Helena weather live forecast

Today's maximum temperature in Helena is expected to be 11°C. Select a day from the live weather forecast for Helena, Montana, USA for more weather parameters.

Sunday
4th Jan
11

0

6

1
Monday
5th Jan
3

-2

4

1
Tuesday
6th Jan
2

-1

0

1
Wednesday
7th Jan
2

-5

6

1
Thursday
8th Jan
-2

-7

3

1

5-day weather forecast updated at 04:01 on Monday 5th January 2026 GMT

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The 5-day weather forecast for Montana (Helena) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Helena weather forecast by day

Below are the detailed weather forecasts for Helena for the next 5 days.

Helena weather for Sunday 4th January 2026

Expect sunshine and showers in Helena, Montana with a maximum temperature of 11°C, maximum UV of 1 (Low) and 6 hours of bright sunshine. There are 0-2 mm of rainfall expected with 50% chance of some rain and a light breeze of 12 kph from the south.

11
°C maximum temperature
0
°C minimum temperature
sunshine and showers
6
hours of sunshine
1
UV index (Low)
50
% chance of some rain
<2
mm of rainfall expected
0
no heat & humidity
12
kph wind from S

Helena weather for Monday 5th January 2026

Expect cloudy with sleet or snow in Helena, Montana with a maximum temperature of 3°C, maximum UV of 1 (Low) and 4 hours of bright sunshine. There are 0-2 mm of sleet/snow expected with 49% chance of some sleet or snow and a light breeze of 10 kph from the west.

3
°C maximum temperature
-2
°C minimum temperature
cloudy with sleet or snow
4
hours of sunshine
1
UV index (Low)
49
% chance of some sleet or snow
<2
mm of sleet/snow expected
0
°C wind chill
10
kph wind from W

Helena weather for Tuesday 6th January 2026

Expect mostly cloudy with light snow in Helena, Montana with a maximum temperature of 2°C, maximum UV of 1 (Low) and no hours of bright sunshine. There are 0-2 cm of snow expected with 11% chance of some snow and a gentle breeze of 16 kph from the south-west.

2
°C maximum temperature
-1
°C minimum temperature
mostly cloudy with light snow
0
hours of sunshine
1
UV index (Low)
11
% chance of some snow
<2
cm of snow expected
-2
°C wind chill
16
kph wind from SW

Helena weather for Wednesday 7th January 2026

Expect cloudy with sleet or snow in Helena, Montana with a maximum temperature of 2°C, maximum UV of 1 (Low) and 6 hours of bright sunshine. There are 0-2 mm of sleet/snow expected with 14% chance of some sleet or snow and a moderate breeze of 25 kph from the west.

2
°C maximum temperature
-5
°C minimum temperature
cloudy with sleet or snow
6
hours of sunshine
1
UV index (Low)
14
% chance of some sleet or snow
<2
mm of sleet/snow expected
-4
°C wind chill
25
kph wind from W

Helena weather for Thursday 8th January 2026

Expect broken clouds in Helena, Montana with a maximum temperature of -2°C, maximum UV of 1 (Low) and 3 hours of bright sunshine. There are 0 cm of snow expected and a moderate breeze of 22 kph from the west.