Columbia River Plateau, Washington, United States of America: What to pack, what to wear, and when to go [2022]

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Traveling to Columbia River Plateau, Washington, United States of America? If you're planning to go to Columbia River Plateau, I've got some important information about when to go, what to wear, and what to pack.

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About your travel guide

Hi! I'm Dev. I've traveled all over the world and in my travels, I have made many packing lists. In this series, my team and I have compiled the most useful information, as well as things we couldn't live without, to help you plan your trip.


When to go to Columbia River Plateau, Washington, United States of America

Based on the climate and weather in Columbia River Plateau, the best time to go is August. See below for details.

Important essentials for Columbia River Plateau, Washington, United States of America

Here are some general tips on what to wear in Columbia River Plateau, as well as several items to remember to pack when traveling there.

COVID-19 ESSENTIALS FOR 2022


  • Hand sanitizer

    This hand sanitizer is an excellent plane-friendly option.


  • N95 masks to use in crowded airports

    These N95 masks provide the best level of COVID protection possible.


  • Travel insurance

    If you or a companion get COVID-19, your amazing trip can be ruined. Good travel insurance can help. See plans


  • A vaccine card protector

    Vaccine cards may become worn. An unreadable vaccine card can have severe consequences. This vaccine card protector helps avoid that.


  • Travel disinfecting wipes

    Use these to sanitize plane and hotel surfaces.


  • Kids' KN95 masks

    N95 masks aren't sold for kids. These are a good alternative (and can also be used by adults if N95 masks are not available).

General health necessities

Don't forget these

What to wear/what to pack for Columbia River Plateau, Washington, United States of America by month

Already know when you're traveling?

January

January in Columbia River Plateau is brisk and snowy. The snow can amount to several inches/centimeters. During this time, temperatures average in the low 30s F (single digits below 0 C) to high 30s F (single digits C), although night temperatures can dip into the low 20s F (single digits below 0 C).

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February

February for Columbia River Plateau is pretty cool. Temperatures average in the 40s F (single digits C) during the day.

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March

Traveling to Columbia River Plateau in March, you will notice that it is chilly. Daytime temperatures are in the high 50s F (mid 10s C).

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April

April in Columbia River Plateau is mild and dry with little rain. The average overnight temperatures in the area are in the high 30s F (single digits C).

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May

If you are traveling to Columbia River Plateau in May, you will notice that it is warm and dry with little rain. Daytime temperatures are in the 70s F (mid 20s C).

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June

June in this region is hot and dry with little rain. Temperatures average in the low 80s F (high 20s C) during the day.

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July

July can be sweltering and very dry with almost no rain. Temperatures average in the low 90s F (low 30s C) during the day.

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August

Traveling to Columbia River Plateau in August, you will notice that it can be sweltering and very dry with almost no rain. Daytime temperatures are in the low 80s F (low 30s C).

What to wear/what to pack:

September

If you visit Columbia River Plateau during September, you may notice that it is pretty consistently hot and dry with little rain. Temperatures tend to hover around the low 80s F (high 20s C) during the day, while at night they can dip into the high 40s F (single digits C).

What to wear/what to pack:

October

October here is mild. Temperatures average in the high 60s F (low 10s C) during the day.

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November

November is cold. Temperatures average in the low 50s F (low 10s C) during the day.

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December

If you go to Columbia River Plateau in December, you will notice that it is brisk. Daytime temperatures are in the low 40s F (single digits C).

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