10 day forecast
Monthly forecast
Weather map
City or area
Find
Sign up
Log in
Go to comparison
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
August
+17
+12
28 August, wed
+17
+12
Feels like
+6
660 mmHg
39%
9.8
m/s
W
Climate normal
+23
+16
28 August, Wednesday. day, 17°; night, 12°; partly cloudy
29
+26
+9
29 August, thu
+26
+9
Feels like
+19
664 mmHg
39%
2.4
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
39%
3.6
m/s
W
Climate normal
+20
+14
30 August, Friday. day, 31°; night, 11°; clear
31
+31
+14
31 August, sat
+31
+14
Feels like
+22
664 mmHg
40%
2.7
m/s
NE
Climate normal
+20
+13
31 August, Saturday. day, 31°; night, 14°; clear
1 September
+31
+15
1 September, sun
+31
+15
Feels like
+21
661 mmHg
42%
3
m/s
SW
Climate normal
+21
+14
1 September, Sunday. day, 31°; night, 15°; partly cloudy
2
+32
+16
2 September, mon
+32
+16
Feels like
+21
658 mmHg
38%
4.3
m/s
SW
Climate normal
+19
+12
2 September, Monday. day, 32°; night, 16°; partly cloudy
3
+27
+15
3 September, tue
+27
+15
Feels like
+17
660 mmHg
46%
6.7
m/s
NW
Climate normal
+19
+12
3 September, Tuesday. day, 27°; night, 15°; light rain
4
+26
+14
4 September, wed
+26
+14
Feels like
+19
663 mmHg
51%
3.3
m/s
NE
Climate normal
+16
+11
4 September, Wednesday. day, 26°; night, 14°; partly cloudy
5
+26
+14
5 September, thu
+26
+14
Feels like
+18
663 mmHg
59%
3.9
m/s
N
Climate normal
+19
+12
5 September, Thursday. day, 26°; night, 14°; partly cloudy
6
+27
+14
6 September, fri
+27
+14
Feels like
+17
659 mmHg
48%
4
m/s
SW
Climate normal
+18
+11
6 September, Friday. day, 27°; night, 14°; mostly clear
7
+26
+11
7 September, sat
+26
+11
Feels like
+17
657 mmHg
49%
4.4
m/s
NW
Climate normal
+18
+11
7 September, Saturday. day, 26°; night, 11°; mostly clear
8
+25
+13
8 September, sun
+25
+13
Feels like
+16
657 mmHg
48%
3.7
m/s
W
Climate normal
+18
+12
8 September, Sunday. day, 25°; night, 13°; mostly clear
9
+24
+11
9 September, mon
+24
+11
Feels like
+13
642 mmHg
45%
3.4
m/s
W
Climate normal
+19
+11
9 September, Monday. day, 24°; night, 11°; clear
10
+9
+6
10 September, tue
+9
+6
Feels like
+5
599 mmHg
81%
4.4
m/s
SW
Climate normal
+18
+11
10 September, Tuesday. day, 9°; night, 6°; rain
11
+11
+3
11 September, wed
+11
+3
Feels like
+3
600 mmHg
60%
2.9
m/s
W
Climate normal
+20
+11
11 September, Wednesday. day, 11°; night, 3°; partly cloudy
12
+8
+2
12 September, thu
+8
+2
Feels like
−1
599 mmHg
61%
4.9
m/s
NW
Climate normal
+17
+10
12 September, Thursday. day, 8°; night, 2°; light rain
13
+13
+2
13 September, fri
+13
+2
Feels like
+4
607 mmHg
47%
1.7
m/s
NE
Climate normal
+16
+9
13 September, Friday. day, 13°; night, 2°; mostly clear
14
+18
+4
14 September, sat
+18
+4
Feels like
+7
607 mmHg
28%
2.8
m/s
S
Climate normal
+18
+12
14 September, Saturday. day, 18°; night, 4°; clear
15
+17
+7
15 September, sun
+17
+7
Feels like
+6
606 mmHg
39%
4.3
m/s
NE
Climate normal
+18
+11
15 September, Sunday. day, 17°; night, 7°; clear
16
+19
+8
16 September, mon
+19
+8
Feels like
+8
605 mmHg
51%
3.1
m/s
E
Climate normal
+17
+10
16 September, Monday. day, 19°; night, 8°; clear
17
+17
+8
17 September, tue
+17
+8
Feels like
+8
606 mmHg
60%
4.3
m/s
NE
Climate normal
+17
+10
17 September, Tuesday. day, 17°; night, 8°; clear
18
+19
+11
18 September, wed
+19
+11
Feels like
+10
603 mmHg
57%
2.7
m/s
SE
Climate normal
+17
+10
18 September, Wednesday. day, 19°; night, 11°; clear
19
+19
+11
19 September, thu
+19
+11
Feels like
+12
601 mmHg
50%
2.7
m/s
SE
Climate normal
+17
+10
19 September, Thursday. day, 19°; night, 11°; partly cloudy
20
+20
+12
20 September, fri
+20
+12
Feels like
+14
602 mmHg
56%
1.8
m/s
SE
Climate normal
+17
+10
20 September, Friday. day, 20°; night, 12°; mostly clear
21
+21
+12
21 September, sat
+21
+12
Feels like
+15
599 mmHg
53%
1.7
m/s
SE
Climate normal
+15
+10
21 September, Saturday. day, 21°; night, 12°; partly cloudy
22
+11
+5
22 September, sun
+11
+5
Feels like
+8
599 mmHg
87%
3.8
m/s
W
Climate normal
+17
+11
22 September, Sunday. day, 11°; night, 5°; rain
23
+14
+6
23 September, mon
+14
+6
Feels like
+6
606 mmHg
63%
1.6
m/s
E
Climate normal
+17
+11
23 September, Monday. day, 14°; night, 6°; partly cloudy
24
+19
+9
24 September, tue
+19
+9
Feels like
+9
605 mmHg
42%
3.5
m/s
S
Climate normal
+19
+11
24 September, Tuesday. day, 19°; night, 9°; mostly clear
25
+17
+7
25 September, wed
+17
+7
Feels like
+9
604 mmHg
43%
2.6
m/s
SW
Climate normal
+17
+10
25 September, Wednesday. day, 17°; night, 7°; partly cloudy
26
+16
+8
26 September, thu
+16
+8
Feels like
+8
604 mmHg
64%
2.6
m/s
W
Climate normal
+16
+10
26 September, Thursday. day, 16°; night, 8°; partly cloudy
Average data for 10 years
Next, the average data for 10 years
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
16
sunny days
3
days with precipitation
11
cloudy days
16 sunny days; 3 days with precipitation; 11 cloudy days;
51
%
air humidity
3.6
m/s
Wind
W
3
mm of precipitation
(1% of annual average)
air humidity 51%; 3 millimeters of precipitation (1% of annual average); Wind westerly 3.6 Meters per second
Forecast in graphs
Temperature
Humidity, %
Wind, m/s
Pressure, mmHg
W
W
W
NE
SW
SW
NW
NE
N
SW
NW
W
W
SW
W
NW
NE
S
NE
E
NE
SE
SE
SE
SE
W
E
S
SW
W
28
Average data for 10 years
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
26
Daytime temperature
Night-time temperature
