10 day forecast
Monthly forecast
Weather map
City or area
Find
Sign up
Log in
Go to comparison
December 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
1
+3
−1
1 December, sun
+3
−1
Feels like
−4
670 mmHg
64%
8.8
m/s
SW
1 December, Sunday. day, 3°; night, -1°; overcast
2
−1
−3
2 December, mon
−1
−3
Feels like
−7
671 mmHg
72%
7.5
m/s
SW
2 December, Monday. day, -1°; night, -3°; overcast
3
−2
−5
3 December, tue
−2
−5
Feels like
−8
673 mmHg
70%
7.6
m/s
SW
3 December, Tuesday. day, -2°; night, -5°; snow
4
−2
−4
4 December, wed
−2
−4
Feels like
−9
675 mmHg
69%
8.5
m/s
SW
4 December, Wednesday. day, -2°; night, -4°; snow
5
−1
−5
5 December, thu
−1
−5
Feels like
−9
675 mmHg
67%
8.8
m/s
SW
5 December, Thursday. day, -1°; night, -5°; overcast
6
−3
−5
6 December, fri
−3
−5
Feels like
−10
674 mmHg
68%
7.1
m/s
SW
6 December, Friday. day, -3°; night, -5°; overcast
7
−1
−3
7 December, sat
−1
−3
Feels like
−9
673 mmHg
64%
8.6
m/s
SW
7 December, Saturday. day, -1°; night, -3°; partly cloudy
8
−1
−4
8 December, sun
−1
−4
Feels like
−10
672 mmHg
64%
9.8
m/s
SW
8 December, Sunday. day, -1°; night, -4°; partly cloudy
9
0
−3
9 December, mon
0
−3
Feels like
−8
671 mmHg
67%
10.3
m/s
SW
9 December, Monday. day, 0°; night, -3°; snow
10
+1
−1
10 December, tue
+1
−1
Feels like
−6
670 mmHg
64%
8.3
m/s
SW
10 December, Tuesday. day, 1°; night, -1°; overcast
11
+3
−2
11 December, wed
+3
−2
Feels like
−4
669 mmHg
68%
8.3
m/s
SW
11 December, Wednesday. day, 3°; night, -2°; overcast
12
−1
−4
12 December, thu
−1
−4
Feels like
−7
668 mmHg
70%
7.3
m/s
SW
12 December, Thursday. day, -1°; night, -4°; snow
13
−3
−6
13 December, fri
−3
−6
Feels like
−11
671 mmHg
74%
8.5
m/s
W
13 December, Friday. day, -3°; night, -6°; clear
14
−2
−5
14 December, sat
−2
−5
Feels like
−9
671 mmHg
68%
8.8
m/s
SW
14 December, Saturday. day, -2°; night, -5°; partly cloudy
15
−4
−6
15 December, sun
−4
−6
Feels like
−10
672 mmHg
80%
6.5
m/s
SW
15 December, Sunday. day, -4°; night, -6°; partly cloudy
16
−2
−4
16 December, mon
−2
−4
Feels like
−10
670 mmHg
75%
7.9
m/s
SW
16 December, Monday. day, -2°; night, -4°; partly cloudy
17
0
−5
17 December, tue
0
−5
Feels like
−7
668 mmHg
75%
9.3
m/s
SW
17 December, Tuesday. day, 0°; night, -5°; overcast
18
−3
−5
18 December, wed
−3
−5
Feels like
−10
669 mmHg
75%
8.5
m/s
SW
18 December, Wednesday. day, -3°; night, -5°; overcast
19
−3
−5
19 December, thu
−3
−5
Feels like
−11
668 mmHg
76%
8.6
m/s
SW
19 December, Thursday. day, -3°; night, -5°; clear
20
−1
−4
20 December, fri
−1
−4
Feels like
−9
669 mmHg
76%
7.4
m/s
SW
20 December, Friday. day, -1°; night, -4°; clear
21
−3
−6
21 December, sat
−3
−6
Feels like
−9
671 mmHg
75%
6
m/s
SW
21 December, Saturday. day, -3°; night, -6°; clear
22
−4
−6
22 December, sun
−4
−6
Feels like
−12
671 mmHg
74%
8.3
m/s
SW
22 December, Sunday. day, -4°; night, -6°; overcast
23
−3
−6
23 December, mon
−3
−6
Feels like
−9
671 mmHg
75%
8.3
m/s
SW
23 December, Monday. day, -3°; night, -6°; partly cloudy
24
−5
−7
24 December, tue
−5
−7
Feels like
−12
672 mmHg
77%
6.9
m/s
SW
24 December, Tuesday. day, -5°; night, -7°; partly cloudy
25
−5
−6
25 December, wed
−5
−6
Feels like
−12
672 mmHg
75%
6.6
m/s
SW
25 December, Wednesday. day, -5°; night, -6°; partly cloudy
26
−3
−6
26 December, thu
−3
−6
Feels like
−11
671 mmHg
75%
9.1
m/s
SW
26 December, Thursday. day, -3°; night, -6°; clear
27
−3
−6
27 December, fri
−3
−6
Feels like
−11
670 mmHg
76%
9.1
m/s
SW
27 December, Friday. day, -3°; night, -6°; overcast
28
−4
−8
28 December, sat
−4
−8
Feels like
−12
671 mmHg
77%
8.3
m/s
W
28 December, Saturday. day, -4°; night, -8°; partly cloudy
29
−5
−7
29 December, sun
−5
−7
Feels like
−12
672 mmHg
75%
7.5
m/s
SW
29 December, Sunday. day, -5°; night, -7°; clear
30
−1
−8
30 December, mon
−1
−8
Feels like
−8
674 mmHg
75%
8.6
m/s
SW
30 December, Monday. day, -1°; night, -8°; clear
31
−1
−8
31 December, tue
−1
−8
Feels like
−8
674 mmHg
75%
8.6
m/s
SW
31 December, Tuesday. day, -1°; night, -8°; snow
1
−2
−5
1 January, wed
−2
−5
Feels like
−9
673 mmHg
77%
9
m/s
SW
1 January, Wednesday. day, -2°; night, -5°; partly cloudy
2
0
−6
2 January, thu
0
−6
Feels like
−8
672 mmHg
73%
8.8
m/s
SW
2 January, Thursday. day, 0°; night, -6°; overcast
3
−3
−6
3 January, fri
−3
−6
Feels like
−10
673 mmHg
75%
7.8
m/s
SW
3 January, Friday. day, -3°; night, -6°; partly cloudy
4
−3
−4
4 January, sat
−3
−4
Feels like
−10
673 mmHg
75%
8.1
m/s
SW
4 January, Saturday. day, -3°; night, -4°; overcast
Average data for 10 years
Great Falls December
7
sunny days
5
days with precipitation
19
cloudy days
7 sunny days; 5 days with precipitation; 19 cloudy days;
73
%
air humidity
6.1
m/s
Wind
SW
29
mm of precipitation
(7% of annual average)
air humidity 73%; 29 millimeters of precipitation (7% of annual average); Wind south-westerly 6.1 Meters per second
Weather graphs for December
Temperature
Precipitation chance, %
Humidity, %
Wind, m/s
Pressure, mmHg
SW
SW
SW
SW
SW
SW
SW
SW
SW
SW
SW
SW
W
SW
SW
SW
SW
SW
SW
SW
SW
SW
SW
SW
SW
SW
SW
W
SW
SW
SW
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
31
Daytime temperature
Night-time temperature
Cities near you
Calgary
Moscow
Bozeman
Banff
Big Sky
West Yellowstone
Helena
Billings
Jackson
Cities with similar weather in December
Minsk
Mogilev
Vitebsk
Cholpon-Ata
Atyrau
Kyzylorda
Baikonur
Orsha
Polotsk
