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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
+18
+11
15 September, sun
+18
+11
Feels like
+15
667 mmHg
52%
4.5
m/s
W
15 September, Sunday. day, 18°; night, 11°; clear
16
+17
+10
16 September, mon
+17
+10
Feels like
+14
666 mmHg
52%
4.5
m/s
W
16 September, Monday. day, 17°; night, 10°; rain
17
+17
+10
17 September, tue
+17
+10
Feels like
+13
666 mmHg
54%
5.5
m/s
W
17 September, Tuesday. day, 17°; night, 10°; rain
18
September
+16
+11
18 September, wed
+16
+11
Feels like
+7
650 mmHg
67%
9.6
m/s
W
Climate normal
+17
+10
18 September, Wednesday. day, 16°; night, 11°; rain
19
+22
+10
19 September, thu
+22
+10
Feels like
+14
654 mmHg
55%
4.1
m/s
W
Climate normal
+17
+10
19 September, Thursday. day, 22°; night, 10°; light rain
20
+22
+9
20 September, fri
+22
+9
Feels like
+12
652 mmHg
48%
7.5
m/s
W
Climate normal
+17
+10
20 September, Friday. day, 22°; night, 9°; partly cloudy
21
+18
+8
21 September, sat
+18
+8
Feels like
+11
660 mmHg
57%
2.5
m/s
NW
Climate normal
+15
+10
21 September, Saturday. day, 18°; night, 8°; partly cloudy
22
+22
+12
22 September, sun
+22
+12
Feels like
+11
658 mmHg
50%
3.8
m/s
SW
Climate normal
+17
+11
22 September, Sunday. day, 22°; night, 12°; partly cloudy
23
+20
+11
23 September, mon
+20
+11
Feels like
+12
655 mmHg
52%
6.1
m/s
W
Climate normal
+17
+11
23 September, Monday. day, 20°; night, 11°; partly cloudy
24
+24
+11
24 September, tue
+24
+11
Feels like
+15
657 mmHg
56%
3.8
m/s
NW
Climate normal
+19
+11
24 September, Tuesday. day, 24°; night, 11°; clear
25
+27
+11
25 September, wed
+27
+11
Feels like
+15
652 mmHg
52%
6
m/s
SW
Climate normal
+17
+10
25 September, Wednesday. day, 27°; night, 11°; light rain
26
+18
+9
26 September, thu
+18
+9
Feels like
+10
656 mmHg
56%
4.9
m/s
NW
Climate normal
+16
+10
26 September, Thursday. day, 18°; night, 9°; partly cloudy
27
+23
+12
27 September, fri
+23
+12
Feels like
+14
657 mmHg
56%
3.8
m/s
W
Climate normal
+17
+11
27 September, Friday. day, 23°; night, 12°; mostly clear
28
+24
+10
28 September, sat
+24
+10
Feels like
+13
655 mmHg
53%
4.6
m/s
W
Climate normal
+18
+11
28 September, Saturday. day, 24°; night, 10°; clear
29
+22
+10
29 September, sun
+22
+10
Feels like
+10
655 mmHg
50%
5.4
m/s
W
Climate normal
+15
+9
29 September, Sunday. day, 22°; night, 10°; mostly clear
30
+20
+11
30 September, mon
+20
+11
Feels like
+12
608 mmHg
49%
2.5
m/s
NW
Climate normal
+14
+8
30 September, Monday. day, 20°; night, 11°; clear
1 October
+21
+10
1 October, tue
+21
+10
Feels like
+13
608 mmHg
48%
2.6
m/s
NW
Climate normal
+13
+8
1 October, Tuesday. day, 21°; night, 10°; clear
2
+21
+11
2 October, wed
+21
+11
Feels like
+14
606 mmHg
39%
2.5
m/s
NW
Climate normal
+12
+6
2 October, Wednesday. day, 21°; night, 11°; clear
3
+21
+12
3 October, thu
+21
+12
Feels like
+14
603 mmHg
55%
2
m/s
SE
Climate normal
+9
+4
3 October, Thursday. day, 21°; night, 12°; clear
4
+19
+11
4 October, fri
+19
+11
Feels like
+13
598 mmHg
42%
2.7
m/s
SW
Climate normal
+9
+3
4 October, Friday. day, 19°; night, 11°; clear
5
+12
+4
5 October, sat
+12
+4
Feels like
+7
601 mmHg
66%
4.1
m/s
NW
Climate normal
+11
+5
5 October, Saturday. day, 12°; night, 4°; light rain
6
+13
+6
6 October, sun
+13
+6
Feels like
+3
604 mmHg
41%
3.2
m/s
SW
Climate normal
+10
+4
6 October, Sunday. day, 13°; night, 6°; mostly clear
7
+13
+6
7 October, mon
+13
+6
Feels like
+4
605 mmHg
44%
3.9
m/s
SW
Climate normal
+10
+4
7 October, Monday. day, 13°; night, 6°; mostly clear
8
+13
+5
8 October, tue
+13
+5
Feels like
+6
606 mmHg
60%
1.8
m/s
NW
Climate normal
+9
+3
8 October, Tuesday. day, 13°; night, 5°; mostly clear
9
+15
+8
9 October, wed
+15
+8
Feels like
+5
600 mmHg
51%
3.8
m/s
SW
Climate normal
+10
+4
9 October, Wednesday. day, 15°; night, 8°; mostly clear
10
+8
0
10 October, thu
+8
0
Feels like
+1
600 mmHg
69%
5.6
m/s
NE
Climate normal
+6
−1
10 October, Thursday. day, 8°; night, 0°; partly cloudy
11
+15
+7
11 October, fri
+15
+7
Feels like
+5
602 mmHg
52%
2.8
m/s
SW
Climate normal
+5
0
11 October, Friday. day, 15°; night, 7°; clear
12
+16
+5
12 October, sat
+16
+5
Feels like
+7
605 mmHg
45%
4
m/s
SW
Climate normal
+9
+3
12 October, Saturday. day, 16°; night, 5°; clear
13
+16
+7
13 October, sun
+16
+7
Feels like
+8
605 mmHg
45%
2.9
m/s
SW
Climate normal
+10
+5
13 October, Sunday. day, 16°; night, 7°; clear
14
+14
+2
14 October, mon
+14
+2
Feels like
+6
603 mmHg
36%
3.5
m/s
NW
Climate normal
+11
+3
14 October, Monday. day, 14°; night, 2°; clear
15
+15
+5
15 October, tue
+15
+5
Feels like
+6
603 mmHg
44%
0.9
m/s
S
Climate normal
+9
+5
15 October, Tuesday. day, 15°; night, 5°; clear
16
+13
+4
16 October, wed
+13
+4
Feels like
+4
603 mmHg
35%
3.2
m/s
SW
Climate normal
+10
+4
16 October, Wednesday. day, 13°; night, 4°; mostly clear
17
+15
+5
17 October, thu
+15
+5
Feels like
+7
603 mmHg
29%
2.2
m/s
SW
Climate normal
+11
+5
17 October, Thursday. day, 15°; night, 5°; mostly clear
Average data for 10 years
Next, the average data for 10 years
18
+11
+5
18 October, fri
+11
+5
Feels like
+7
665 mmHg
57%
4.5
m/s
SW
18 October, Friday. day, 11°; night, 5°; rain
19
+10
+4
19 October, sat
+10
+4
Feels like
+6
666 mmHg
62%
5
m/s
W
19 October, Saturday. day, 10°; night, 4°; rain
Average for 30 days
22
sunny days
2
days with precipitation
6
cloudy days
22 sunny days; 2 days with precipitation; 6 cloudy days;
50
%
air humidity
3.9
m/s
Wind
SW
5
mm of precipitation
(1% of annual average)
air humidity 50%; 5 millimeters of precipitation (1% of annual average); Wind south-westerly 3.9 Meters per second
Forecast in graphs
Temperature
Humidity, %
Wind, m/s
Pressure, mmHg
W
W
W
NW
SW
W
NW
SW
NW
W
W
W
NW
NW
NW
SE
SW
NW
SW
SW
NW
SW
NE
SW
SW
SW
NW
S
SW
SW
18
Average data for 10 years
19
20
21
22
23
24
25
26
27
28
29
30
1
October
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
Daytime temperature
Night-time temperature
