Yellowstone National Park weather

Q: What's the temperature like in Yellowstone National Park during October?

It's cold in Yellowstone National Park during October. The temperature tops out at around 7℃ during the day , falling away to -5℃ at night . Brrrr! The UV index will be low at this time of year, so not something to worry about. However, if you're going to be outside for long periods it's always a good idea to apply a small amount of sunscreen to exposed skin.

Q: Does it snow in Yellowstone National Park during October?

Yes, it's very likely that it'll snow , and there will also be ice and snow on the ground, so pack appropriate footwear and clothing.

Q: Does it rain in Yellowstone National Park during October?

On average, there will be 7 rainy days during the month, amounting to 77.9mm in total. That's broadly comparable with the amount of rain we see in England during the summer months, and would be considered dry . Of course, some of that rain will actually fall as sleet, snow, and possibly freezing rain. There's a good chance that you'll catch a thunderstorm during your trip.

Q: Is it windy in Yellowstone National Park during October?

You're unlikely to experience any strong winds. Expect a light breeze that picks up slightly at times in October. With cold air temperatures at this time of year, any breeze will feel very cold .

Our guide to the weather in Yellowstone National Park during October

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We've looked at the most up-to-date weather data for Yellowstone National Park, covering the last 12 years up to 2024, plus we've asked our team of travel bloggers for their first-hand experiences in order to answer the most frequently asked questions about Yellowstone National Park weather in October.

What's the temperature like in Yellowstone National Park during October?

It's cold in Yellowstone National Park during October. The temperature tops out at around 7℃ during the day, falling away to -5℃ at night. Brrrr! The UV index will be low at this time of year, so not something to worry about. However, if you're going to be outside for long periods it's always a good idea to apply a small amount of sunscreen to exposed skin.

Does it snow in Yellowstone National Park during October?

Yes, it's very likely that it'll snow, and there will also be ice and snow on the ground, so pack appropriate footwear and clothing.

Does it rain in Yellowstone National Park during October?

On average, there will be 7 rainy days during the month, amounting to 77.9mm in total. That's broadly comparable with the amount of rain we see in England during the summer months, and would be considered dry. Of course, some of that rain will actually fall as sleet, snow, and possibly freezing rain. There's a good chance that you'll catch a thunderstorm during your trip.

Is it windy in Yellowstone National Park during October?

You're unlikely to experience any strong winds. Expect a light breeze that picks up slightly at times in October. With cold air temperatures at this time of year, any breeze will feel very cold.

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