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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
August
+24
+11
25 August, sun
+24
+11
Feels like
+17
664 mmHg
44%
2.7
m/s
N
Climate normal
+25
+17
25 August, Sunday. day, 24°; night, 11°; light rain
26
+26
+11
26 August, mon
+26
+11
Feels like
+20
664 mmHg
43%
3
m/s
E
Climate normal
+23
+16
26 August, Monday. day, 26°; night, 11°; partly cloudy
27
+31
+11
27 August, tue
+31
+11
Feels like
+19
661 mmHg
37%
6.7
m/s
W
Climate normal
+23
+17
27 August, Tuesday. day, 31°; night, 11°; light rain
28
+20
+10
28 August, wed
+20
+10
Feels like
+10
662 mmHg
29%
8.4
m/s
W
Climate normal
+23
+16
28 August, Wednesday. day, 20°; night, 10°; clear
29
+25
+11
29 August, thu
+25
+11
Feels like
+16
662 mmHg
34%
3.6
m/s
NW
Climate normal
+22
+14
29 August, Thursday. day, 25°; night, 11°; clear
30
+30
+13
30 August, fri
+30
+13
Feels like
+19
662 mmHg
36%
3.4
m/s
SW
Climate normal
+20
+14
30 August, Friday. day, 30°; night, 13°; clear
31
+30
+13
31 August, sat
+30
+13
Feels like
+20
664 mmHg
42%
2.8
m/s
NE
Climate normal
+20
+13
31 August, Saturday. day, 30°; night, 13°; mostly clear
1 September
+31
+16
1 September, sun
+31
+16
Feels like
+21
662 mmHg
39%
3
m/s
W
Climate normal
+21
+14
1 September, Sunday. day, 31°; night, 16°; overcast
2
+31
+16
2 September, mon
+31
+16
Feels like
+21
659 mmHg
39%
3.6
m/s
SW
Climate normal
+19
+12
2 September, Monday. day, 31°; night, 16°; light rain
3
+28
+15
3 September, tue
+28
+15
Feels like
+19
660 mmHg
44%
4.6
m/s
W
Climate normal
+19
+12
3 September, Tuesday. day, 28°; night, 15°; light rain
4
+25
+14
4 September, wed
+25
+14
Feels like
+15
656 mmHg
50%
6.8
m/s
W
Climate normal
+16
+11
4 September, Wednesday. day, 25°; night, 14°; partly cloudy
5
+24
+12
5 September, thu
+24
+12
Feels like
+15
655 mmHg
53%
5.6
m/s
W
Climate normal
+19
+12
5 September, Thursday. day, 24°; night, 12°; partly cloudy
6
+24
+8
6 September, fri
+24
+8
Feels like
+15
645 mmHg
43%
4.8
m/s
W
Climate normal
+18
+11
6 September, Friday. day, 24°; night, 8°; clear
7
+27
+13
7 September, sat
+27
+13
Feels like
+18
604 mmHg
38%
3.1
m/s
SW
Climate normal
+18
+11
7 September, Saturday. day, 27°; night, 13°; clear
8
+28
+17
8 September, sun
+28
+17
Feels like
+17
602 mmHg
29%
4.9
m/s
S
Climate normal
+18
+12
8 September, Sunday. day, 28°; night, 17°; partly cloudy
9
+17
+7
9 September, mon
+17
+7
Feels like
+12
603 mmHg
50%
4.6
m/s
W
Climate normal
+19
+11
9 September, Monday. day, 17°; night, 7°; mostly clear
10
+22
+12
10 September, tue
+22
+12
Feels like
+12
606 mmHg
45%
1.9
m/s
SW
Climate normal
+18
+11
10 September, Tuesday. day, 22°; night, 12°; clear
11
+25
+12
11 September, wed
+25
+12
Feels like
+15
604 mmHg
32%
3.3
m/s
S
Climate normal
+20
+11
11 September, Wednesday. day, 25°; night, 12°; mostly clear
12
+24
+12
12 September, thu
+24
+12
Feels like
+16
602 mmHg
79%
3.6
m/s
SW
Climate normal
+17
+10
12 September, Thursday. day, 24°; night, 12°; partly cloudy
13
+18
+8
13 September, fri
+18
+8
Feels like
+12
595 mmHg
93%
5.8
m/s
SW
Climate normal
+16
+9
13 September, Friday. day, 18°; night, 8°; partly cloudy
14
+7
+1
14 September, sat
+7
+1
Feels like
0
600 mmHg
78%
5
m/s
W
Climate normal
+18
+12
14 September, Saturday. day, 7°; night, 1°; rain
15
+17
+6
15 September, sun
+17
+6
Feels like
+6
604 mmHg
73%
3.2
m/s
SW
Climate normal
+18
+11
15 September, Sunday. day, 17°; night, 6°; partly cloudy
16
+19
+6
16 September, mon
+19
+6
Feels like
+10
604 mmHg
69%
3.9
m/s
SW
Climate normal
+17
+10
16 September, Monday. day, 19°; night, 6°; partly cloudy
17
+18
+6
17 September, tue
+18
+6
Feels like
+7
608 mmHg
49%
3.5
m/s
N
Climate normal
+17
+10
17 September, Tuesday. day, 18°; night, 6°; clear
18
+21
0
18 September, wed
+21
0
Feels like
+11
608 mmHg
46%
2.5
m/s
E
Climate normal
+17
+10
18 September, Wednesday. day, 21°; night, 0°; clear
19
+20
+11
19 September, thu
+20
+11
Feels like
+8
605 mmHg
27%
3.8
m/s
S
Climate normal
+17
+10
19 September, Thursday. day, 20°; night, 11°; clear
20
+17
+11
20 September, fri
+17
+11
Feels like
+9
603 mmHg
51%
4.8
m/s
S
Climate normal
+17
+10
20 September, Friday. day, 17°; night, 11°; light rain
21
+16
+7
21 September, sat
+16
+7
Feels like
+9
597 mmHg
49%
3.7
m/s
SW
Climate normal
+15
+10
21 September, Saturday. day, 16°; night, 7°; partly cloudy
22
+9
+6
22 September, sun
+9
+6
Feels like
+2
598 mmHg
91%
5.4
m/s
NE
Climate normal
+17
+11
22 September, Sunday. day, 9°; night, 6°; rain
23
+7
+6
23 September, mon
+7
+6
Feels like
+1
600 mmHg
94%
5.3
m/s
NE
Climate normal
+17
+11
23 September, Monday. day, 7°; night, 6°; light rain
Average data for 10 years
Next, the average data for 10 years
24
+19
+11
24 September, tue
+19
+11
Feels like
+15
666 mmHg
44%
5
m/s
W
24 September, Tuesday. day, 19°; night, 11°; rain
25
+17
+10
25 September, wed
+17
+10
Feels like
+13
667 mmHg
49%
5.8
m/s
W
25 September, Wednesday. day, 17°; night, 10°; clear
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
12
sunny days
8
days with precipitation
10
cloudy days
12 sunny days; 8 days with precipitation; 10 cloudy days;
51
%
air humidity
4.2
m/s
Wind
W
5
mm of precipitation
(1% of annual average)
air humidity 51%; 5 millimeters of precipitation (1% of annual average); Wind westerly 4.2 Meters per second
Forecast in graphs
Temperature
Humidity, %
Wind, m/s
Pressure, mmHg
N
E
W
W
NW
SW
NE
W
SW
W
W
W
W
SW
S
W
SW
S
SW
SW
W
SW
SW
N
E
S
S
SW
NE
NE
25
Average data for 10 years
26
27
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
Daytime temperature
Night-time temperature