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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
25
+25
+17
25 August, sun
+25
+17
Feels like
+22
666 mmHg
28%
4.5
m/s
W
25 August, Sunday. day, 25°; night, 17°; clear
26
+26
+11
26 August, mon
+26
+11
Feels like
+15
663 mmHg
49%
3.1
m/s
NE
Climate normal
+23
+16
26 August, Monday. day, 26°; night, 11°; mostly clear
27
August
+31
+10
27 August, tue
+31
+10
Feels like
+20
660 mmHg
37%
5.5
m/s
S
Climate normal
+23
+17
27 August, Tuesday. day, 31°; night, 10°; light rain
28
+18
+11
28 August, wed
+18
+11
Feels like
+7
660 mmHg
39%
10.3
m/s
W
Climate normal
+23
+16
28 August, Wednesday. day, 18°; night, 11°; partly cloudy
29
+26
+9
29 August, thu
+26
+9
Feels like
+19
664 mmHg
39%
2.8
m/s
W
Climate normal
+22
+14
29 August, Thursday. day, 26°; night, 9°; clear
30
+30
+14
30 August, fri
+30
+14
Feels like
+19
662 mmHg
46%
3.8
m/s
W
Climate normal
+20
+14
30 August, Friday. day, 30°; night, 14°; clear
31
+29
+13
31 August, sat
+29
+13
Feels like
+21
665 mmHg
39%
3.3
m/s
N
Climate normal
+20
+13
31 August, Saturday. day, 29°; night, 13°; clear
1 September
+30
+14
1 September, sun
+30
+14
Feels like
+20
662 mmHg
47%
2.9
m/s
NE
Climate normal
+21
+14
1 September, Sunday. day, 30°; night, 14°; partly cloudy
2
+31
+16
2 September, mon
+31
+16
Feels like
+21
659 mmHg
44%
4.1
m/s
SW
Climate normal
+19
+12
2 September, Monday. day, 31°; night, 16°; light rain
3
+29
+15
3 September, tue
+29
+15
Feels like
+20
658 mmHg
45%
4.7
m/s
W
Climate normal
+19
+12
3 September, Tuesday. day, 29°; night, 15°; partly cloudy
4
+26
+14
4 September, wed
+26
+14
Feels like
+17
658 mmHg
45%
4.9
m/s
NW
Climate normal
+16
+11
4 September, Wednesday. day, 26°; night, 14°; light rain
5
+24
+10
5 September, thu
+24
+10
Feels like
+17
661 mmHg
56%
3.5
m/s
W
Climate normal
+19
+12
5 September, Thursday. day, 24°; night, 10°; rain
6
+23
+10
6 September, fri
+23
+10
Feels like
+13
657 mmHg
55%
4.3
m/s
NW
Climate normal
+18
+11
6 September, Friday. day, 23°; night, 10°; mostly clear
7
+25
+12
7 September, sat
+25
+12
Feels like
+15
657 mmHg
45%
4.4
m/s
W
Climate normal
+18
+11
7 September, Saturday. day, 25°; night, 12°; clear
8
+26
+17
8 September, sun
+26
+17
Feels like
+14
645 mmHg
43%
4.1
m/s
W
Climate normal
+18
+12
8 September, Sunday. day, 26°; night, 17°; clear
9
+27
+17
9 September, mon
+27
+17
Feels like
+20
605 mmHg
27%
2.6
m/s
S
Climate normal
+19
+11
9 September, Monday. day, 27°; night, 17°; mostly clear
10
+26
+15
10 September, tue
+26
+15
Feels like
+18
602 mmHg
21%
3.2
m/s
S
Climate normal
+18
+11
10 September, Tuesday. day, 26°; night, 15°; mostly clear
11
+23
+14
11 September, wed
+23
+14
Feels like
+14
601 mmHg
43%
4.6
m/s
W
Climate normal
+20
+11
11 September, Wednesday. day, 23°; night, 14°; clear
12
+20
+7
12 September, thu
+20
+7
Feels like
+12
602 mmHg
30%
3.9
m/s
W
Climate normal
+17
+10
12 September, Thursday. day, 20°; night, 7°; mostly clear
13
+25
+13
13 September, fri
+25
+13
Feels like
+13
606 mmHg
33%
1.6
m/s
SW
Climate normal
+16
+9
13 September, Friday. day, 25°; night, 13°; clear
14
+23
+12
14 September, sat
+23
+12
Feels like
+14
605 mmHg
34%
3.5
m/s
SW
Climate normal
+18
+12
14 September, Saturday. day, 23°; night, 12°; mostly clear
15
+19
+9
15 September, sun
+19
+9
Feels like
+12
604 mmHg
58%
3.8
m/s
NW
Climate normal
+18
+11
15 September, Sunday. day, 19°; night, 9°; partly cloudy
16
+21
+7
16 September, mon
+21
+7
Feels like
+10
607 mmHg
40%
3.2
m/s
NW
Climate normal
+17
+10
16 September, Monday. day, 21°; night, 7°; mostly clear
17
+25
+13
17 September, tue
+25
+13
Feels like
+14
606 mmHg
31%
2.5
m/s
SW
Climate normal
+17
+10
17 September, Tuesday. day, 25°; night, 13°; clear
18
+25
+9
18 September, wed
+25
+9
Feels like
+15
605 mmHg
27%
3.1
m/s
NW
Climate normal
+17
+10
18 September, Wednesday. day, 25°; night, 9°; clear
19
+24
+16
19 September, thu
+24
+16
Feels like
+15
601 mmHg
25%
3.9
m/s
S
Climate normal
+17
+10
19 September, Thursday. day, 24°; night, 16°; mostly clear
20
+16
+6
20 September, fri
+16
+6
Feels like
+9
596 mmHg
59%
4.7
m/s
NW
Climate normal
+17
+10
20 September, Friday. day, 16°; night, 6°; light rain
21
+7
+1
21 September, sat
+7
+1
Feels like
−1
602 mmHg
46%
5.1
m/s
N
Climate normal
+15
+10
21 September, Saturday. day, 7°; night, 1°; mostly clear
22
+16
+6
22 September, sun
+16
+6
Feels like
+2
605 mmHg
51%
3.2
m/s
S
Climate normal
+17
+11
22 September, Sunday. day, 16°; night, 6°; clear
23
+13
+6
23 September, mon
+13
+6
Feels like
+5
602 mmHg
32%
3.4
m/s
SW
Climate normal
+17
+11
23 September, Monday. day, 13°; night, 6°; partly cloudy
24
+15
+7
24 September, tue
+15
+7
Feels like
+7
605 mmHg
54%
1.4
m/s
W
Climate normal
+19
+11
24 September, Tuesday. day, 15°; night, 7°; mostly clear
25
+20
+11
25 September, wed
+20
+11
Feels like
+7
603 mmHg
24%
4.8
m/s
S
Climate normal
+17
+10
25 September, Wednesday. day, 20°; night, 11°; clear
Average data for 10 years
Next, the average data for 10 years
26
+16
+10
26 September, thu
+16
+10
Feels like
+13
669 mmHg
50%
4.6
m/s
W
26 September, Thursday. day, 16°; night, 10°; clear
27
+17
+11
27 September, fri
+17
+11
Feels like
+14
668 mmHg
46%
5
m/s
SW
27 September, Friday. day, 17°; night, 11°; clear
28
+18
+11
28 September, sat
+18
+11
Feels like
+14
666 mmHg
46%
4.4
m/s
SW
28 September, Saturday. day, 18°; night, 11°; clear
Average for 30 days
22
sunny days
3
days with precipitation
5
cloudy days
22 sunny days; 3 days with precipitation; 5 cloudy days;
41
%
air humidity
3.9
m/s
Wind
W
3
mm of precipitation
(1% of annual average)
air humidity 41%; 3 millimeters of precipitation (1% of annual average); Wind westerly 3.9 Meters per second
Forecast in graphs
Temperature
Humidity, %
Wind, m/s
Pressure, mmHg
S
W
W
W
N
NE
SW
W
NW
W
NW
W
W
S
S
W
W
SW
SW
NW
NW
SW
NW
S
NW
N
S
SW
W
S
27
Average data for 10 years
28
29
30
31
1
September
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
Daytime temperature
Night-time temperature