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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
30
+26
+19
30 August, sun
+26
+19
Feels like
+22
631 mmHg
28%
5.8
m/s
SW
30 August, Sunday. day, 26°; night, 19°; clear
31
+26
+18
31 August, mon
+26
+18
Feels like
+22
631 mmHg
30%
6
m/s
SW
31 August, Monday. day, 26°; night, 18°; clear
1
+25
+18
1 September, tue
+25
+18
Feels like
+21
632 mmHg
34%
5.5
m/s
S
1 September, Tuesday. day, 25°; night, 18°; clear
2
+25
+18
2 September, wed
+25
+18
Feels like
+22
632 mmHg
33%
5.3
m/s
SW
2 September, Wednesday. day, 25°; night, 18°; clear
3
+25
+18
3 September, thu
+25
+18
Feels like
+21
632 mmHg
28%
5.6
m/s
SW
3 September, Thursday. day, 25°; night, 18°; clear
4
+22
+15
4 September, fri
+22
+15
Feels like
+18
631 mmHg
37%
6.3
m/s
SW
4 September, Friday. day, 22°; night, 15°; partly cloudy
5
+23
+16
5 September, sat
+23
+16
Feels like
+20
633 mmHg
36%
5
m/s
SW
5 September, Saturday. day, 23°; night, 16°; clear
6
+23
+16
6 September, sun
+23
+16
Feels like
+20
632 mmHg
34%
5
m/s
S
6 September, Sunday. day, 23°; night, 16°; clear
7
+23
+16
7 September, mon
+23
+16
Feels like
+19
632 mmHg
37%
5.5
m/s
S
7 September, Monday. day, 23°; night, 16°; clear
8
+23
+16
8 September, tue
+23
+16
Feels like
+20
632 mmHg
34%
5.9
m/s
SW
8 September, Tuesday. day, 23°; night, 16°; clear
9
+24
+18
9 September, wed
+24
+18
Feels like
+21
633 mmHg
31%
5.5
m/s
SW
9 September, Wednesday. day, 24°; night, 18°; clear
10
+23
+16
10 September, thu
+23
+16
Feels like
+19
634 mmHg
31%
5.5
m/s
SW
10 September, Thursday. day, 23°; night, 16°; clear
11
+23
+16
11 September, fri
+23
+16
Feels like
+20
633 mmHg
34%
5.6
m/s
S
11 September, Friday. day, 23°; night, 16°; clear
12
+23
+16
12 September, sat
+23
+16
Feels like
+20
631 mmHg
36%
6.5
m/s
S
12 September, Saturday. day, 23°; night, 16°; clear
13
+22
+15
13 September, sun
+22
+15
Feels like
+19
631 mmHg
40%
5.6
m/s
SE
13 September, Sunday. day, 22°; night, 15°; clear
14
+21
+15
14 September, mon
+21
+15
Feels like
+19
632 mmHg
46%
4.8
m/s
S
14 September, Monday. day, 21°; night, 15°; partly cloudy
15
+21
+15
15 September, tue
+21
+15
Feels like
+18
633 mmHg
46%
5.5
m/s
S
15 September, Tuesday. day, 21°; night, 15°; clear
16
+22
+16
16 September, wed
+22
+16
Feels like
+20
631 mmHg
40%
5
m/s
S
16 September, Wednesday. day, 22°; night, 16°; rain
17
+21
+15
17 September, thu
+21
+15
Feels like
+18
632 mmHg
37%
6
m/s
S
17 September, Thursday. day, 21°; night, 15°; partly cloudy
18
+22
+15
18 September, fri
+22
+15
Feels like
+18
632 mmHg
34%
6.1
m/s
SW
18 September, Friday. day, 22°; night, 15°; clear
19
+22
+15
19 September, sat
+22
+15
Feels like
+18
632 mmHg
36%
5.8
m/s
SW
19 September, Saturday. day, 22°; night, 15°; clear
20
+21
+14
20 September, sun
+21
+14
Feels like
+18
631 mmHg
38%
4.3
m/s
S
20 September, Sunday. day, 21°; night, 14°; rain
21
+20
+14
21 September, mon
+20
+14
Feels like
+16
631 mmHg
40%
4.8
m/s
SW
21 September, Monday. day, 20°; night, 14°; rain
22
+20
+13
22 September, tue
+20
+13
Feels like
+16
632 mmHg
43%
6
m/s
SW
22 September, Tuesday. day, 20°; night, 13°; clear
23
+21
+14
23 September, wed
+21
+14
Feels like
+18
632 mmHg
40%
5.1
m/s
SW
23 September, Wednesday. day, 21°; night, 14°; clear
24
+21
+14
24 September, thu
+21
+14
Feels like
+18
632 mmHg
40%
4.8
m/s
S
24 September, Thursday. day, 21°; night, 14°; clear
25
+21
+15
25 September, fri
+21
+15
Feels like
+17
633 mmHg
40%
5.3
m/s
SW
25 September, Friday. day, 21°; night, 15°; clear
26
+21
+16
26 September, sat
+21
+16
Feels like
+18
633 mmHg
37%
4
m/s
SW
26 September, Saturday. day, 21°; night, 16°; clear
27
+22
+16
27 September, sun
+22
+16
Feels like
+19
633 mmHg
37%
4.1
m/s
S
27 September, Sunday. day, 22°; night, 16°; clear
28
+22
+15
28 September, mon
+22
+15
Feels like
+19
632 mmHg
34%
5
m/s
S
28 September, Monday. day, 22°; night, 15°; clear
29
+19
+13
29 September, tue
+19
+13
Feels like
+16
631 mmHg
49%
6.1
m/s
S
29 September, Tuesday. day, 19°; night, 13°; clear
30
+19
+12
30 September, wed
+19
+12
Feels like
+16
633 mmHg
46%
4.5
m/s
S
30 September, Wednesday. day, 19°; night, 12°; clear
1
+17
+12
1 October, thu
+17
+12
Feels like
+14
632 mmHg
49%
4.6
m/s
S
1 October, Thursday. day, 17°; night, 12°; partly cloudy
2
+16
+11
2 October, fri
+16
+11
Feels like
+13
630 mmHg
49%
6.1
m/s
SE
2 October, Friday. day, 16°; night, 11°; rain
3
+12
+8
3 October, sat
+12
+8
Feels like
+8
629 mmHg
61%
6
m/s
E
3 October, Saturday. day, 12°; night, 8°; clear
Average data for 10 years
Idaho Falls September
24
sunny days
3
days with precipitation
3
cloudy days
24 sunny days; 3 days with precipitation; 3 cloudy days;
37
%
air humidity
3.7
m/s
Wind
S
42
mm of precipitation
(8% of annual average)
air humidity 37%; 42 millimeters of precipitation (8% of annual average); Wind southerly 3.7 Meters per second
Weather graphs for September
Temperature
Precipitation chance, %
Humidity, %
Wind, m/s
Pressure, mmHg
S
SW
SW
SW
SW
S
S
SW
SW
SW
S
S
SE
S
S
S
S
SW
SW
S
SW
SW
SW
S
SW
SW
S
S
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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