Lewistown weather live forecast

Today's maximum temperature in Lewistown is expected to be 8°C. Select a day from the live weather forecast for Lewistown, Montana, USA for more weather parameters.

Friday
27th Feb
8

-2

5

2
Saturday
28th Feb
0

-5

3

2
Sunday
1st Mar
9

-5

11

3
Monday
2nd Mar
11

-1

11

3
Tuesday
3rd Mar
13

-1

10

3

5-day weather forecast updated at 04:05 on Saturday 28th February 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 Friday 27th February 2026

Expect broken clouds in Lewistown, Montana with a maximum temperature of 8°C, maximum UV of 2 (Low) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a fresh breeze of 30 kph from the west.

8
°C maximum temperature
-2
°C minimum temperature
broken clouds
5
hours of sunshine
2
UV index (Low)
0
mm of rainfall expected
4
°C wind chill
30
kph wind from W

Lewistown weather for Saturday 28th February 2026

Expect broken clouds in Lewistown, Montana with a maximum temperature of 0°C, maximum UV of 2 (Low) and 3 hours of bright sunshine. There are 0 cm of snow expected and a moderate breeze of 21 kph from the north-west.

0
°C maximum temperature
-5
°C minimum temperature
broken clouds
3
hours of sunshine
2
UV index (Low)
0
cm of snow expected
-6
°C wind chill
21
kph wind from NW

Lewistown weather for Sunday 1st March 2026

Expect clear skies in Lewistown, Montana with a maximum temperature of 9°C, maximum UV of 3 (Moderate) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 12 kph from the south.

9
°C maximum temperature
-5
°C minimum temperature
clear skies
11
hours of sunshine
3
UV index (Moderate)
0
mm of rainfall expected
8
°C wind chill
12
kph wind from S

Lewistown weather for Monday 2nd March 2026

Expect clear skies in Lewistown, Montana with a maximum temperature of 11°C, maximum UV of 3 (Moderate) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 13 kph from the south-west.

11
°C maximum temperature
-1
°C minimum temperature
clear skies
11
hours of sunshine
3
UV index (Moderate)
0
mm of rainfall expected
11
°C wind chill
13
kph wind from SW

Lewistown weather for Tuesday 3rd March 2026

Expect scattered clouds in Lewistown, Montana with a maximum temperature of 13°C, maximum UV of 3 (Moderate) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 16 kph from the south-west.