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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
8
+21
+15
8 September, sun
+21
+15
Feels like
+17
672 mmHg
41%
6.8
m/s
W
8 September, Sunday. day, 21°; night, 15°; partly cloudy
9
September
+31
+13
9 September, mon
+31
+13
Feels like
+21
672 mmHg
28%
7.6
m/s
W
Climate normal
+22
+15
9 September, Monday. day, 31°; night, 13°; mostly clear
10
+25
+13
10 September, tue
+25
+13
Feels like
+16
673 mmHg
42%
4.7
m/s
E
Climate normal
+22
+15
10 September, Tuesday. day, 25°; night, 13°; partly cloudy
11
+25
+13
11 September, wed
+25
+13
Feels like
+13
665 mmHg
51%
9.1
m/s
SW
Climate normal
+23
+15
11 September, Wednesday. day, 25°; night, 13°; thunderstorm with rain
12
+16
+12
12 September, thu
+16
+12
Feels like
+10
665 mmHg
78%
6.2
m/s
W
Climate normal
+20
+13
12 September, Thursday. day, 16°; night, 12°; heavy rain
13
+17
+12
13 September, fri
+17
+12
Feels like
+8
668 mmHg
64%
9.9
m/s
SW
Climate normal
+18
+12
13 September, Friday. day, 17°; night, 12°; rain
14
+24
+12
14 September, sat
+24
+12
Feels like
+14
672 mmHg
47%
6.3
m/s
SW
Climate normal
+22
+16
14 September, Saturday. day, 24°; night, 12°; overcast
15
+25
+13
15 September, sun
+25
+13
Feels like
+16
672 mmHg
53%
4.7
m/s
SW
Climate normal
+21
+15
15 September, Sunday. day, 25°; night, 13°; partly cloudy
16
+22
+12
16 September, mon
+22
+12
Feels like
+15
673 mmHg
57%
4.2
m/s
W
Climate normal
+21
+15
16 September, Monday. day, 22°; night, 12°; partly cloudy
17
+18
+12
17 September, tue
+18
+12
Feels like
+12
670 mmHg
74%
4.5
m/s
NW
Climate normal
+20
+15
17 September, Tuesday. day, 18°; night, 12°; rain
18
+18
+10
18 September, wed
+18
+10
Feels like
+7
668 mmHg
60%
8.4
m/s
W
Climate normal
+21
+14
18 September, Wednesday. day, 18°; night, 10°; heavy rain
19
+16
+10
19 September, thu
+16
+10
Feels like
+9
672 mmHg
64%
6.1
m/s
W
Climate normal
+21
+15
19 September, Thursday. day, 16°; night, 10°; light rain
20
+18
+11
20 September, fri
+18
+11
Feels like
+9
673 mmHg
58%
5.4
m/s
W
Climate normal
+20
+14
20 September, Friday. day, 18°; night, 11°; partly cloudy
21
+11
+2
21 September, sat
+11
+2
Feels like
+6
656 mmHg
63%
3.7
m/s
NE
Climate normal
+19
+14
21 September, Saturday. day, 11°; night, 2°; mostly clear
22
+12
+3
22 September, sun
+12
+3
Feels like
+4
640 mmHg
60%
3.1
m/s
E
Climate normal
+21
+15
22 September, Sunday. day, 12°; night, 3°; clear
23
+14
+5
23 September, mon
+14
+5
Feels like
+5
639 mmHg
54%
2.6
m/s
E
Climate normal
+22
+16
23 September, Monday. day, 14°; night, 5°; clear
24
+17
+6
24 September, tue
+17
+6
Feels like
+10
634 mmHg
53%
2.2
m/s
SW
Climate normal
+23
+17
24 September, Tuesday. day, 17°; night, 6°; clear
25
+19
+8
25 September, wed
+19
+8
Feels like
+12
631 mmHg
56%
1.9
m/s
SW
Climate normal
+22
+15
25 September, Wednesday. day, 19°; night, 8°; clear
26
+19
+7
26 September, thu
+19
+7
Feels like
+12
631 mmHg
48%
2.1
m/s
SW
Climate normal
+19
+14
26 September, Thursday. day, 19°; night, 7°; clear
27
+18
+7
27 September, fri
+18
+7
Feels like
+11
633 mmHg
43%
2.4
m/s
NE
Climate normal
+20
+14
27 September, Friday. day, 18°; night, 7°; clear
28
+17
+6
28 September, sat
+17
+6
Feels like
+10
636 mmHg
60%
2.5
m/s
NE
Climate normal
+21
+15
28 September, Saturday. day, 17°; night, 6°; clear
29
+16
+8
29 September, sun
+16
+8
Feels like
+9
636 mmHg
64%
2.5
m/s
E
Climate normal
+20
+14
29 September, Sunday. day, 16°; night, 8°; clear
30
+19
+8
30 September, mon
+19
+8
Feels like
+13
634 mmHg
54%
2
m/s
SW
Climate normal
+18
+12
30 September, Monday. day, 19°; night, 8°; clear
1 October
+19
+8
1 October, tue
+19
+8
Feels like
+12
633 mmHg
47%
2.6
m/s
NW
Climate normal
+17
+12
1 October, Tuesday. day, 19°; night, 8°; clear
2
+16
+7
2 October, wed
+16
+7
Feels like
+9
635 mmHg
57%
1.8
m/s
NE
Climate normal
+15
+9
2 October, Wednesday. day, 16°; night, 7°; clear
3
+18
+10
3 October, thu
+18
+10
Feels like
+10
635 mmHg
48%
2
m/s
E
Climate normal
+12
+8
3 October, Thursday. day, 18°; night, 10°; clear
4
+20
+9
4 October, fri
+20
+9
Feels like
+11
633 mmHg
44%
3.3
m/s
SW
Climate normal
+13
+8
4 October, Friday. day, 20°; night, 9°; clear
5
+19
+9
5 October, sat
+19
+9
Feels like
+13
631 mmHg
40%
2.3
m/s
N
Climate normal
+15
+10
5 October, Saturday. day, 19°; night, 9°; clear
6
+20
+10
6 October, sun
+20
+10
Feels like
+12
632 mmHg
46%
1.6
m/s
NE
Climate normal
+13
+8
6 October, Sunday. day, 20°; night, 10°; mostly clear
7
+18
+11
7 October, mon
+18
+11
Feels like
+12
631 mmHg
58%
3
m/s
SW
Climate normal
+14
+8
7 October, Monday. day, 18°; night, 11°; clear
8
+19
+12
8 October, tue
+19
+12
Feels like
+13
628 mmHg
53%
2.9
m/s
S
Climate normal
+13
+8
8 October, Tuesday. day, 19°; night, 12°; mostly clear
Average data for 10 years
Next, the average data for 10 years
9
+14
+8
9 October, wed
+14
+8
Feels like
+9
671 mmHg
43%
7.3
m/s
SW
9 October, Wednesday. day, 14°; night, 8°; clear
10
+9
+4
10 October, thu
+9
+4
Feels like
+2
671 mmHg
49%
8.3
m/s
W
10 October, Thursday. day, 9°; night, 4°; partly cloudy
11
+8
+5
11 October, fri
+8
+5
Feels like
+2
674 mmHg
51%
7.1
m/s
SW
11 October, Friday. day, 8°; night, 5°; partly cloudy
12
+12
+7
12 October, sat
+12
+7
Feels like
+6
673 mmHg
49%
7
m/s
SW
12 October, Saturday. day, 12°; night, 7°; partly cloudy
Average for 30 days
19
sunny days
6
days with precipitation
5
cloudy days
19 sunny days; 6 days with precipitation; 5 cloudy days;
54
%
air humidity
4.1
m/s
Wind
SW
70
mm of precipitation
(17% of annual average)
air humidity 54%; 70 millimeters of precipitation (17% of annual average); Wind south-westerly 4.1 Meters per second
Forecast in graphs
Temperature
Humidity, %
Wind, m/s
Pressure, mmHg
W
E
SW
W
SW
SW
SW
W
NW
W
W
W
NE
E
E
SW
SW
SW
NE
NE
E
SW
NW
NE
E
SW
N
NE
SW
S
9
Average data for 10 years
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
1
October
2
3
4
5
6
7
8
Daytime temperature
Night-time temperature
