West Yellowstone weather live forecast

Today's maximum temperature in West Yellowstone is expected to be 10°C. Select a day from the live weather forecast for West Yellowstone, Montana, USA for more weather parameters.

Wednesday
14th Oct
10

-7

7

4
Thursday
15th Oct
12

-6

10

4
Friday
16th Oct
13

-6

9

4
Saturday
17th Oct
13

-5

6

4
Sunday
18th Oct
13

-3

8

4

5-day weather forecast updated at 04:02 on Wednesday 14th 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 Wednesday 14th October 2026

Expect scattered clouds in West Yellowstone, Montana with a maximum temperature of 10°C, maximum UV of 4 (Moderate) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 10 kph from the north.

10
°C maximum temperature
-7
°C minimum temperature
scattered clouds
7
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
10
kph wind from N

West Yellowstone weather for Thursday 15th October 2026

Expect scattered clouds in West Yellowstone, Montana with a maximum temperature of 12°C, maximum UV of 4 (Moderate) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 7 kph from the north-east.

12
°C maximum temperature
-6
°C minimum temperature
scattered clouds
10
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
12
°C wind chill
7
kph wind from NE

West Yellowstone weather for Friday 16th October 2026

Expect fog in low lying areas in West Yellowstone, Montana with a maximum temperature of 13°C, maximum UV of 4 (Moderate) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 10 kph from the south-west.

13
°C maximum temperature
-6
°C minimum temperature
fog in low lying areas
9
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
10
kph wind from SW

West Yellowstone weather for Saturday 17th October 2026

Expect fog in low lying areas in West Yellowstone, Montana with a maximum temperature of 13°C, maximum UV of 4 (Moderate) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 16 kph from the south-west.

13
°C maximum temperature
-5
°C minimum temperature
fog in low lying areas
6
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
13
°C wind chill
16
kph wind from SW

West Yellowstone weather for Sunday 18th October 2026

Expect fog in low lying areas in West Yellowstone, Montana with a maximum temperature of 13°C, maximum UV of 4 (Moderate) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 14 kph from the south-west.