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September weather forecast in Idaho Falls
30 days
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
30 days
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Sun
Sunday
Mon
Monday
Tue
Tuesday
Wed
Wednesday
Thu
Thursday
Fri
Friday
Sat
Saturday
31
+29
+13
31 August, sun
+29
+13
Feels like
+16
638 mmHg
32%
6
m/s
S
31 August, Sunday. day, 29°; night, 13°; partly cloudy
1
+28
+12
1 September, mon
+28
+12
Feels like
+16
638 mmHg
33%
5.6
m/s
S
1 September, Monday. day, 28°; night, 12°; clear
2
+29
+13
2 September, tue
+29
+13
Feels like
+16
639 mmHg
34%
5.5
m/s
S
2 September, Tuesday. day, 29°; night, 13°; clear
3
+29
+13
3 September, wed
+29
+13
Feels like
+17
639 mmHg
35%
5
m/s
S
3 September, Wednesday. day, 29°; night, 13°; clear
4
+28
+13
4 September, thu
+28
+13
Feels like
+17
638 mmHg
35%
5
m/s
S
4 September, Thursday. day, 28°; night, 13°; clear
5
+28
+13
5 September, fri
+28
+13
Feels like
+16
638 mmHg
37%
5.6
m/s
S
5 September, Friday. day, 28°; night, 13°; clear
6
+27
+11
6 September, sat
+27
+11
Feels like
+15
639 mmHg
39%
5.3
m/s
S
6 September, Saturday. day, 27°; night, 11°; clear
7
+27
+11
7 September, sun
+27
+11
Feels like
+15
639 mmHg
38%
5.3
m/s
S
7 September, Sunday. day, 27°; night, 11°; clear
8
+27
+12
8 September, mon
+27
+12
Feels like
+14
638 mmHg
36%
5.9
m/s
SE
8 September, Monday. day, 27°; night, 12°; clear
9
+26
+11
9 September, tue
+26
+11
Feels like
+14
637 mmHg
37%
5.7
m/s
S
9 September, Tuesday. day, 26°; night, 11°; clear
10
+26
+11
10 September, wed
+26
+11
Feels like
+14
638 mmHg
35%
5.5
m/s
S
10 September, Wednesday. day, 26°; night, 11°; clear
11
+26
+11
11 September, thu
+26
+11
Feels like
+14
639 mmHg
38%
5.2
m/s
SE
11 September, Thursday. day, 26°; night, 11°; clear
12
+26
+11
12 September, fri
+26
+11
Feels like
+14
638 mmHg
39%
4.8
m/s
S
12 September, Friday. day, 26°; night, 11°; partly cloudy
13
+26
+11
13 September, sat
+26
+11
Feels like
+14
638 mmHg
39%
5.2
m/s
S
13 September, Saturday. day, 26°; night, 11°; clear
14
+26
+11
14 September, sun
+26
+11
Feels like
+14
637 mmHg
40%
4.6
m/s
SE
14 September, Sunday. day, 26°; night, 11°; clear
15
+26
+10
15 September, mon
+26
+10
Feels like
+13
637 mmHg
41%
5.3
m/s
SE
15 September, Monday. day, 26°; night, 10°; clear
16
+25
+11
16 September, tue
+25
+11
Feels like
+13
637 mmHg
41%
5.5
m/s
S
16 September, Tuesday. day, 25°; night, 11°; rain
17
+25
+10
17 September, wed
+25
+10
Feels like
+12
637 mmHg
41%
5.3
m/s
S
17 September, Wednesday. day, 25°; night, 10°; partly cloudy
18
+24
+10
18 September, thu
+24
+10
Feels like
+12
637 mmHg
41%
6
m/s
S
18 September, Thursday. day, 24°; night, 10°; partly cloudy
19
+24
+9
19 September, fri
+24
+9
Feels like
+11
637 mmHg
44%
6.1
m/s
S
19 September, Friday. day, 24°; night, 9°; rain
20
+23
+9
20 September, sat
+23
+9
Feels like
+10
637 mmHg
44%
6
m/s
S
20 September, Saturday. day, 23°; night, 9°; clear
21
+22
+8
21 September, sun
+22
+8
Feels like
+10
637 mmHg
46%
5.1
m/s
S
21 September, Sunday. day, 22°; night, 8°; rain
22
+21
+7
22 September, mon
+21
+7
Feels like
+9
637 mmHg
49%
5
m/s
S
22 September, Monday. day, 21°; night, 7°; rain
23
+22
+8
23 September, tue
+22
+8
Feels like
+10
638 mmHg
44%
5.1
m/s
S
23 September, Tuesday. day, 22°; night, 8°; partly cloudy
24
+23
+8
24 September, wed
+23
+8
Feels like
+10
638 mmHg
44%
4.9
m/s
S
24 September, Wednesday. day, 23°; night, 8°; clear
25
+23
+7
25 September, thu
+23
+7
Feels like
+11
638 mmHg
43%
5.1
m/s
S
25 September, Thursday. day, 23°; night, 7°; clear
26
+23
+8
26 September, fri
+23
+8
Feels like
+11
638 mmHg
41%
5.3
m/s
S
26 September, Friday. day, 23°; night, 8°; clear
27
+24
+8
27 September, sat
+24
+8
Feels like
+11
638 mmHg
41%
4.8
m/s
S
27 September, Saturday. day, 24°; night, 8°; clear
28
+23
+8
28 September, sun
+23
+8
Feels like
+11
638 mmHg
41%
4.69
m/s
SE
28 September, Sunday. day, 23°; night, 8°; clear
29
+23
+9
29 September, mon
+23
+9
Feels like
+11
637 mmHg
42%
5.2
m/s
S
29 September, Monday. day, 23°; night, 9°; partly cloudy
30
+22
+8
30 September, tue
+22
+8
Feels like
+10
637 mmHg
43%
5.2
m/s
S
30 September, Tuesday. day, 22°; night, 8°; clear
1
+21
+8
1 October, wed
+21
+8
Feels like
+10
637 mmHg
44%
5
m/s
S
1 October, Wednesday. day, 21°; night, 8°; clear
2
+21
+8
2 October, thu
+21
+8
Feels like
+9
637 mmHg
46%
5.1
m/s
S
2 October, Thursday. day, 21°; night, 8°; rain
3
+19
+7
3 October, fri
+19
+7
Feels like
+8
636 mmHg
48%
5.6
m/s
S
3 October, Friday. day, 19°; night, 7°; clear
4
+19
+6
4 October, sat
+19
+6
Feels like
+7
636 mmHg
51%
5.3
m/s
S
4 October, Saturday. day, 19°; night, 6°; rain
Average data for 10 years
Idaho Falls September
21
sunny days
4
days with precipitation
1
cloudy day
21 sunny days; 4 days with precipitation; 1 cloudy day;
40
%
air humidity
2.8
m/s
Wind
S
26
mm of precipitation
(8% of annual average)
air humidity 40%; 26 millimeters of precipitation (8% of annual average); Wind southerly 2.8 Meters per second
Weather graphs for September
Temperature
Precipitation chance, %
Humidity, %
Wind, m/s
Pressure, mmHg
S
S
S
S
S
S
S
SE
S
S
SE
S
S
SE
SE
S
S
S
S
S
S
S
S
S
S
S
S
SE
S
S
1
Average data for 10 years
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
Daytime temperature
Night-time temperature
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