West Yellowstone weather live forecast

Today's maximum temperature in West Yellowstone is expected to be 5°C. Select a day from the live weather forecast for West Yellowstone, Montana, USA for more weather parameters.

Saturday
18th Apr
5

-18

13

8
Sunday
19th Apr
12

-6

12

8
Monday
20th Apr
16

-1

12

8
Tuesday
21st Apr
18

0

10

8
Wednesday
22nd Apr
12

1

4

7

5-day weather forecast updated at 04:03 on Sunday 19th April 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 18th April 2026

Expect clear skies in West Yellowstone, Montana with a maximum temperature of 5°C, maximum UV of 8 (Very High) and 13 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 13 kph from the south-west.

5
°C maximum temperature
-18
°C minimum temperature
clear skies
13
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
2
°C wind chill
13
kph wind from SW

West Yellowstone weather for Sunday 19th April 2026

Expect scattered clouds in West Yellowstone, Montana with a maximum temperature of 12°C, maximum UV of 8 (Very High) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 9 kph from the south-west.

12
°C maximum temperature
-6
°C minimum temperature
scattered clouds
12
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
0
no heat & humidity
9
kph wind from SW

West Yellowstone weather for Monday 20th April 2026

Expect scattered clouds in West Yellowstone, Montana with a maximum temperature of 16°C, maximum UV of 8 (Very High) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 11 kph from the south-west.

16
°C maximum temperature
-1
°C minimum temperature
scattered clouds
12
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
16
°C wind chill
11
kph wind from SW

West Yellowstone weather for Tuesday 21st April 2026

Expect scattered clouds in West Yellowstone, Montana with a maximum temperature of 18°C, maximum UV of 8 (Very High) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 14 kph from the south-west.

18
°C maximum temperature
0
°C minimum temperature
scattered clouds
10
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
0
no heat & humidity
14
kph wind from SW

West Yellowstone weather for Wednesday 22nd April 2026

Expect cloudy with sleet or snow in West Yellowstone, Montana with a maximum temperature of 12°C, maximum UV of 7 (High) and 4 hours of bright sunshine. There are 5-10 mm of sleet/snow expected with 85% chance of some sleet or snow and a gentle breeze of 19 kph from the south-west.