West Yellowstone weather live forecast

Today's maximum temperature in West Yellowstone is expected to be 21°C. Select a day from the live weather forecast for West Yellowstone, Montana, USA for more weather parameters.

Saturday
3rd Oct
21

-3

11

5
Sunday
4th Oct
22

-1

11

5
Monday
5th Oct
22

1

7

5
Tuesday
6th Oct
22

2

11

5
Wednesday
7th Oct
22

0

11

5

5-day weather forecast updated at 04:02 on Sunday 4th October 2026 GMT

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

West Yellowstone weather forecast by day

Below are the detailed weather forecasts for West Yellowstone for the next 5 days.

West Yellowstone weather for Saturday 3rd October 2026

Expect clear skies in West Yellowstone, Montana with a maximum temperature of 21°C, maximum UV of 5 (Moderate) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and little or no wind of 4 kph from the west.

21
°C maximum temperature
-3
°C minimum temperature
clear skies
11
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
4
kph wind from W

West Yellowstone weather for Sunday 4th October 2026

Expect clear skies in West Yellowstone, Montana with a maximum temperature of 22°C, maximum UV of 5 (Moderate) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 11 kph from the south-west.

22
°C maximum temperature
-1
°C minimum temperature
clear skies
11
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
11
kph wind from SW

West Yellowstone weather for Monday 5th October 2026

Expect scattered clouds in West Yellowstone, Montana with a maximum temperature of 22°C, maximum UV of 5 (Moderate) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 13 kph from the south-west.