Lewistown weather live forecast

Today's maximum temperature in Lewistown is expected to be 6°C. Select a day from the live weather forecast for Lewistown, Montana, USA for more weather parameters.

Monday
2nd Nov
6

0

5

2
Tuesday
3rd Nov
12

1

6

2
Wednesday
4th Nov
8

1

8

2
Thursday
5th Nov
11

1

8

2
Friday
6th Nov
12

3

1

2

5-day weather forecast updated at 04:03 on Monday 2nd November 2026 GMT

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

Lewistown weather forecast by day

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

Lewistown weather for Monday 2nd November 2026

Expect cloudy with sleet or snow in Lewistown, Montana with a maximum temperature of 6°C, maximum UV of 2 (Low) and 5 hours of bright sunshine. There are 2-5 mm of sleet/snow expected with 9% chance of some sleet or snow and a moderate breeze of 22 kph from the north-west.

6
°C maximum temperature
0
°C minimum temperature
cloudy with sleet or snow
5
hours of sunshine
2
UV index (Low)
9
% chance of some sleet or snow
<5
mm of sleet/snow expected
2
°C wind chill
22
kph wind from NW

Lewistown weather for Tuesday 3rd November 2026

Expect broken clouds in Lewistown, Montana with a maximum temperature of 12°C, maximum UV of 2 (Low) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 8 kph from the south.

12
°C maximum temperature
1
°C minimum temperature
broken clouds
6
hours of sunshine
2
UV index (Low)
0
mm of rainfall expected
12
°C wind chill
8
kph wind from S

Lewistown weather for Wednesday 4th November 2026

Expect scattered clouds in Lewistown, Montana with a maximum temperature of 8°C, maximum UV of 2 (Low) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and little or no wind of 4 kph from the south.

8
°C maximum temperature
1
°C minimum temperature
scattered clouds
8
hours of sunshine
2
UV index (Low)
0
mm of rainfall expected
0
no heat & humidity
4
kph wind from S

Lewistown weather for Thursday 5th November 2026

Expect scattered clouds in Lewistown, Montana with a maximum temperature of 11°C, maximum UV of 2 (Low) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 9 kph from the south-west.

11
°C maximum temperature
1
°C minimum temperature
scattered clouds
8
hours of sunshine
2
UV index (Low)
0
mm of rainfall expected
0
no heat & humidity
9
kph wind from SW

Lewistown weather for Friday 6th November 2026

Expect broken clouds in Lewistown, Montana with a maximum temperature of 12°C, maximum UV of 2 (Low) and 1 hour of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 20 kph from the west.