West Yellowstone weather live forecast

Today's maximum temperature in West Yellowstone is expected to be 27°F. Select a day from the live weather forecast for West Yellowstone, Montana, USA for more weather parameters.

Saturday
20th Dec
27

14

6

1
Sunday
21st Dec
34

21

0

1
Monday
22nd Dec
36

32

0

0
Tuesday
23rd Dec
37

30

1

1
Wednesday
24th Dec
39

28

1

1

5-day weather forecast updated at 04:03 on Saturday 20th December 2025 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 20th December 2025

Expect broken clouds in West Yellowstone, Montana with a maximum temperature of 27°F, maximum UV of 1 (Low) and 6 hours of bright sunshine. There are 0 cm of snow expected and a gentle breeze of 10 mph from the south-west.

27
°F maximum temperature
14
°F minimum temperature
broken clouds
6
hours of sunshine
1
UV index (Low)
0
cm of snow expected
18
°F wind chill
10
mph wind from SW

West Yellowstone weather for Sunday 21st December 2025

Expect cloudy with some snow in West Yellowstone, Montana with a maximum temperature of 34°F, maximum UV of 1 (Low) and no hours of bright sunshine. There are 10-20 cm of snow expected with 100% chance of some snow and a gentle breeze of 10 mph from the south-west.

34
°F maximum temperature
21
°F minimum temperature
cloudy with some snow
0
hours of sunshine
1
UV index (Low)
100
% chance of some snow
<20
cm of snow expected
25
°F wind chill
10
mph wind from SW

West Yellowstone weather for Monday 22nd December 2025

Expect cloudy with some snow in West Yellowstone, Montana with a maximum temperature of 36°F and no hours of bright sunshine. There are 10-20 cm of snow expected with 99% chance of some snow and a moderate breeze of 14 mph from the south-west.

36
°F maximum temperature
32
°F minimum temperature
cloudy with some snow
0
hours of sunshine
0
UV index (None)
99
% chance of some snow
<20
cm of snow expected
28
°F wind chill
14
mph wind from SW

West Yellowstone weather for Tuesday 23rd December 2025

Expect mostly cloudy with light snow in West Yellowstone, Montana with a maximum temperature of 37°F, maximum UV of 1 (Low) and 1 hour of bright sunshine. There are 2-5 cm of snow expected with 72% chance of some snow and a gentle breeze of 8 mph from the south.

37
°F maximum temperature
30
°F minimum temperature
mostly cloudy with light snow
1
hour of sunshine
1
UV index (Low)
72
% chance of some snow
<5
cm of snow expected
30
°F wind chill
8
mph wind from S

West Yellowstone weather for Wednesday 24th December 2025

Expect cloudy with sleet or snow in West Yellowstone, Montana with a maximum temperature of 39°F, maximum UV of 1 (Low) and 1 hour of bright sunshine. There are 20-30 mm of sleet/snow expected with 88% chance of some sleet or snow and a moderate breeze of 12 mph from the south.