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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
1
+25
+18
1 September, Sunday. day, 25°; night, 18°; clear
2
+25
+18
2 September, Monday. day, 25°; night, 18°; clear
3
+25
+18
3 September, Tuesday. day, 25°; night, 18°; clear
4
+22
+15
4 September, Wednesday. day, 22°; night, 15°; partly cloudy
5
+23
+16
5 September, Thursday. day, 23°; night, 16°; clear
6
+23
+16
6 September, Friday. day, 23°; night, 16°; clear
7
+23
+16
7 September, Saturday. day, 23°; night, 16°; clear
8
+23
+16
8 September, Sunday. day, 23°; night, 16°; clear
9
+24
+18
9 September, Monday. day, 24°; night, 18°; clear
10
+23
+16
10 September, Tuesday. day, 23°; night, 16°; clear
11
+23
+16
11 September, Wednesday. day, 23°; night, 16°; clear
12
+23
+16
12 September, Thursday. day, 23°; night, 16°; clear
13
+22
+15
13 September, Friday. day, 22°; night, 15°; clear
14
+21
+15
14 September, Saturday. day, 21°; night, 15°; partly cloudy
15
+21
+15
15 September, Sunday. day, 21°; night, 15°; clear
16
+22
+16
16 September, Monday. day, 22°; night, 16°; rain
17
+21
+15
17 September, Tuesday. day, 21°; night, 15°; partly cloudy
18
+22
+15
18 September, Wednesday. day, 22°; night, 15°; clear
19
+22
+15
19 September, Thursday. day, 22°; night, 15°; clear
20
+21
+14
20 September, Friday. day, 21°; night, 14°; rain
21
+20
+14
21 September, Saturday. day, 20°; night, 14°; rain
22
+20
+13
22 September, Sunday. day, 20°; night, 13°; clear
23
+21
+14
23 September, Monday. day, 21°; night, 14°; clear
24
+21
+14
24 September, Tuesday. day, 21°; night, 14°; clear
25
+21
+15
25 September, Wednesday. day, 21°; night, 15°; clear
26
+21
+16
26 September, Thursday. day, 21°; night, 16°; clear
27
+22
+16
27 September, Friday. day, 22°; night, 16°; clear
28
+22
+15
28 September, Saturday. day, 22°; night, 15°; clear
29
+19
+13
29 September, Sunday. day, 19°; night, 13°; clear
30
+19
+12
30 September, Monday. day, 19°; night, 12°; clear
1
+17
+12
1 October, Tuesday. day, 17°; night, 12°; partly cloudy
2
+16
+11
2 October, Wednesday. day, 16°; night, 11°; rain
3
+12
+8
3 October, Thursday. day, 12°; night, 8°; clear
4
+12
+8
4 October, Friday. day, 12°; night, 8°; partly cloudy
5
+12
+7
5 October, Saturday. day, 12°; night, 7°; partly cloudy
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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