On Tuesday, 21 January, mostly partly cloudy weather, no precipitation are expected in Helena. The lowest air temperature will be -24°C at 6 am, the highest temperature will be -9°C around 9 pm. The atmospheric pressure will be within 738-749 mm Hg. The relative humidity 39-58%. The wind will be mainly southerly 6 m/s with maximum gusts up to 18 m/s
UVI
00:00
12%
4 m/s
9 m/s
749
51%
0
03:00
<5%
4 m/s
8 m/s
749
54%
0
06:00
<5%
2 m/s
5 m/s
748
58%
0
09:00
<5%
3 m/s
4 m/s
748
54%
1
12:00
<5%
4 m/s
6 m/s
746
44%
2
15:00
<5%
6 m/s
9 m/s
742
39%
2
18:00
7%
6 m/s
14 m/s
740
48%
1
21:00
13%
8 m/s
18 m/s
738
47%
0
-21°
-27°
-23°
-29°
-24°
-29°
-22°
-27°
-15°
-21°
-11°
-17°
-10°
-17°
-9°
-16°