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Monthly weather forecast in Great 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
15
+21
+15
15 September, sun
+21
+15
Feels like
+18
672 mmHg
41%
6.4
m/s
SW
15 September, Sunday. day, 21°; night, 15°; clear
16
+21
+15
16 September, mon
+21
+15
Feels like
+17
672 mmHg
41%
6.9
m/s
SW
16 September, Monday. day, 21°; night, 15°; clear
17
+20
+15
17 September, tue
+20
+15
Feels like
+15
671 mmHg
43%
7.6
m/s
SW
17 September, Tuesday. day, 20°; night, 15°; clear
18
+21
+14
18 September, wed
+21
+14
Feels like
+16
670 mmHg
37%
8.6
m/s
W
18 September, Wednesday. day, 21°; night, 14°; clear
19
+21
+15
19 September, thu
+21
+15
Feels like
+16
671 mmHg
38%
7.5
m/s
SW
19 September, Thursday. day, 21°; night, 15°; clear
20
+20
+14
20 September, fri
+20
+14
Feels like
+16
672 mmHg
34%
6.5
m/s
SW
20 September, Friday. day, 20°; night, 14°; partly cloudy
21
September
+17
+7
21 September, sat
+17
+7
Feels like
+9
677 mmHg
55%
2.9
m/s
E
Climate normal
+19
+14
21 September, Saturday. day, 17°; night, 7°; clear
22
+24
+13
22 September, sun
+24
+13
Feels like
+12
672 mmHg
38%
7.5
m/s
SW
Climate normal
+21
+15
22 September, Sunday. day, 24°; night, 13°; partly cloudy
23
+23
+11
23 September, mon
+23
+11
Feels like
+16
674 mmHg
44%
4.5
m/s
W
Climate normal
+22
+16
23 September, Monday. day, 23°; night, 11°; partly cloudy
24
+28
+15
24 September, tue
+28
+15
Feels like
+18
675 mmHg
52%
4.9
m/s
SW
Climate normal
+23
+17
24 September, Tuesday. day, 28°; night, 15°; clear
25
+31
+17
25 September, wed
+31
+17
Feels like
+20
673 mmHg
42%
6.1
m/s
SW
Climate normal
+22
+15
25 September, Wednesday. day, 31°; night, 17°; clear
26
+27
+11
26 September, thu
+27
+11
Feels like
+16
674 mmHg
46%
6.3
m/s
SW
Climate normal
+19
+14
26 September, Thursday. day, 27°; night, 11°; partly cloudy
27
+26
+10
27 September, fri
+26
+10
Feels like
+13
673 mmHg
42%
7.4
m/s
SW
Climate normal
+20
+14
27 September, Friday. day, 26°; night, 10°; mostly clear
28
+20
+9
28 September, sat
+20
+9
Feels like
+10
677 mmHg
42%
4.3
m/s
W
Climate normal
+21
+15
28 September, Saturday. day, 20°; night, 9°; partly cloudy
29
+20
+8
29 September, sun
+20
+8
Feels like
+9
678 mmHg
51%
6.5
m/s
NW
Climate normal
+20
+14
29 September, Sunday. day, 20°; night, 8°; light rain
30
+20
+10
30 September, mon
+20
+10
Feels like
+10
679 mmHg
62%
3.4
m/s
NE
Climate normal
+18
+12
30 September, Monday. day, 20°; night, 10°; mostly clear
1 October
+18
+9
1 October, tue
+18
+9
Feels like
+8
678 mmHg
56%
7.2
m/s
NW
Climate normal
+17
+12
1 October, Tuesday. day, 18°; night, 9°; mostly clear
2
+17
+9
2 October, wed
+17
+9
Feels like
+7
675 mmHg
53%
4.6
m/s
NW
Climate normal
+15
+9
2 October, Wednesday. day, 17°; night, 9°; mostly clear
3
+14
+8
3 October, thu
+14
+8
Feels like
+6
664 mmHg
62%
5.5
m/s
W
Climate normal
+12
+8
3 October, Thursday. day, 14°; night, 8°; partly cloudy
4
+17
+8
4 October, fri
+17
+8
Feels like
+10
633 mmHg
53%
3
m/s
SW
Climate normal
+13
+8
4 October, Friday. day, 17°; night, 8°; clear
5
+19
+9
5 October, sat
+19
+9
Feels like
+12
631 mmHg
45%
2.1
m/s
NE
Climate normal
+15
+10
5 October, Saturday. day, 19°; night, 9°; mostly clear
6
+20
+12
6 October, sun
+20
+12
Feels like
+13
634 mmHg
51%
2.7
m/s
SW
Climate normal
+13
+8
6 October, Sunday. day, 20°; night, 12°; clear
7
+20
+12
7 October, mon
+20
+12
Feels like
+13
634 mmHg
52%
3.2
m/s
E
Climate normal
+14
+8
7 October, Monday. day, 20°; night, 12°; clear
8
+19
+12
8 October, tue
+19
+12
Feels like
+13
630 mmHg
53%
3.6
m/s
S
Climate normal
+13
+8
8 October, Tuesday. day, 19°; night, 12°; mostly clear
9
+14
+7
9 October, wed
+14
+7
Feels like
+9
632 mmHg
67%
2.8
m/s
SW
Climate normal
+14
+8
9 October, Wednesday. day, 14°; night, 7°; mostly clear
10
+16
+11
10 October, thu
+16
+11
Feels like
+9
631 mmHg
56%
2.8
m/s
S
Climate normal
+9
+4
10 October, Thursday. day, 16°; night, 11°; clear
11
+18
+9
11 October, fri
+18
+9
Feels like
+11
630 mmHg
42%
3.1
m/s
S
Climate normal
+8
+5
11 October, Friday. day, 18°; night, 9°; partly cloudy
12
+18
+14
12 October, sat
+18
+14
Feels like
+13
631 mmHg
56%
Calm m/s
Climate normal
+12
+7
12 October, Saturday. day, 18°; night, 14°; mostly clear
13
+15
+7
13 October, sun
+15
+7
Feels like
+9
627 mmHg
58%
3.4
m/s
SW
Climate normal
+14
+9
13 October, Sunday. day, 15°; night, 7°; light rain
14
+12
+10
14 October, mon
+12
+10
Feels like
+3
628 mmHg
66%
6.3
m/s
SW
Climate normal
+14
+8
14 October, Monday. day, 12°; night, 10°; partly cloudy
15
+16
+10
15 October, tue
+16
+10
Feels like
+8
631 mmHg
53%
3.1
m/s
SW
Climate normal
+12
+9
15 October, Tuesday. day, 16°; night, 10°; mostly clear
16
+16
+10
16 October, wed
+16
+10
Feels like
+8
627 mmHg
41%
4.9
m/s
SW
Climate normal
+14
+9
16 October, Wednesday. day, 16°; night, 10°; mostly clear
17
+9
+4
17 October, thu
+9
+4
Feels like
+4
634 mmHg
67%
2.3
m/s
NW
Climate normal
+15
+9
17 October, Thursday. day, 9°; night, 4°; partly cloudy
18
+13
+7
18 October, fri
+13
+7
Feels like
+5
634 mmHg
56%
3.5
m/s
S
Climate normal
+15
+10
18 October, Friday. day, 13°; night, 7°; clear
19
+12
+4
19 October, sat
+12
+4
Feels like
+4
633 mmHg
46%
4.1
m/s
SW
Climate normal
+14
+9
19 October, Saturday. day, 12°; night, 4°; clear
Average for 30 days
19
sunny days
2
days with precipitation
9
cloudy days
19 sunny days; 2 days with precipitation; 9 cloudy days;
52
%
air humidity
4.2
m/s
Wind
SW
0.3
mm of precipitation
(1% of annual average)
air humidity 52%; 0.3 millimeters of precipitation (1% of annual average); Wind south-westerly 4.2 Meters per second
Forecast in graphs
Temperature
Humidity, %
Wind, m/s
Pressure, mmHg
E
SW
W
SW
SW
SW
SW
W
NW
NE
NW
NW
W
SW
NE
SW
E
S
SW
S
S
SW
SW
SW
SW
NW
S
SW
SW
21
Average data for 10 years
22
23
24
25
26
27
28
29
30
1
October
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
Daytime temperature
Night-time temperature