West Yellowstone weather live forecast

Today's maximum temperature in West Yellowstone is expected to be 28°C. Select a day from the live weather forecast for West Yellowstone, Montana, USA for more weather parameters.

Tuesday
21st Jul
28

10

6

10
Wednesday
22nd Jul
25

10

5

9
Thursday
23rd Jul
26

11

9

9
Friday
24th Jul
29

10

9

10
Saturday
25th Jul
29

10

8

10

5-day weather forecast updated at 04:03 on Tuesday 21st July 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 Tuesday 21st July 2026

Expect isolated thunderstorms in West Yellowstone, Montana with a maximum temperature of 28°C, low levels of heat & humidity, maximum UV of 10 (Very High) and 6 hours of bright sunshine. There are 0-2 mm of rainfall expected with 55% chance of some rain and a light breeze of 10 kph from the north-east.

28
°C maximum temperature
10
°C minimum temperature
isolated thunderstorms
6
hours of sunshine
10
UV index (Very High)
55
% chance of some rain
<2
mm of rainfall expected
L
low heat & humidity
10
kph wind from NE

West Yellowstone weather for Wednesday 22nd July 2026

Expect isolated thunderstorms in West Yellowstone, Montana with a maximum temperature of 25°C, maximum UV of 9 (Very High) and 5 hours of bright sunshine. There are 5-10 mm of rainfall expected with 93% chance of some rain and a light breeze of 9 kph from the north-west.

25
°C maximum temperature
10
°C minimum temperature
isolated thunderstorms
5
hours of sunshine
9
UV index (Very High)
93
% chance of some rain
<10
mm of rainfall expected
25
°C wind chill
9
kph wind from NW

West Yellowstone weather for Thursday 23rd July 2026

Expect isolated thunderstorms in West Yellowstone, Montana with a maximum temperature of 26°C, maximum UV of 9 (Very High) and 9 hours of bright sunshine. There are 2-5 mm of rainfall expected with 73% chance of some rain and a light breeze of 8 kph from the west.

26
°C maximum temperature
11
°C minimum temperature
isolated thunderstorms
9
hours of sunshine
9
UV index (Very High)
73
% chance of some rain
<5
mm of rainfall expected
26
°C wind chill
8
kph wind from W

West Yellowstone weather for Friday 24th July 2026

Expect isolated thunderstorms in West Yellowstone, Montana with a maximum temperature of 29°C, low levels of heat & humidity, maximum UV of 10 (Very High) and 9 hours of bright sunshine. There are 0-2 mm of rainfall expected with 18% chance of some rain and a gentle breeze of 19 kph from the south-west.

29
°C maximum temperature
10
°C minimum temperature
isolated thunderstorms
9
hours of sunshine
10
UV index (Very High)
18
% chance of some rain
<2
mm of rainfall expected
L
low heat & humidity
19
kph wind from SW

West Yellowstone weather for Saturday 25th July 2026

Expect isolated thunderstorms in West Yellowstone, Montana with a maximum temperature of 29°C, low levels of heat & humidity, maximum UV of 10 (Very High) and 8 hours of bright sunshine. There are 0-2 mm of rainfall expected with 31% chance of some rain and a gentle breeze of 19 kph from the south-west.