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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
+23
+16
26 August, mon
+23
+16
Feels like
+20
667 mmHg
30%
5
m/s
W
26 August, Monday. day, 23°; night, 16°; clear
27
+23
+17
27 August, tue
+23
+17
Feels like
+19
666 mmHg
33%
5.1
m/s
W
27 August, Tuesday. day, 23°; night, 17°; clear
28
+23
+16
28 August, wed
+23
+16
Feels like
+20
666 mmHg
40%
4.5
m/s
SW
28 August, Wednesday. day, 23°; night, 16°; rain
29
August
+26
+9
29 August, thu
+26
+9
Feels like
+19
663 mmHg
39%
2.9
m/s
W
Climate normal
+22
+14
29 August, Thursday. day, 26°; night, 9°; mostly clear
30
+31
+11
30 August, fri
+31
+11
Feels like
+22
664 mmHg
40%
4.1
m/s
W
Climate normal
+20
+14
30 August, Friday. day, 31°; night, 11°; clear
31
+31
+12
31 August, sat
+31
+12
Feels like
+23
665 mmHg
38%
2.2
m/s
NE
Climate normal
+20
+13
31 August, Saturday. day, 31°; night, 12°; clear
1 September
+32
+15
1 September, sun
+32
+15
Feels like
+22
663 mmHg
47%
2.8
m/s
NE
Climate normal
+21
+14
1 September, Sunday. day, 32°; night, 15°; partly cloudy
2
+31
+17
2 September, mon
+31
+17
Feels like
+23
659 mmHg
42%
3.8
m/s
SW
Climate normal
+19
+12
2 September, Monday. day, 31°; night, 17°; overcast
3
+27
+14
3 September, tue
+27
+14
Feels like
+19
659 mmHg
51%
5.6
m/s
W
Climate normal
+19
+12
3 September, Tuesday. day, 27°; night, 14°; light rain
4
+26
+14
4 September, wed
+26
+14
Feels like
+20
665 mmHg
62%
2.9
m/s
NE
Climate normal
+16
+11
4 September, Wednesday. day, 26°; night, 14°; mostly clear
5
+28
+15
5 September, thu
+28
+15
Feels like
+20
663 mmHg
54%
3.8
m/s
W
Climate normal
+19
+12
5 September, Thursday. day, 28°; night, 15°; clear
6
+28
+14
6 September, fri
+28
+14
Feels like
+18
659 mmHg
47%
4.3
m/s
W
Climate normal
+18
+11
6 September, Friday. day, 28°; night, 14°; mostly clear
7
+26
+14
7 September, sat
+26
+14
Feels like
+17
659 mmHg
52%
3.8
m/s
NW
Climate normal
+18
+11
7 September, Saturday. day, 26°; night, 14°; mostly clear
8
+23
+10
8 September, sun
+23
+10
Feels like
+15
659 mmHg
47%
3.4
m/s
NW
Climate normal
+18
+12
8 September, Sunday. day, 23°; night, 10°; clear
9
+26
+13
9 September, mon
+26
+13
Feels like
+15
657 mmHg
42%
3.8
m/s
W
Climate normal
+19
+11
9 September, Monday. day, 26°; night, 13°; mostly clear
10
+27
+12
10 September, tue
+27
+12
Feels like
+17
647 mmHg
41%
3.6
m/s
W
Climate normal
+18
+11
10 September, Tuesday. day, 27°; night, 12°; clear
11
+26
+9
11 September, wed
+26
+9
Feels like
+16
607 mmHg
32%
3.7
m/s
N
Climate normal
+20
+11
11 September, Wednesday. day, 26°; night, 9°; clear
12
+25
+9
12 September, thu
+25
+9
Feels like
+15
606 mmHg
31%
3.7
m/s
NW
Climate normal
+17
+10
12 September, Thursday. day, 25°; night, 9°; clear
13
+25
+11
13 September, fri
+25
+11
Feels like
+14
607 mmHg
39%
3.2
m/s
NE
Climate normal
+16
+9
13 September, Friday. day, 25°; night, 11°; clear
14
+25
+14
14 September, sat
+25
+14
Feels like
+16
605 mmHg
34%
2.7
m/s
E
Climate normal
+18
+12
14 September, Saturday. day, 25°; night, 14°; clear
15
+25
+14
15 September, sun
+25
+14
Feels like
+17
604 mmHg
31%
2.5
m/s
SE
Climate normal
+18
+11
15 September, Sunday. day, 25°; night, 14°; mostly clear
16
+24
+13
16 September, mon
+24
+13
Feels like
+15
608 mmHg
37%
4.4
m/s
NE
Climate normal
+17
+10
16 September, Monday. day, 24°; night, 13°; mostly clear
17
+21
+10
17 September, tue
+21
+10
Feels like
+12
609 mmHg
42%
4.3
m/s
NE
Climate normal
+17
+10
17 September, Tuesday. day, 21°; night, 10°; clear
18
+21
+10
18 September, wed
+21
+10
Feels like
+10
607 mmHg
45%
4.5
m/s
NE
Climate normal
+17
+10
18 September, Wednesday. day, 21°; night, 10°; clear
19
+19
+8
19 September, thu
+19
+8
Feels like
+8
606 mmHg
49%
4.4
m/s
E
Climate normal
+17
+10
19 September, Thursday. day, 19°; night, 8°; clear
20
+21
+7
20 September, fri
+21
+7
Feels like
+10
605 mmHg
32%
2.5
m/s
SE
Climate normal
+17
+10
20 September, Friday. day, 21°; night, 7°; clear
21
+22
+8
21 September, sat
+22
+8
Feels like
+12
603 mmHg
26%
2.4
m/s
SW
Climate normal
+15
+10
21 September, Saturday. day, 22°; night, 8°; clear
22
+22
+13
22 September, sun
+22
+13
Feels like
+12
603 mmHg
30%
3.9
m/s
SW
Climate normal
+17
+11
22 September, Sunday. day, 22°; night, 13°; clear
23
+22
+13
23 September, mon
+22
+13
Feels like
+12
602 mmHg
31%
5.8
m/s
S
Climate normal
+17
+11
23 September, Monday. day, 22°; night, 13°; mostly clear
24
+9
0
24 September, tue
+9
0
Feels like
+3
604 mmHg
65%
4.6
m/s
NW
Climate normal
+19
+11
24 September, Tuesday. day, 9°; night, 0°; rain
25
+14
+8
25 September, wed
+14
+8
Feels like
+4
604 mmHg
41%
3.4
m/s
SW
Climate normal
+17
+10
25 September, Wednesday. day, 14°; night, 8°; partly cloudy
26
+14
+7
26 September, thu
+14
+7
Feels like
+7
604 mmHg
62%
2.6
m/s
W
Climate normal
+16
+10
26 September, Thursday. day, 14°; night, 7°; partly cloudy
27
+17
+9
27 September, fri
+17
+9
Feels like
+8
606 mmHg
59%
4.4
m/s
SW
Climate normal
+17
+11
27 September, Friday. day, 17°; night, 9°; partly cloudy
Average data for 10 years
Next, the average data for 10 years
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
23
sunny days
2
days with precipitation
5
cloudy days
23 sunny days; 2 days with precipitation; 5 cloudy days;
43
%
air humidity
3.7
m/s
Wind
W
3
mm of precipitation
(1% of annual average)
air humidity 43%; 3 millimeters of precipitation (1% of annual average); Wind westerly 3.7 Meters per second
Forecast in graphs
Temperature
Humidity, %
Wind, m/s
Pressure, mmHg
W
W
NE
NE
SW
W
NE
W
W
NW
NW
W
W
N
NW
NE
E
SE
NE
NE
NE
E
SE
SW
SW
S
NW
SW
W
SW
29
Average data for 10 years
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
26
27
Daytime temperature
Night-time temperature