Helena weather live forecast

Today's maximum temperature in Helena is expected to be -5°C. Select a day from the live weather forecast for Helena, Montana, USA for more weather parameters.

Thursday
19th Feb
-5

-18

9

2
Friday
20th Feb
0

-12

0

2
Saturday
21st Feb
1

-10

9

2
Sunday
22nd Feb
3

-9

2

3
Monday
23rd Feb
10

-6

9

2

5-day weather forecast updated at 04:01 on Thursday 19th February 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 Thursday 19th February 2026

Expect scattered clouds in Helena, Montana with a maximum temperature of -5°C, maximum UV of 2 (Low) and 9 hours of bright sunshine. There are 0 cm of snow expected and a light breeze of 8 kph from the north-west.

-5
°C maximum temperature
-18
°C minimum temperature
scattered clouds
9
hours of sunshine
2
UV index (Low)
0
cm of snow expected
-8
°C wind chill
8
kph wind from NW

Helena weather for Friday 20th February 2026

Expect mostly cloudy with light snow in Helena, Montana with a maximum temperature of 0°C, maximum UV of 2 (Low) and no hours of bright sunshine. There are 0-2 cm of snow expected with 14% chance of some snow and a light breeze of 10 kph from the south-west.

0
°C maximum temperature
-12
°C minimum temperature
mostly cloudy with light snow
0
hours of sunshine
2
UV index (Low)
14
% chance of some snow
<2
cm of snow expected
-3
°C wind chill
10
kph wind from SW

Helena weather for Saturday 21st February 2026

Expect scattered clouds in Helena, Montana with a maximum temperature of 1°C, maximum UV of 2 (Low) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 7 kph from the south-west.

1
°C maximum temperature
-10
°C minimum temperature
scattered clouds
9
hours of sunshine
2
UV index (Low)
0
mm of rainfall expected
-1
°C wind chill
7
kph wind from SW

Helena weather for Sunday 22nd February 2026

Expect broken clouds in Helena, Montana with a maximum temperature of 3°C, maximum UV of 3 (Moderate) and 2 hours of bright sunshine. There are 0 mm of rainfall expected and little or no wind of 6 kph from the south.

3
°C maximum temperature
-9
°C minimum temperature
broken clouds
2
hours of sunshine
3
UV index (Moderate)
0
mm of rainfall expected
1
°C wind chill
6
kph wind from S

Helena weather for Monday 23rd February 2026

Expect scattered clouds in Helena, Montana with a maximum temperature of 10°C, maximum UV of 2 (Low) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 11 kph from the south.