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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
11
+24
+16
11 August, sun
+24
+16
Feels like
+21
667 mmHg
38%
5
m/s
W
11 August, Sunday. day, 24°; night, 16°; clear
12
+23
+15
12 August, mon
+23
+15
Feels like
+21
667 mmHg
49%
4.3
m/s
W
12 August, Monday. day, 23°; night, 15°; clear
13
+23
+16
13 August, tue
+23
+16
Feels like
+21
666 mmHg
46%
4.5
m/s
NW
13 August, Tuesday. day, 23°; night, 16°; clear
14
+22
+15
14 August, wed
+22
+15
Feels like
+18
667 mmHg
40%
5.4
m/s
NW
14 August, Wednesday. day, 22°; night, 15°; clear
15
+21
+14
15 August, thu
+21
+14
Feels like
+18
668 mmHg
44%
4.8
m/s
NW
15 August, Thursday. day, 21°; night, 14°; clear
16
+24
+17
16 August, fri
+24
+17
Feels like
+21
668 mmHg
40%
4.5
m/s
NW
16 August, Friday. day, 24°; night, 17°; clear
17
August
+30
+13
17 August, sat
+30
+13
Feels like
+23
662 mmHg
45%
3.8
m/s
NE
Climate normal
+24
+16
17 August, Saturday. day, 30°; night, 13°; mostly clear
18
+33
+15
18 August, sun
+33
+15
Feels like
+24
662 mmHg
45%
4.5
m/s
NE
Climate normal
+24
+15
18 August, Sunday. day, 33°; night, 15°; thunderstorm with rain
19
+31
+13
19 August, mon
+31
+13
Feels like
+21
662 mmHg
53%
6.4
m/s
W
Climate normal
+24
+16
19 August, Monday. day, 31°; night, 13°; light rain
20
+29
+15
20 August, tue
+29
+15
Feels like
+19
660 mmHg
59%
4.7
m/s
W
Climate normal
+24
+16
20 August, Tuesday. day, 29°; night, 15°; light rain
21
+28
+14
21 August, wed
+28
+14
Feels like
+18
657 mmHg
42%
5
m/s
NW
Climate normal
+22
+14
21 August, Wednesday. day, 28°; night, 14°; thunderstorm with rain
22
+27
+14
22 August, thu
+27
+14
Feels like
+18
657 mmHg
49%
5
m/s
N
Climate normal
+21
+15
22 August, Thursday. day, 27°; night, 14°; mostly clear
23
+32
+16
23 August, fri
+32
+16
Feels like
+20
655 mmHg
45%
5.9
m/s
SW
Climate normal
+22
+17
23 August, Friday. day, 32°; night, 16°; light rain
24
+28
+14
24 August, sat
+28
+14
Feels like
+17
659 mmHg
40%
6.4
m/s
SW
Climate normal
+23
+17
24 August, Saturday. day, 28°; night, 14°; light rain
25
+26
+13
25 August, sun
+26
+13
Feels like
+15
658 mmHg
46%
6.5
m/s
SW
Climate normal
+25
+17
25 August, Sunday. day, 26°; night, 13°; mostly clear
26
+27
+14
26 August, mon
+27
+14
Feels like
+17
659 mmHg
46%
5.1
m/s
NW
Climate normal
+23
+16
26 August, Monday. day, 27°; night, 14°; clear
27
+29
+15
27 August, tue
+29
+15
Feels like
+19
657 mmHg
44%
3.8
m/s
NW
Climate normal
+23
+17
27 August, Tuesday. day, 29°; night, 15°; clear
28
+27
+16
28 August, wed
+27
+16
Feels like
+19
656 mmHg
47%
4.1
m/s
W
Climate normal
+23
+16
28 August, Wednesday. day, 27°; night, 16°; mostly clear
29
+26
+10
29 August, thu
+26
+10
Feels like
+17
631 mmHg
41%
3.2
m/s
W
Climate normal
+22
+14
29 August, Thursday. day, 26°; night, 10°; mostly clear
30
+24
+10
30 August, fri
+24
+10
Feels like
+13
604 mmHg
31%
4
m/s
NW
Climate normal
+20
+14
30 August, Friday. day, 24°; night, 10°; clear
31
+24
+9
31 August, sat
+24
+9
Feels like
+13
604 mmHg
34%
3
m/s
NW
Climate normal
+20
+13
31 August, Saturday. day, 24°; night, 9°; clear
1 September
+26
+8
1 September, sun
+26
+8
Feels like
+16
606 mmHg
32%
1.5
m/s
SE
Climate normal
+21
+14
1 September, Sunday. day, 26°; night, 8°; clear
2
+24
+11
2 September, mon
+24
+11
Feels like
+15
606 mmHg
27%
3.2
m/s
NW
Climate normal
+19
+12
2 September, Monday. day, 24°; night, 11°; mostly clear
3
+26
+10
3 September, tue
+26
+10
Feels like
+15
606 mmHg
34%
2.8
m/s
NW
Climate normal
+19
+12
3 September, Tuesday. day, 26°; night, 10°; clear
4
+28
+17
4 September, wed
+28
+17
Feels like
+18
606 mmHg
34%
1.1
m/s
NW
Climate normal
+16
+11
4 September, Wednesday. day, 28°; night, 17°; mostly clear
5
+24
+10
5 September, thu
+24
+10
Feels like
+17
604 mmHg
41%
3.3
m/s
SW
Climate normal
+19
+12
5 September, Thursday. day, 24°; night, 10°; mostly clear
6
+23
+15
6 September, fri
+23
+15
Feels like
+16
602 mmHg
32%
3
m/s
SW
Climate normal
+18
+11
6 September, Friday. day, 23°; night, 15°; partly cloudy
7
+17
+9
7 September, sat
+17
+9
Feels like
+11
599 mmHg
54%
3.9
m/s
SW
Climate normal
+18
+11
7 September, Saturday. day, 17°; night, 9°; partly cloudy
8
+6
+1
8 September, sun
+6
+1
Feels like
+1
602 mmHg
81%
5.7
m/s
NW
Climate normal
+18
+12
8 September, Sunday. day, 6°; night, 1°; light rain
9
+9
+2
9 September, mon
+9
+2
Feels like
−1
608 mmHg
44%
2.7
m/s
N
Climate normal
+19
+11
9 September, Monday. day, 9°; night, 2°; clear
10
+18
+9
10 September, tue
+18
+9
Feels like
+4
606 mmHg
32%
4
m/s
SW
Climate normal
+18
+11
10 September, Tuesday. day, 18°; night, 9°; mostly clear
11
+17
+4
11 September, wed
+17
+4
Feels like
+8
606 mmHg
47%
3.1
m/s
N
Climate normal
+20
+11
11 September, Wednesday. day, 17°; night, 4°; clear
12
+20
+6
12 September, thu
+20
+6
Feels like
+10
604 mmHg
49%
2.6
m/s
NW
Climate normal
+17
+10
12 September, Thursday. day, 20°; night, 6°; clear
13
+20
+9
13 September, fri
+20
+9
Feels like
+10
601 mmHg
40%
3.1
m/s
W
Climate normal
+16
+9
13 September, Friday. day, 20°; night, 9°; clear
14
+17
+8
14 September, sat
+17
+8
Feels like
+9
602 mmHg
47%
2.9
m/s
NW
Climate normal
+18
+12
14 September, Saturday. day, 17°; night, 8°; mostly clear
Average for 30 days
23
sunny days
5
days with precipitation
2
cloudy days
23 sunny days; 5 days with precipitation; 2 cloudy days;
44
%
air humidity
3.9
m/s
Wind
NW
6
mm of precipitation
(1% of annual average)
air humidity 44%; 6 millimeters of precipitation (1% of annual average); Wind north-westerly 3.9 Meters per second
Forecast in graphs
Temperature
Humidity, %
Wind, m/s
Pressure, mmHg
NE
NE
W
W
NW
N
SW
SW
SW
NW
NW
W
W
NW
NW
SE
NW
NW
NW
SW
SW
SW
NW
N
SW
N
NW
W
NW
NW
17
Average data for 10 years
18
19
20
21
22
23
24
25
26
27
28
29
30
31
1
September
2
3
4
5
6
7
8
9
10
11
12
13
14
15
Daytime temperature
Night-time temperature