Average temperature in West Yellowstone (MT)
The mean minimum and maximum temperatures over the year in West Yellowstone (Montana), the United States of America.
- The months of June, July, August and September have nice average temperatures.
- Cold season / winter is in the months January, February and December.
- On average, the warmest month is July with 27°C.
- On average, the coolest month is December with -3°C.
- The average annual maximum temperature is 11°C.
- The average annual minimum temperature is -6°C.
Weather Forecasts for West Yellowstone (MT)
broken clouds and no rain
partly cloudy and no rain
overcast and rain