West Yellowstone weather live forecast

Today's maximum temperature in West Yellowstone is expected to be 20°C. Select a day from the live weather forecast for West Yellowstone, Montana, USA for more weather parameters.

Friday
9th Oct
20

-1

9

4
Saturday
10th Oct
13

2

2

3
Sunday
11th Oct
10

0

0

1
Monday
12th Oct
10

-3

0

3
Tuesday
13th Oct
13

-1

4

3

5-day weather forecast updated at 04:02 on Friday 9th 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 20°C, maximum UV of 4 (Moderate) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 23 kph from the south-west.

20
°C maximum temperature
-1
°C minimum temperature
scattered clouds
9
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 13°C, maximum UV of 3 (Moderate) and 2 hours of bright sunshine. There are 5-10 mm of rainfall expected with 92% chance of some rain and a moderate breeze of 20 kph from the south.

13
°C maximum temperature
2
°C minimum temperature
mostly cloudy with rain
2
hours of sunshine
3
UV index (Moderate)
92
% chance of some rain
<10
mm of rainfall expected
0
no heat & humidity
20
kph wind from S

West Yellowstone weather for Sunday 11th October 2026

Expect cloudy with sleet or snow in West Yellowstone, Montana with a maximum temperature of 10°C, maximum UV of 1 (Low) and no hours of bright sunshine. There are 20-30 mm of sleet/snow expected with 99% chance of some sleet or snow and a light breeze of 9 kph from the north-east.

10
°C maximum temperature
0
°C minimum temperature
cloudy with sleet or snow
0
hours of sunshine
1
UV index (Low)
99
% chance of some sleet or snow
<30
mm of sleet/snow expected
9
°C wind chill
9
kph wind from NE

West Yellowstone weather for Monday 12th October 2026

Expect cloudy with sleet or snow in West Yellowstone, Montana with a maximum temperature of 10°C, maximum UV of 3 (Moderate) and no hours of bright sunshine. There are 5-10 mm of sleet/snow expected with 86% chance of some sleet or snow and little or no wind of 6 kph from the north-east.

10
°C maximum temperature
-3
°C minimum temperature
cloudy with sleet or snow
0
hours of sunshine
3
UV index (Moderate)
86
% chance of some sleet or snow
<10
mm of sleet/snow expected
0
no heat & humidity
6
kph wind from NE

West Yellowstone weather for Tuesday 13th October 2026

Expect mostly cloudy with light rain in West Yellowstone, Montana with a maximum temperature of 13°C, maximum UV of 3 (Moderate) and 4 hours of bright sunshine. There are 0-2 mm of rainfall expected with 38% chance of some rain and little or no wind of 5 kph from the south-west.