97°, with overnight lows between 41° and 71°. The average high for September is 77° with an average low of 56°. 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 Bethany. See also: October | November | December.

Further Ahead

October 2026

November 2026

December 2026

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World North America United States Missouri Bethany

Weather Near Bethany:

  • Kansas City, MO
  • Kansas City, KS
  • Overland Park, KS
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