Aarau, Switzerland: What to pack, what to wear, and when to go [2021]

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Traveling to Aarau, Switzerland? If you're planning to go to Aarau, this is some important information about when to go, what to wear, and what to pack.

Contents


When to go to Aarau, Switzerland

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

Important esssentials for Aarau, Switzerland

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

What to wear/what to pack for Aarau, Switzerland by month

January

If you are traveling to Aarau in January, you will notice that it is very cold. Expect it to rain or snow 5-10 days this month.

Daytime temperatures are in the 30s F (single digits C). There is frost about two thirds of the time.

What to wear/what to pack:

February

In February, Aarau is brisk. Temperatures routinely are in the low 40s F (single digits C) range. At night, lows are in the high 20s F (single digits below 0 C).

This is also a rainy time for Aarau, with several of the days of the month having rain. There is frost about half of the time.

What to wear/what to pack:

March

March in Aarau can be brisk. The average overnight temperatures in the area are in the low 30s F (single digits C). There is frost about half of the time.

What to wear/what to pack:

April

April in Aarau can be chilly. The average overnight temperatures in the area are in the high 30s F (single digits C). There is frost sometimes.

What to wear/what to pack:

May

May is chilly. Temperatures average in the 60s F (high 10s C) during the day. It rains about half of the time.

What to wear/what to pack:

June

June here is mild. Temperatures average in the low 70s F (low 20s C) during the day. It rains about half of the time.

What to wear/what to pack:

July

If you vacation in Aarau during July, you might see 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 50s F (low 10s C).

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

What to wear/what to pack:

August

If you visit Aarau during August, you will probably notice that it is warm. Temperatures tend to hover around the 70s F (low 20s C) during the day, while at night they can dip into the 50s F (low 10s C).

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

What to wear/what to pack:

September

September here is balmy. Temperatures average in the high 60s F (low 20s C) during the day. It rains 5-10 days this month.

What to wear/what to pack:

October

October in Aarau is crisp. The rain can amount to several inches/centimeters. During this time, temperatures average in the high 50s F (mid 10s C).

What to wear/what to pack:

November

Traveling to Aarau in November, you will notice that it is cold. Expect it to rain or snow a bit less than half of the time.

Daytime temperatures are in the 40s F (single digits C). There is frost about a third of the time.

What to wear/what to pack:

December

December in Aarau is brisk. Temperatures average in the high 30s F (single digits C) during the day. There is frost about half of the time. It rains or snows a bit less than half of the time.

What to wear/what to pack:

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