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Westfield, IA

89°F
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Westfield, IA 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

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
89°
71°
31
90°
68°
1
Some sun, a t-storm; humid
89°
65°
2
Partly sunny and very warm
91°
68°
3
Mostly cloudy; hot and humid
94°
70°
4
A t-storm around in the p.m.
96°
70°
5
A strong afternoon t-storm
95°
69°
6
A thunderstorm possible
92°
66°
7
Not as hot; a p.m. shower
84°
66°
8
Humid; an a.m. t-storm or two
84°
61°
9
Mostly sunny and less humid
82°
60°
10
Sunshine
82°
57°
11
Less humid with some sun
78°
53°
12
Sunshine and a few clouds
79°
54°
13
Clouds and sun
79°
55°
14
Sunny
77°
50°
15
Mostly sunny
82°
57°
16
Sunny to partly cloudy
81°
56°
17
Increasing cloudiness
82°
58°
18
Afternoon rain
80°
56°
19
Mostly sunny
81°
54°
20
A shower in the morning
80°
56°
21
Plenty of sunshine
82°
56°
22
Sunshine
82°
57°
23
Sunshine
81°
56°
24
Less humid with plenty of sun
81°
56°
25
Plenty of sun
80°
55°
26
Plenty of sunshine
79°
55°
27
Sunny
80°
54°
28
Cloudy
80°
54°
29
Cloudy
79°
53°
30
Cloudy
79°
55°
1
Cloudy
78°
54°
2
Remaining cloudy and warm
78°
53°
3
Mostly sunny
77°
52°

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 Westfield

Westfield's September 2026 forecast shows daily high temperatures ranging from 77° to 96°, with overnight lows between 50° and 70°. The average high for September is 83° with an average low of 58°. 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 Westfield. See also: October | November | December.

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World North America United States Iowa Westfield

Weather Near Westfield:

  • Norfolk, NE
  • Sioux City, IA
  • South Sioux City, NE
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