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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
22
+21
+15
22 September, sun
+21
+15
Feels like
+17
672 mmHg
43%
7.4
m/s
SW
22 September, Sunday. day, 21°; night, 15°; partly cloudy
23
+22
+16
23 September, mon
+22
+16
Feels like
+18
672 mmHg
38%
7
m/s
SW
23 September, Monday. day, 22°; night, 16°; clear
24
September
+29
+14
24 September, tue
+29
+14
Feels like
+20
673 mmHg
45%
5.9
m/s
SW
Climate normal
+23
+17
24 September, Tuesday. day, 29°; night, 14°; clear
25
+32
+14
25 September, wed
+32
+14
Feels like
+21
669 mmHg
37%
7.9
m/s
SW
Climate normal
+22
+15
25 September, Wednesday. day, 32°; night, 14°; mostly clear
26
+23
+11
26 September, thu
+23
+11
Feels like
+12
673 mmHg
37%
11
m/s
W
Climate normal
+19
+14
26 September, Thursday. day, 23°; night, 11°; mostly clear
27
+28
+10
27 September, fri
+28
+10
Feels like
+15
675 mmHg
34%
9.8
m/s
SW
Climate normal
+20
+14
27 September, Friday. day, 28°; night, 10°; clear
28
+27
+12
28 September, sat
+27
+12
Feels like
+17
678 mmHg
47%
2.7
m/s
SW
Climate normal
+21
+15
28 September, Saturday. day, 27°; night, 12°; clear
29
+25
+8
29 September, sun
+25
+8
Feels like
+11
675 mmHg
46%
8.8
m/s
W
Climate normal
+20
+14
29 September, Sunday. day, 25°; night, 8°; partly cloudy
30
+16
+6
30 September, mon
+16
+6
Feels like
+7
683 mmHg
53%
2.8
m/s
NW
Climate normal
+18
+12
30 September, Monday. day, 16°; night, 6°; partly cloudy
1 October
+25
+11
1 October, tue
+25
+11
Feels like
+11
677 mmHg
40%
5.9
m/s
SW
Climate normal
+17
+12
1 October, Tuesday. day, 25°; night, 11°; partly cloudy
2
+24
+9
2 October, wed
+24
+9
Feels like
+11
674 mmHg
37%
7.3
m/s
SW
Climate normal
+15
+9
2 October, Wednesday. day, 24°; night, 9°; clear
3
+19
+10
3 October, thu
+19
+10
Feels like
+10
673 mmHg
49%
4.3
m/s
W
Climate normal
+12
+8
3 October, Thursday. day, 19°; night, 10°; light rain
4
+24
+9
4 October, fri
+24
+9
Feels like
+11
672 mmHg
45%
7.1
m/s
W
Climate normal
+13
+8
4 October, Friday. day, 24°; night, 9°; clear
5
+25
+10
5 October, sat
+25
+10
Feels like
+14
677 mmHg
51%
4.9
m/s
W
Climate normal
+15
+10
5 October, Saturday. day, 25°; night, 10°; mostly clear
6
+19
+10
6 October, sun
+19
+10
Feels like
+8
676 mmHg
50%
7.2
m/s
W
Climate normal
+13
+8
6 October, Sunday. day, 19°; night, 10°; partly cloudy
7
+19
+12
7 October, mon
+19
+12
Feels like
+10
628 mmHg
51%
4.5
m/s
SW
Climate normal
+14
+8
7 October, Monday. day, 19°; night, 12°; clear
8
+16
+8
8 October, tue
+16
+8
Feels like
+8
626 mmHg
37%
4.5
m/s
SW
Climate normal
+13
+8
8 October, Tuesday. day, 16°; night, 8°; clear
9
+10
+4
9 October, wed
+10
+4
Feels like
+5
629 mmHg
48%
1.7
m/s
NW
Climate normal
+14
+8
9 October, Wednesday. day, 10°; night, 4°; partly cloudy
10
+15
+10
10 October, thu
+15
+10
Feels like
+4
626 mmHg
43%
5.6
m/s
SW
Climate normal
+9
+4
10 October, Thursday. day, 15°; night, 10°; mostly clear
11
+7
−1
11 October, fri
+7
−1
Feels like
−2
621 mmHg
33%
5.3
m/s
NW
Climate normal
+8
+5
11 October, Friday. day, 7°; night, -1°; sleet
12
+3
−2
12 October, sat
+3
−2
Feels like
−6
627 mmHg
39%
3.8
m/s
W
Climate normal
+12
+7
12 October, Saturday. day, 3°; night, -2°; mostly clear
13
+6
+5
13 October, sun
+6
+5
Feels like
−5
624 mmHg
51%
7.9
m/s
S
Climate normal
+14
+9
13 October, Sunday. day, 6°; night, 5°; light rain
14
+3
−4
14 October, mon
+3
−4
Feels like
−5
629 mmHg
47%
6.4
m/s
W
Climate normal
+14
+8
14 October, Monday. day, 3°; night, -4°; rain
15
+5
0
15 October, tue
+5
0
Feels like
−4
637 mmHg
28%
2.4
m/s
SW
Climate normal
+12
+9
15 October, Tuesday. day, 5°; night, 0°; clear
16
+10
+3
16 October, wed
+10
+3
Feels like
0
633 mmHg
41%
4.4
m/s
SW
Climate normal
+14
+9
16 October, Wednesday. day, 10°; night, 3°; clear
17
+10
+6
17 October, thu
+10
+6
Feels like
+3
632 mmHg
61%
3.1
m/s
SW
Climate normal
+15
+9
17 October, Thursday. day, 10°; night, 6°; mostly clear
18
+13
+7
18 October, fri
+13
+7
Feels like
+4
630 mmHg
45%
4.3
m/s
SW
Climate normal
+15
+10
18 October, Friday. day, 13°; night, 7°; clear
19
+14
+6
19 October, sat
+14
+6
Feels like
+7
630 mmHg
55%
3.2
m/s
SW
Climate normal
+14
+9
19 October, Saturday. day, 14°; night, 6°; clear
20
+11
+4
20 October, sun
+11
+4
Feels like
+3
630 mmHg
43%
3.5
m/s
E
Climate normal
+14
+9
20 October, Sunday. day, 11°; night, 4°; partly cloudy
21
+12
+6
21 October, mon
+12
+6
Feels like
+5
630 mmHg
81%
2.5
m/s
NE
Climate normal
+14
+9
21 October, Monday. day, 12°; night, 6°; mostly clear
22
+6
+5
22 October, tue
+6
+5
Feels like
+2
631 mmHg
69%
3
m/s
N
Climate normal
+12
+8
22 October, Tuesday. day, 6°; night, 5°; rain
23
+4
+2
23 October, wed
+4
+2
Feels like
−1
633 mmHg
57%
3.9
m/s
NE
Climate normal
+12
+7
23 October, Wednesday. day, 4°; night, 2°; overcast
Average data for 10 years
Next, the average data for 10 years
24
+10
+7
24 October, thu
+10
+7
Feels like
+5
672 mmHg
50%
7
m/s
SW
24 October, Thursday. day, 10°; night, 7°; clear
25
+9
+5
25 October, fri
+9
+5
Feels like
+2
672 mmHg
50%
9
m/s
SW
25 October, Friday. day, 9°; night, 5°; partly cloudy
26
+7
+3
26 October, sat
+7
+3
Feels like
+1
674 mmHg
51%
7.3
m/s
W
26 October, Saturday. day, 7°; night, 3°; partly cloudy
Average for 30 days
18
sunny days
5
days with precipitation
7
cloudy days
18 sunny days; 5 days with precipitation; 7 cloudy days;
47
%
air humidity
5.2
m/s
Wind
SW
6
mm of precipitation
(2% of annual average)
air humidity 47%; 6 millimeters of precipitation (2% of annual average); Wind south-westerly 5.2 Meters per second
Forecast in graphs
Temperature
Humidity, %
Wind, m/s
Pressure, mmHg
SW
SW
W
SW
SW
W
NW
SW
SW
W
W
W
W
SW
SW
NW
SW
NW
W
S
W
SW
SW
SW
SW
SW
E
NE
N
NE
24
Average data for 10 years
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
21
22
23
Daytime temperature
Night-time temperature
