Issaquah, Washington, United States of America: What to pack, what to wear, and when to go [2021]

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Traveling to Issaquah, Washington, United States of America? If you're planning to go to Issaquah, below is some important information about when to go, what to wear, and what to pack.

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When to go to Issaquah, Washington, United States of America

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

Important esssentials for Issaquah, Washington, United States of America

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

What to wear/what to pack for Issaquah, Washington, United States of America by month

January

If you visit Issaquah during January, you may find that it is brisk and very rainy. Temperatures tend to hover around the high 40s F (single digits C) during the day, while at night they can dip into the high 30s F (single digits C).

In terms of precipitation, you can expect it to rain about half of the time.

What to wear/what to pack:

February

If you go to Issaquah in February, you will notice that it is pretty cool and somewhat rainy. Expect it to rain about half of the time. Daytime temperatures are in the low 40s F (single digits C).

What to wear/what to pack:

March

If you vacation in Issaquah during March, you are likely to see that it is pretty cool and very rainy. Temperatures tend to hover around the 50s F (low 10s C) during the day, while at night they can dip into the high 30s F (single digits C).

In terms of precipitation, you can expect it to rain about half of the time.

What to wear/what to pack:

April

If you go to Issaquah in April, you will notice that it is crisp and somewhat rainy. Expect it to rain about half of the time. Daytime temperatures are in the high 50s F (mid 10s C).

What to wear/what to pack:

May

If you visit Issaquah during May, you might find that it is cool and somewhat rainy. Temperatures tend to hover around the 60s F (high 10s C) during the day, while at night they can dip into the high 40s F (single digits C).

In terms of precipitation, you can expect it to rain about a third of the time.

What to wear/what to pack:

June

June in Issaquah is balmy. The rain can amount to several inches/centimeters.

During this time, temperatures average in the low 60s F (mid 10s C) to low 60s F (low 20s C), although night temperatures can dip into the low 50s F (single digits C).

What to wear/what to pack:

July

If you are traveling to Issaquah in July, you will notice that it is warm. Expect it to rain once in a while. Daytime temperatures are in the 70s F (mid 20s C).

What to wear/what to pack:

August

August in Issaquah is warm. Temperatures average in the 70s F (mid 20s C) during the day. It rains occasionally.

What to wear/what to pack:

September

If you are traveling to Issaquah in September, you will notice that it is mild. Expect it to rain regularly. Daytime temperatures are in the low 70s F (low 20s C).

What to wear/what to pack:

October

If you go to Issaquah in October, you will notice that it is cool and somewhat rainy. Expect it to rain regularly. Daytime temperatures are in the low 50s F (mid 10s C).

What to wear/what to pack:

November

November in Issaquah can be very chilly and very rainy. The rain can amount to several inches/centimeters.

During this time, temperatures average in the 40s F (single digits C) to low 50s F (low 10s C), although night temperatures can dip into the low 30s F (single digits C).

What to wear/what to pack:

December

If you vacation in Issaquah during December, you are likely to find that it is cold and very rainy. Temperatures tend to hover around the 40s F (single digits C) during the day, while at night they can dip into the 30s F (single digits C).

In terms of precipitation, you can expect it to rain about half of the time.

What to wear/what to pack:

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