Washington Dulles International Airport, Virginia, United States of America: What to pack, what to wear, and when to go [2018]

Traveling to Washington Dulles International Airport, Virginia, United States of America? If you're planning to go to Washington Dulles International Airport, here is some important information about when to go, what to wear, and what to pack:

When to go to Washington Dulles International Airport, Virginia, United States of America

Based on the climate and weather in Washington Dulles International Airport, the best time to go is September. See below for details.

What to wear/what to pack for Washington Dulles International Airport, Virginia, United States of America by month

January

January in Washington Dulles International Airport can be brisk. The average overnight temperatures in the area are in the low 20s F (single digits below 0 C).

What to wear/what to pack:

  • Umbrella
  • Heavy socks
  • Heavy jacket
  • Sweaters
  • Gloves or mittens
  • Waterproof coat
  • Cold weather footwear
  • Warm pants or jeans
  • Waterproof boots

February

February here can be brisk. Temperatures average in the 40s F (single digits C) during the day. It rains or snows about a third of the time.

What to wear/what to pack:

  • Umbrella
  • Cold weather footwear
  • Heavy jacket
  • Heavy socks
  • Warm pants or jeans
  • Waterproof coat
  • Sweaters
  • Waterproof boots
  • Gloves or mittens

March

If you visit Washington Dulles International Airport during March, you are likely to find that it can be very chilly. Temperatures tend to hover around the 50s F (low 10s C) during the day, while at night they can dip into the low 30s F (single digits C).

In terms of precipitation, you can expect it to rain or snow/sleet a bit less than half of the time.

What to wear/what to pack:

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

April

In April, Washington Dulles International Airport is balmy. Temperatures routinely are in the 60s F (high 10s C) range.

At night, lows are in the low 40s F (single digits C). This is also a rainy time for Washington Dulles International Airport, with several of the days of the month having rain.

What to wear/what to pack:

  • Pants or jeans
  • Long skirts
  • Umbrella
  • Light jacket or fleece
  • Rain coat
  • Dresses
  • Waterproof footwear
  • Waterproof luggage
  • Socks
  • Long sleeve shirts or blouses
  • Standard footwear

May

If you vacation in Washington Dulles International Airport during May, you are likely to find that it is a perfect temperature. Temperatures tend to hover around the 70s F (mid 20s C) during the day, while at night they can dip into the low 50s F (low 10s C).

In terms of precipitation, you can expect it to rain regularly.

What to wear/what to pack:

  • Dresses
  • Waterproof footwear
  • Light footwear
  • Long and short sleeve shirts
  • Shorts or short pants
  • Rain coat
  • Waterproof luggage
  • Sunscreen lotion
  • Skirts
  • Sandals
  • Umbrella

June

If you are traveling to Washington Dulles International Airport in June, you will notice that it is hot. Expect it to rain 5-10 days this month. Daytime temperatures are in the low 80s F (high 20s C).

What to wear/what to pack:

  • Waterproof footwear
  • Rain coat
  • Waterproof luggage
  • Shorts
  • Short sleeve shirts
  • Sunscreen lotion
  • Sunglasses
  • Dresses
  • Skirts
  • Umbrella
  • Sandals

July

July in Washington Dulles International Airport can be very hot. The rain can amount to several inches/centimeters. During this time, temperatures average in the 70s F (mid 20s C) to high 80s F (low 30s C).

What to wear/what to pack:

  • Waterproof footwear
  • Waterproof luggage
  • Sandals
  • Umbrella
  • Short sleeve shirts
  • Sunscreen lotion
  • Shorts
  • Dresses
  • Skirts
  • Rain coat
  • Sunglasses

August

If you visit Washington Dulles International Airport during August, you are likely to find that it can be very hot. Temperatures tend to hover around the 80s F (low 30s C) during the day, while at night they can dip into the 60s F (high 10s C).

In terms of precipitation, you can expect it to rain 5-10 days this month.

What to wear/what to pack:

  • Rain coat
  • Sandals
  • Sunglasses
  • Waterproof luggage
  • Umbrella
  • Shorts
  • Skirts
  • Dresses
  • Short sleeve shirts
  • Sunscreen lotion
  • Waterproof footwear

September

September in Washington Dulles International Airport is a perfect temperature. The rain can amount to several inches/centimeters. During this time, temperatures average in the high 60s F (low 10s C) to high 70s F (mid 20s C).

What to wear/what to pack:

  • Dresses
  • Skirts
  • Long and short sleeve shirts
  • Waterproof footwear
  • Light footwear
  • Sandals
  • Umbrella
  • Sunscreen lotion
  • Waterproof luggage
  • Rain coat
  • Shorts or short pants

October

Traveling to Washington Dulles International Airport in October, you will notice that it is mild. Expect it to rain regularly. Daytime temperatures are in the high 60s F (low 10s C).

What to wear/what to pack:

  • Rain coat
  • Dresses
  • Standard footwear
  • Waterproof footwear
  • Pants or jeans
  • Long sleeve shirts or blouses
  • Umbrella
  • Long skirts
  • Light jacket or fleece
  • Waterproof luggage
  • Socks

November

November in Washington Dulles International Airport is cool. The average overnight temperatures in the area are in the 30s F (single digits C).

What to wear/what to pack:

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

December

December in Washington Dulles International Airport is cold. Temperatures average in the 40s F (single digits C) during the day. It rains or snows regularly.

What to wear/what to pack:

  • Heavy socks
  • Waterproof boots
  • Waterproof coat
  • Cold weather footwear
  • Heavy jacket
  • Sweaters
  • Gloves or mittens
  • Warm pants or jeans
  • Umbrella

Year-round what to wear/what to pack for Washington Dulles International Airport, Virginia, United States of America

Here are some general tips on what to wear in Washington Dulles International Airport, 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 Washington Dulles International Airport
  • Appropriate museum wear

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