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Monthly weather forecast in Helena
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
December
+3
−5
15 December, sun
+3
−5
Feels like
−6
653 mmHg
58%
8.1
m/s
W
Climate normal
−6
−10
15 December, Sunday. day, 3°; night, -5°; sleet
16
−1
−4
16 December, mon
−1
−4
Feels like
−8
652 mmHg
75%
2.8
m/s
NW
Climate normal
−6
−9
16 December, Monday. day, -1°; night, -4°; light snow
17
+1
−3
17 December, tue
+1
−3
Feels like
−6
657 mmHg
79%
1.7
m/s
W
Climate normal
−4
−7
17 December, Tuesday. day, 1°; night, -3°; partly cloudy
18
+10
+2
18 December, wed
+10
+2
Feels like
−6
654 mmHg
57%
13
m/s
W
Climate normal
−5
−8
18 December, Wednesday. day, 10°; night, 2°; light rain
19
+5
−3
19 December, thu
+5
−3
Feels like
−5
663 mmHg
59%
4.4
m/s
W
Climate normal
−5
−8
19 December, Thursday. day, 5°; night, -3°; partly cloudy
20
+6
−4
20 December, fri
+6
−4
Feels like
−4
660 mmHg
66%
4.6
m/s
SW
Climate normal
−4
−8
20 December, Friday. day, 6°; night, -4°; overcast
21
+5
−2
21 December, sat
+5
−2
Feels like
−5
656 mmHg
68%
4.7
m/s
SW
Climate normal
−5
−9
21 December, Saturday. day, 5°; night, -2°; mostly clear
22
+7
+2
22 December, sun
+7
+2
Feels like
−3
652 mmHg
68%
4.8
m/s
SW
Climate normal
−5
−9
22 December, Sunday. day, 7°; night, 2°; partly cloudy
23
+6
−4
23 December, mon
+6
−4
Feels like
−3
654 mmHg
64%
7.1
m/s
W
Climate normal
−6
−9
23 December, Monday. day, 6°; night, -4°; overcast
24
+2
−3
24 December, tue
+2
−3
Feels like
−8
651 mmHg
69%
5.5
m/s
NW
Climate normal
−7
−11
24 December, Tuesday. day, 2°; night, -3°; partly cloudy
25
+1
−5
25 December, wed
+1
−5
Feels like
−7
652 mmHg
71%
4.5
m/s
W
Climate normal
−7
−9
25 December, Wednesday. day, 1°; night, -5°; partly cloudy
26
+2
−3
26 December, thu
+2
−3
Feels like
−8
653 mmHg
64%
4
m/s
W
Climate normal
−5
−8
26 December, Thursday. day, 2°; night, -3°; overcast
27
+4
−1
27 December, fri
+4
−1
Feels like
−6
639 mmHg
70%
4.7
m/s
SW
Climate normal
−4
−7
27 December, Friday. day, 4°; night, -1°; sleet
28
+1
−5
28 December, sat
+1
−5
Feels like
−8
600 mmHg
91%
6.6
m/s
W
Climate normal
−6
−12
28 December, Saturday. day, 1°; night, -5°; snow
29
−4
−3
29 December, sun
−4
−3
Feels like
−11
602 mmHg
88%
4.2
m/s
SW
Climate normal
−6
−10
29 December, Sunday. day, -4°; night, -3°; light snow
30
0
−6
30 December, mon
0
−6
Feels like
−7
590 mmHg
95%
5.6
m/s
SW
Climate normal
−4
−11
30 December, Monday. day, 0°; night, -6°; snow
31
−7
−13
31 December, tue
−7
−13
Feels like
−14
594 mmHg
94%
3.1
m/s
N
Climate normal
−4
−11
31 December, Tuesday. day, -7°; night, -13°; light snow
1 January
−12
−17
1 January, wed
−12
−17
Feels like
−19
593 mmHg
89%
4.1
m/s
NE
Climate normal
−5
−9
1 January, Wednesday. day, -12°; night, -17°; partly cloudy
2
−16
−23
2 January, thu
−16
−23
Feels like
−23
596 mmHg
83%
2.7
m/s
E
Climate normal
−4
−8
2 January, Thursday. day, -16°; night, -23°; partly cloudy
3
−14
−21
3 January, fri
−14
−21
Feels like
−21
595 mmHg
85%
1.8
m/s
N
Climate normal
−5
−9
3 January, Friday. day, -14°; night, -21°; partly cloudy
4
−17
−21
4 January, sat
−17
−21
Feels like
−25
597 mmHg
82%
3.6
m/s
SW
Climate normal
−6
−7
4 January, Saturday. day, -17°; night, -21°; partly cloudy
5
−12
−14
5 January, sun
−12
−14
Feels like
−21
595 mmHg
88%
5.4
m/s
S
Climate normal
−4
−8
5 January, Sunday. day, -12°; night, -14°; partly cloudy
6
−7
−10
6 January, mon
−7
−10
Feels like
−17
592 mmHg
93%
6.6
m/s
S
Climate normal
−4
−8
6 January, Monday. day, -7°; night, -10°; light snow
7
−9
−7
7 January, tue
−9
−7
Feels like
−17
596 mmHg
92%
6.6
m/s
SW
Climate normal
−4
−6
7 January, Tuesday. day, -9°; night, -7°; partly cloudy
8
−6
−11
8 January, wed
−6
−11
Feels like
−16
596 mmHg
94%
6.6
m/s
W
Climate normal
−3
−7
8 January, Wednesday. day, -6°; night, -11°; light snow
9
−2
−2
9 January, thu
−2
−2
Feels like
−12
594 mmHg
96%
6.4
m/s
S
Climate normal
−3
−7
9 January, Thursday. day, -2°; night, -2°; light snow
10
−2
−8
10 January, fri
−2
−8
Feels like
−9
592 mmHg
97%
3.8
m/s
SW
Climate normal
−4
−9
10 January, Friday. day, -2°; night, -8°; sleet
11
−8
−9
11 January, sat
−8
−9
Feels like
−16
590 mmHg
94%
5.4
m/s
S
Climate normal
−6
−8
11 January, Saturday. day, -8°; night, -9°; partly cloudy
12
−6
−10
12 January, sun
−6
−10
Feels like
−14
588 mmHg
95%
5.5
m/s
SW
Climate normal
−3
−5
12 January, Sunday. day, -6°; night, -10°; light snow
13
−9
−17
13 January, mon
−9
−17
Feels like
−17
593 mmHg
91%
3.9
m/s
SW
Climate normal
−2
−6
13 January, Monday. day, -9°; night, -17°; light snow
Average data for 10 years
Next, the average data for 10 years
14
−2
−5
14 January, tue
−2
−5
Feels like
−8
670 mmHg
88%
6.1
m/s
SW
14 January, Tuesday. day, -2°; night, -5°; overcast
15
−2
−7
15 January, wed
−2
−7
Feels like
−9
669 mmHg
86%
7
m/s
W
15 January, Wednesday. day, -2°; night, -7°; overcast
16
−3
−6
16 January, thu
−3
−6
Feels like
−9
668 mmHg
87%
6
m/s
W
16 January, Thursday. day, -3°; night, -6°; overcast
17
−1
−4
17 January, fri
−1
−4
Feels like
−7
668 mmHg
87%
6.4
m/s
SW
17 January, Friday. day, -1°; night, -4°; overcast
18
−1
−5
18 January, sat
−1
−5
Feels like
−6
666 mmHg
87%
5.9
m/s
SW
18 January, Saturday. day, -1°; night, -5°; snow
Average for 30 days
1
sunny day
14
days with precipitation
15
cloudy days
1 sunny day; 14 days with precipitation; 15 cloudy days;
81
%
air humidity
5.1
m/s
Wind
SW
9
mm of precipitation
(2% of annual average)
air humidity 81%; 9 millimeters of precipitation (2% of annual average); Wind south-westerly 5.1 Meters per second
Forecast in graphs
Temperature
Humidity, %
Wind, m/s
Pressure, mmHg
W
NW
W
W
W
SW
SW
SW
W
NW
W
W
SW
W
SW
SW
N
NE
E
N
SW
S
S
SW
W
S
SW
S
SW
SW
15
Average data for 10 years
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
1
January
2
3
4
5
6
7
8
9
10
11
12
13
Daytime temperature
Night-time temperature
