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.

Friday
9th Oct
21

-3

10

4
Saturday
10th Oct
15

2

2

3
Sunday
11th Oct
8

-1

0

0
Monday
12th Oct
8

-5

0

2
Tuesday
13th Oct
11

-4

2

4

5-day weather forecast updated at 04:02 on Saturday 10th 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 Friday 9th October 2026

Expect scattered clouds in West Yellowstone, Montana with a maximum temperature of 21°C, maximum UV of 4 (Moderate) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 23 kph from the south-west.

21
°C maximum temperature
-3
°C minimum temperature
scattered clouds
10
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
23
kph wind from SW

West Yellowstone weather for Saturday 10th October 2026

Expect mostly cloudy with rain in West Yellowstone, Montana with a maximum temperature of 15°C, maximum UV of 3 (Moderate) and 2 hours of bright sunshine. There are 5-10 mm of rainfall expected with 99% chance of some rain and a moderate breeze of 20 kph from the south-west.

15
°C maximum temperature
2
°C minimum temperature
mostly cloudy with rain
2
hours of sunshine
3
UV index (Moderate)
99
% chance of some rain
<10
mm of rainfall expected
15
°C wind chill
20
kph wind from SW

West Yellowstone weather for Sunday 11th October 2026

Expect cloudy with sleet or snow in West Yellowstone, Montana with a maximum temperature of 8°C and no hours of bright sunshine. There are 30-40 mm of sleet/snow expected with 100% chance of some sleet or snow and a light breeze of 9 kph from the north-east.

8
°C maximum temperature
-1
°C minimum temperature
cloudy with sleet or snow
0
hours of sunshine
0
UV index (None)
100
% chance of some sleet or snow
<40
mm of sleet/snow expected
7
°C wind chill
9
kph wind from NE

West Yellowstone weather for Monday 12th October 2026

Expect mostly cloudy with snow in West Yellowstone, Montana with a maximum temperature of 8°C, maximum UV of 2 (Low) and no hours of bright sunshine. There are 10-20 cm of snow expected with 69% chance of some snow and a light breeze of 9 kph from the north.

8
°C maximum temperature
-5
°C minimum temperature
mostly cloudy with snow
0
hours of sunshine
2
UV index (Low)
69
% chance of some snow
<20
cm of snow expected
7
°C wind chill
9
kph wind from N

West Yellowstone weather for Tuesday 13th October 2026

Expect broken clouds in West Yellowstone, Montana with a maximum temperature of 11°C, maximum UV of 4 (Moderate) and 2 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 8 kph from the north.