West Yellowstone weather live forecast

Today's maximum temperature in West Yellowstone is expected to be 22°C. Select a day from the live weather forecast for West Yellowstone, Montana, USA for more weather parameters.

Wednesday
17th Jun
22

7

14

10
Thursday
18th Jun
23

1

12

10
Friday
19th Jun
26

5

9

10
Saturday
20th Jun
21

10

5

7
Sunday
21st Jun
21

5

10

9

5-day weather forecast updated at 04:03 on Wednesday 17th June 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 17th June 2026

Expect clear skies in West Yellowstone, Montana with a maximum temperature of 22°C, maximum UV of 10 (Very High) and 14 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 22 kph from the west.

22
°C maximum temperature
7
°C minimum temperature
clear skies
14
hours of sunshine
10
UV index (Very High)
0
mm of rainfall expected
0
no heat & humidity
22
kph wind from W

West Yellowstone weather for Thursday 18th June 2026

Expect scattered clouds in West Yellowstone, Montana with a maximum temperature of 23°C, maximum UV of 10 (Very High) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 16 kph from the west.

23
°C maximum temperature
1
°C minimum temperature
scattered clouds
12
hours of sunshine
10
UV index (Very High)
0
mm of rainfall expected
23
°C wind chill
16
kph wind from W

West Yellowstone weather for Friday 19th June 2026

Expect broken clouds in West Yellowstone, Montana with a maximum temperature of 26°C, maximum UV of 10 (Very High) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 14 kph from the south-west.

26
°C maximum temperature
5
°C minimum temperature
broken clouds
9
hours of sunshine
10
UV index (Very High)
0
mm of rainfall expected
0
no heat & humidity
14
kph wind from SW

West Yellowstone weather for Saturday 20th June 2026

Expect isolated thunderstorms in West Yellowstone, Montana with a maximum temperature of 21°C, maximum UV of 7 (High) and 5 hours of bright sunshine. There are 5-10 mm of rainfall expected with 86% chance of some rain and a gentle breeze of 13 kph from the west.

21
°C maximum temperature
10
°C minimum temperature
isolated thunderstorms
5
hours of sunshine
7
UV index (High)
86
% chance of some rain
<10
mm of rainfall expected
0
no heat & humidity
13
kph wind from W

West Yellowstone weather for Sunday 21st June 2026

Expect isolated thunderstorms in West Yellowstone, Montana with a maximum temperature of 21°C, maximum UV of 9 (Very High) and 10 hours of bright sunshine. There are 0-2 mm of rainfall expected with 55% chance of some rain and a gentle breeze of 15 kph from the west.