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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
17
+1
−4
17 November, sun
+1
−4
Feels like
−5
666 mmHg
76%
5.6
m/s
W
17 November, Sunday. day, 1°; night, -4°; overcast
18
−1
−4
18 November, mon
−1
−4
Feels like
−6
665 mmHg
74%
5.4
m/s
SW
18 November, Monday. day, -1°; night, -4°; clear
19
−1
−6
19 November, tue
−1
−6
Feels like
−6
666 mmHg
76%
4.9
m/s
SW
19 November, Tuesday. day, -1°; night, -6°; snow
20
November
+2
−4
20 November, wed
+2
−4
Feels like
−9
653 mmHg
66%
2.6
m/s
SW
Climate normal
0
−4
20 November, Wednesday. day, 2°; night, -4°; overcast
21
+5
−3
21 November, thu
+5
−3
Feels like
−2
652 mmHg
69%
1.9
m/s
W
Climate normal
0
−4
21 November, Thursday. day, 5°; night, -3°; light rain
22
−1
−2
22 November, fri
−1
−2
Feels like
−5
652 mmHg
81%
2.3
m/s
NW
Climate normal
−1
−4
22 November, Friday. day, -1°; night, -2°; sleet
23
+5
−6
23 November, sat
+5
−6
Feels like
−4
641 mmHg
75%
5
m/s
NW
Climate normal
−1
−5
23 November, Saturday. day, 5°; night, -6°; snow
24
0
−10
24 November, sun
0
−10
Feels like
−8
648 mmHg
78%
2.9
m/s
NW
Climate normal
−1
−5
24 November, Sunday. day, 0°; night, -10°; sleet
25
−1
−8
25 November, mon
−1
−8
Feels like
−9
652 mmHg
74%
3.3
m/s
SW
Climate normal
+1
−3
25 November, Monday. day, -1°; night, -8°; mostly clear
26
+1
−6
26 November, tue
+1
−6
Feels like
−9
649 mmHg
73%
4.1
m/s
NW
Climate normal
+1
−3
26 November, Tuesday. day, 1°; night, -6°; partly cloudy
27
0
−6
27 November, wed
0
−6
Feels like
−7
651 mmHg
73%
3.4
m/s
SW
Climate normal
0
−3
27 November, Wednesday. day, 0°; night, -6°; partly cloudy
28
−4
−10
28 November, thu
−4
−10
Feels like
−11
651 mmHg
73%
4.2
m/s
W
Climate normal
−1
−6
28 November, Thursday. day, -4°; night, -10°; snow
29
−1
−6
29 November, fri
−1
−6
Feels like
−11
648 mmHg
71%
4.3
m/s
W
Climate normal
−2
−5
29 November, Friday. day, -1°; night, -6°; light snow
30
0
−11
30 November, sat
0
−11
Feels like
−11
649 mmHg
71%
4.7
m/s
W
Climate normal
−1
−4
30 November, Saturday. day, 0°; night, -11°; overcast
1 December
0
−9
1 December, sun
0
−9
Feels like
−12
652 mmHg
74%
4.2
m/s
SW
Climate normal
−1
−6
1 December, Sunday. day, 0°; night, -9°; overcast
2
−2
−7
2 December, mon
−2
−7
Feels like
−9
601 mmHg
83%
4.5
m/s
S
Climate normal
−4
−7
2 December, Monday. day, -2°; night, -7°; mostly clear
3
−3
−6
3 December, tue
−3
−6
Feels like
−10
602 mmHg
81%
4.5
m/s
SW
Climate normal
−5
−8
3 December, Tuesday. day, -3°; night, -6°; clear
4
−2
−3
4 December, wed
−2
−3
Feels like
−9
599 mmHg
83%
5.3
m/s
S
Climate normal
−5
−9
4 December, Wednesday. day, -2°; night, -3°; light snow
5
0
0
5 December, thu
0
0
Feels like
−7
594 mmHg
88%
6.7
m/s
S
Climate normal
−5
−9
5 December, Thursday. day, 0°; night, 0°; sleet
6
+1
−3
6 December, fri
+1
−3
Feels like
−5
596 mmHg
94%
2.6
m/s
W
Climate normal
−6
−9
6 December, Friday. day, 1°; night, -3°; sleet
7
−1
−4
7 December, sat
−1
−4
Feels like
−6
604 mmHg
88%
4
m/s
SW
Climate normal
−5
−8
7 December, Saturday. day, -1°; night, -4°; partly cloudy
8
−2
−4
8 December, sun
−2
−4
Feels like
−8
605 mmHg
88%
5.4
m/s
SW
Climate normal
−5
−8
8 December, Sunday. day, -2°; night, -4°; partly cloudy
9
0
−2
9 December, mon
0
−2
Feels like
−6
603 mmHg
90%
3.7
m/s
S
Climate normal
−4
−6
9 December, Monday. day, 0°; night, -2°; partly cloudy
10
0
−2
10 December, tue
0
−2
Feels like
−6
603 mmHg
90%
5.7
m/s
S
Climate normal
−2
−5
10 December, Tuesday. day, 0°; night, -2°; partly cloudy
11
+1
−2
11 December, wed
+1
−2
Feels like
−6
603 mmHg
87%
5.4
m/s
S
Climate normal
−2
−5
11 December, Wednesday. day, 1°; night, -2°; partly cloudy
12
+1
−2
12 December, thu
+1
−2
Feels like
−6
601 mmHg
84%
5.3
m/s
S
Climate normal
−3
−5
12 December, Thursday. day, 1°; night, -2°; mostly clear
13
+1
−1
13 December, fri
+1
−1
Feels like
−5
602 mmHg
86%
5.5
m/s
S
Climate normal
−4
−9
13 December, Friday. day, 1°; night, -1°; partly cloudy
14
+1
+1
14 December, sat
+1
+1
Feels like
−7
600 mmHg
88%
8.1
m/s
S
Climate normal
−5
−9
14 December, Saturday. day, 1°; night, 1°; sleet
15
+1
−4
15 December, sun
+1
−4
Feels like
−6
595 mmHg
93%
5.1
m/s
NW
Climate normal
−6
−10
15 December, Sunday. day, 1°; night, -4°; sleet
16
−3
−5
16 December, mon
−3
−5
Feels like
−8
597 mmHg
75%
3.1
m/s
W
Climate normal
−6
−9
16 December, Monday. day, -3°; night, -5°; mostly clear
17
−4
−9
17 December, tue
−4
−9
Feels like
−11
602 mmHg
77%
3.3
m/s
W
Climate normal
−4
−7
17 December, Tuesday. day, -4°; night, -9°; mostly clear
18
−4
−3
18 December, wed
−4
−3
Feels like
−12
604 mmHg
80%
5.8
m/s
SW
Climate normal
−5
−8
18 December, Wednesday. day, -4°; night, -3°; partly cloudy
19
−1
−2
19 December, thu
−1
−2
Feels like
−9
602 mmHg
86%
7.7
m/s
SW
Climate normal
−5
−8
19 December, Thursday. day, -1°; night, -2°; partly cloudy
Average data for 10 years
Next, the average data for 10 years
20
−4
−8
20 December, fri
−4
−8
Feels like
−10
664 mmHg
88%
6
m/s
SW
20 December, Friday. day, -4°; night, -8°; overcast
21
−5
−9
21 December, sat
−5
−9
Feels like
−11
666 mmHg
89%
4.9
m/s
SW
21 December, Saturday. day, -5°; night, -9°; clear
Average for 30 days
6
sunny days
11
days with precipitation
13
cloudy days
6 sunny days; 11 days with precipitation; 13 cloudy days;
81
%
air humidity
4.5
m/s
Wind
S
21
mm of precipitation
(4% of annual average)
air humidity 81%; 21 millimeters of precipitation (4% of annual average); Wind southerly 4.5 Meters per second
Forecast in graphs
Temperature
Humidity, %
Wind, m/s
Pressure, mmHg
SW
W
NW
NW
NW
SW
NW
SW
W
W
W
SW
S
SW
S
S
W
SW
SW
S
S
S
S
S
S
NW
W
W
SW
SW
20
Average data for 10 years
21
22
23
24
25
26
27
28
29
30
1
December
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
Daytime temperature
Night-time temperature
