Yellowstone National Park, Wyoming, United States of America: What to pack, what to wear, and when to go [2018]

Traveling to Yellowstone National Park, Wyoming, United States of America? If you're planning to go to Yellowstone National Park, here is some important information about when to go, what to wear, and what to pack:

When to go to Yellowstone National Park, Wyoming, United States of America

Based on the climate and weather in Yellowstone National Park, the best time to go is July. See below for details.

What to wear/what to pack for Yellowstone National Park, Wyoming, United States of America by month

January

January in Yellowstone National Park can be bitter cold and somewhat snowy. The snow can amount to several inches/centimeters.

During this time, temperatures average in the low 10s F (10+ below zero C) to low 20s F (single digits below 0 C).

What to wear/what to pack:

  • Extreme cold weather gear
  • Neck gaiter
  • High performance gloves
  • Fleece for under jacket
  • Goggles for eye protection
  • Umbrella
  • Multiple layer jacket shell
  • Coveralls
  • Thermal undergarments
  • Waterproof boots
  • Thick pajamas
  • If you plan to ski, ski equipment
  • Waterproof coat
  • Insulated boots

February

If you go to Yellowstone National Park in February, you will notice that it can be bitter cold and somewhat snowy. Expect it to snow about half of the time.

Daytime temperatures are in the high 20s F (single digits below 0 C).

What to wear/what to pack:

  • Waterproof coat
  • Extreme cold weather gear
  • High performance gloves
  • Neck gaiter
  • Coveralls
  • Multiple layer jacket shell
  • Thick pajamas
  • Umbrella
  • Insulated boots
  • Fleece for under jacket
  • Thermal undergarments
  • Waterproof boots
  • Goggles for eye protection
  • If you plan to ski, ski equipment

March

In March, Yellowstone National Park is very cold and somewhat snowy. Temperatures routinely are in the 30s F (single digits C) and 5-10 days this month jump into the low 40s F (single digits C) range.

At night, lows are in the single digits F (10+ below zero C). This is also a rainy time for Yellowstone National Park, with several of the days of the month having rain.

What to wear/what to pack:

  • Fleece for under jacket
  • Coveralls
  • Thermal undergarments
  • If you plan to ski, ski equipment
  • Thick pajamas
  • Multiple layer jacket shell
  • Umbrella
  • Insulated boots
  • Extreme cold weather gear
  • Waterproof boots
  • Neck gaiter
  • Waterproof coat
  • High performance gloves
  • Goggles for eye protection

April

April in Yellowstone National Park can be very chilly and somewhat snowy. The rain/snow can amount to several inches/centimeters.

During this time, temperatures average in the high 20s F (single digits below 0 C) to low 40s F (single digits C), although night temperatures can dip into the single digits F (10+ below zero C).

What to wear/what to pack:

  • Pajamas, such as sweats
  • Very heavy socks
  • Thermal undergarments
  • Waterproof coat
  • Insulated boots
  • Gloves
  • Sweaters
  • Fleeces
  • If you plan to ski, ski equipment
  • Multiple layer jacket shell
  • Scarf
  • Waterproof boots
  • Umbrella

May

May in Yellowstone National Park is pretty cool. The rain/snow can amount to several inches/centimeters.

During this time, temperatures average in the high 30s F (single digits C) to low 50s F (low 10s C), although night temperatures can dip into the low 20s F (single digits below 0 C).

What to wear/what to pack:

  • Cold weather footwear
  • Sweaters
  • Warm pants or jeans
  • If you plan to ski, ski equipment
  • Gloves or mittens
  • Heavy socks
  • Heavy jacket
  • Umbrella
  • Waterproof boots
  • Waterproof coat

June

If you visit Yellowstone National Park during June, you are likely to find that it is crisp.

Temperatures tend to hover around the low 60s F (mid 10s C) during the day, while at night they can dip into the low 30s F (single digits C).

What to wear/what to pack:

  • Warm pants or jeans
  • Standard footwear
  • Waterproof coat
  • Waterproof boots
  • Umbrella
  • Fleeces
  • Socks
  • Light gloves or mittens
  • If you plan to ski, ski equipment
  • Jacket or coat

July

July is mild. Temperatures average in the low 70s F (low 20s C) during the day.

What to wear/what to pack:

  • Standard footwear
  • Waterproof footwear
  • Light gloves or mittens
  • Umbrella
  • Warm pants or jeans
  • Jacket or coat
  • Waterproof luggage
  • Fleeces
  • Socks
  • Rain coat

August

August in Yellowstone National Park is mild. The rain can amount to several inches/centimeters.

During this time, temperatures average in the low 70s F (low 20s C), although night temperatures can dip into the low 30s F (single digits C).

What to wear/what to pack:

  • Rain coat
  • Standard footwear
  • Fleeces
  • Waterproof footwear
  • Jacket or coat
  • Light gloves or mittens
  • Waterproof luggage
  • Socks
  • Warm pants or jeans
  • Umbrella

September

September in Yellowstone National Park is cool. Temperatures average in the low 60s F (mid 10s C) during the day.

What to wear/what to pack:

  • If you plan to ski, ski equipment
  • Sweaters
  • Heavy socks
  • Waterproof boots
  • Gloves or mittens
  • Cold weather footwear
  • Heavy jacket
  • Waterproof coat
  • Umbrella
  • Warm pants or jeans

October

If you go to Yellowstone National Park in October, you will notice that it can be brisk. Expect it to snow sometimes. Daytime temperatures are in the high 40s F (single digits C).

What to wear/what to pack:

  • Waterproof boots
  • Gloves or mittens
  • If you plan to ski, ski equipment
  • Warm pants or jeans
  • Waterproof coat
  • Cold weather footwear
  • Heavy jacket
  • Heavy socks
  • Sweaters
  • Umbrella

November

November in this region can be extremely cold and somewhat snowy. Temperatures average in the 30s F (single digits C) during the day. It snows about half of the time.

What to wear/what to pack:

  • Thermal undergarments
  • If you plan to ski, ski equipment
  • Umbrella
  • Multiple layer jacket shell
  • Sweaters
  • Gloves
  • Insulated boots
  • Waterproof boots
  • Very heavy socks
  • Pajamas, such as sweats
  • Waterproof coat
  • Fleeces
  • Scarf

December

If you are traveling to Yellowstone National Park in December, you will notice that it can be dangerously cold and somewhat snowy. Expect it to snow about half of the time.

Daytime temperatures are in the 20s F (single digits below 0 C).

What to wear/what to pack:

  • Neck gaiter
  • Insulated boots
  • Fleece for under jacket
  • Umbrella
  • Thick pajamas
  • If you plan to ski, ski equipment
  • Waterproof coat
  • High performance gloves
  • Coveralls
  • Extreme cold weather gear
  • Waterproof boots
  • Multiple layer jacket shell
  • Thermal undergarments
  • Goggles for eye protection

Year-round what to wear/what to pack for Yellowstone National Park, Wyoming, United States of America

Here are some general tips on what to wear in Yellowstone National Park, as well as several items to remember to pack when traveling there.

  • A plug adadpter that supports outlet types A and B
  • A SIM card that works in Yellowstone National Park
  • Appropriate museum wear
  • Bicycle friendly attire, if you plan on biking anywhere

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