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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
+22
+14
29 August, thu
+22
+14
Feels like
+20
665 mmHg
40%
4.9
m/s
W
29 August, Thursday. day, 22°; night, 14°; partly cloudy
30
+20
+14
30 August, fri
+20
+14
Feels like
+17
665 mmHg
43%
4.6
m/s
W
30 August, Friday. day, 20°; night, 14°; clear
31
August
+31
+11
31 August, sat
+31
+11
Feels like
+23
665 mmHg
34%
2.2
m/s
NE
Climate normal
+20
+13
31 August, Saturday. day, 31°; night, 11°; mostly clear
1 September
+33
+14
1 September, sun
+33
+14
Feels like
+23
661 mmHg
40%
3.5
m/s
SW
Climate normal
+21
+14
1 September, Sunday. day, 33°; night, 14°; mostly clear
2
+33
+15
2 September, mon
+33
+15
Feels like
+22
659 mmHg
36%
4.6
m/s
W
Climate normal
+19
+12
2 September, Monday. day, 33°; night, 15°; light rain
3
+25
+14
3 September, tue
+25
+14
Feels like
+17
658 mmHg
55%
5.4
m/s
SW
Climate normal
+19
+12
3 September, Tuesday. day, 25°; night, 14°; light rain
4
+26
+12
4 September, wed
+26
+12
Feels like
+17
664 mmHg
52%
5
m/s
NW
Climate normal
+16
+11
4 September, Wednesday. day, 26°; night, 12°; mostly clear
5
+28
+13
5 September, thu
+28
+13
Feels like
+18
667 mmHg
53%
2.8
m/s
NE
Climate normal
+19
+12
5 September, Thursday. day, 28°; night, 13°; mostly clear
6
+31
+14
6 September, fri
+31
+14
Feels like
+20
660 mmHg
41%
3.3
m/s
NW
Climate normal
+18
+11
6 September, Friday. day, 31°; night, 14°; mostly clear
7
+30
+15
7 September, sat
+30
+15
Feels like
+20
658 mmHg
38%
3.5
m/s
NW
Climate normal
+18
+11
7 September, Saturday. day, 30°; night, 15°; mostly clear
8
+30
+15
8 September, sun
+30
+15
Feels like
+20
657 mmHg
38%
3.9
m/s
SW
Climate normal
+18
+12
8 September, Sunday. day, 30°; night, 15°; mostly clear
9
+30
+14
9 September, mon
+30
+14
Feels like
+19
656 mmHg
42%
3.6
m/s
SW
Climate normal
+19
+11
9 September, Monday. day, 30°; night, 14°; clear
10
+26
+14
10 September, tue
+26
+14
Feels like
+18
655 mmHg
44%
3.8
m/s
SW
Climate normal
+18
+11
10 September, Tuesday. day, 26°; night, 14°; mostly clear
11
+28
+14
11 September, wed
+28
+14
Feels like
+18
657 mmHg
46%
3.8
m/s
NW
Climate normal
+20
+11
11 September, Wednesday. day, 28°; night, 14°; mostly clear
12
+21
+11
12 September, thu
+21
+11
Feels like
+13
630 mmHg
46%
3.5
m/s
SW
Climate normal
+17
+10
12 September, Thursday. day, 21°; night, 11°; mostly clear
13
+22
+12
13 September, fri
+22
+12
Feels like
+14
604 mmHg
51%
2.9
m/s
NW
Climate normal
+16
+9
13 September, Friday. day, 22°; night, 12°; clear
14
+23
+10
14 September, sat
+23
+10
Feels like
+13
605 mmHg
42%
3.3
m/s
NW
Climate normal
+18
+12
14 September, Saturday. day, 23°; night, 10°; clear
15
+24
+14
15 September, sun
+24
+14
Feels like
+14
606 mmHg
39%
2.6
m/s
W
Climate normal
+18
+11
15 September, Sunday. day, 24°; night, 14°; clear
16
+23
+9
16 September, mon
+23
+9
Feels like
+14
605 mmHg
34%
3.4
m/s
NW
Climate normal
+17
+10
16 September, Monday. day, 23°; night, 9°; mostly clear
17
+20
+8
17 September, tue
+20
+8
Feels like
+10
605 mmHg
39%
4.1
m/s
NW
Climate normal
+17
+10
17 September, Tuesday. day, 20°; night, 8°; clear
18
+21
+7
18 September, wed
+21
+7
Feels like
+11
606 mmHg
51%
2.2
m/s
E
Climate normal
+17
+10
18 September, Wednesday. day, 21°; night, 7°; clear
19
+23
+13
19 September, thu
+23
+13
Feels like
+13
604 mmHg
30%
2.6
m/s
NW
Climate normal
+17
+10
19 September, Thursday. day, 23°; night, 13°; clear
20
+21
+6
20 September, fri
+21
+6
Feels like
+13
603 mmHg
29%
2.6
m/s
NW
Climate normal
+17
+10
20 September, Friday. day, 21°; night, 6°; mostly clear
21
+18
+6
21 September, sat
+18
+6
Feels like
+10
603 mmHg
44%
2.6
m/s
NW
Climate normal
+15
+10
21 September, Saturday. day, 18°; night, 6°; partly cloudy
22
+17
+9
22 September, sun
+17
+9
Feels like
+9
600 mmHg
54%
3.6
m/s
SW
Climate normal
+17
+11
22 September, Sunday. day, 17°; night, 9°; light rain
23
+11
+3
23 September, mon
+11
+3
Feels like
+5
601 mmHg
67%
3.5
m/s
W
Climate normal
+17
+11
23 September, Monday. day, 11°; night, 3°; light rain
24
+20
+13
24 September, tue
+20
+13
Feels like
+9
601 mmHg
50%
4
m/s
S
Climate normal
+19
+11
24 September, Tuesday. day, 20°; night, 13°; mostly clear
25
+11
+4
25 September, wed
+11
+4
Feels like
+7
599 mmHg
65%
4.1
m/s
NW
Climate normal
+17
+10
25 September, Wednesday. day, 11°; night, 4°; partly cloudy
26
+17
+10
26 September, thu
+17
+10
Feels like
+6
602 mmHg
53%
3.5
m/s
SW
Climate normal
+16
+10
26 September, Thursday. day, 17°; night, 10°; mostly clear
27
+22
+12
27 September, fri
+22
+12
Feels like
+12
604 mmHg
43%
3.3
m/s
SW
Climate normal
+17
+11
27 September, Friday. day, 22°; night, 12°; mostly clear
28
+25
+14
28 September, sat
+25
+14
Feels like
+15
604 mmHg
32%
3.7
m/s
S
Climate normal
+18
+11
28 September, Saturday. day, 25°; night, 14°; clear
Average for 30 days
24
sunny days
4
days with precipitation
2
cloudy days
24 sunny days; 4 days with precipitation; 2 cloudy days;
44
%
air humidity
3.5
m/s
Wind
NW
2
mm of precipitation
(1% of annual average)
air humidity 44%; 2 millimeters of precipitation (1% of annual average); Wind north-westerly 3.5 Meters per second
Forecast in graphs
Temperature
Humidity, %
Wind, m/s
Pressure, mmHg
NE
SW
W
SW
NW
NE
NW
NW
SW
SW
SW
NW
SW
NW
NW
W
NW
NW
E
NW
NW
NW
SW
W
S
NW
SW
SW
S
S
31
Average data for 10 years
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
28
29
Daytime temperature
Night-time temperature