Val d'Illiez, Switzerland: What to pack, what to wear, and when to go [2021]

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Traveling to Val d'Illiez, Switzerland? If you're planning to go to Val d'Illiez, here is some important information about when to go, what to wear, and what to pack:

When to go to Val d'Illiez, Switzerland

Based on the climate and weather in Val d'Illiez, the best time to go is July. See below for details.

What to wear/what to pack for Val d'Illiez, Switzerland by month

January

January in Val d'Illiez 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), although night temperatures can dip into the single digits F (10+ below zero C).

What to wear/what to pack:

February

February in Val d'Illiez is cold. The rain/snow can amount to several inches/centimeters.

During this time, temperatures average in the 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:

March

If you visit Val d'Illiez during March, you will probably notice that it is pretty cool. Temperatures tend to hover around the high 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 or snow/sleet a bit less than half of the time. There is frost 5-10 days this month.

What to wear/what to pack:

April

In April, Val d'Illiez is relatively cool. Temperatures routinely are in the 50s F (mid 10s C) range.

At night, lows are in the high 30s F (single digits C). This is also a rainy time for Val d'Illiez, with several of the days of the month having rain.

What to wear/what to pack:

May

In May, Val d'Illiez is chilly. Temperatures routinely are in the 60s F (high 10s C) range.

At night, lows are in the 40s F (single digits C). This is also a rainy time for Val d'Illiez, with several of the days of the month having rain.

What to wear/what to pack:

June

If you visit Val d'Illiez during June, you might see that it is balmy. Temperatures tend to hover around the low 60s F (low 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 a bit less than half of the time.

What to wear/what to pack:

July

In July, Val d'Illiez is a perfect temperature. Temperatures routinely are in the 70s F (mid 20s C) range.

At night, lows are in the 50s F (low 10s C). This is also a rainy time for Val d'Illiez, with several of the days of the month having rain.

What to wear/what to pack:

August

August in Val d'Illiez is a perfect temperature. The rain can amount to several inches/centimeters. During this time, temperatures average in the low 70s F (low 20s C).

What to wear/what to pack:

September

If you visit Val d'Illiez during September, you may see that it is balmy. Temperatures tend to hover around the high 60s F (low 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:

October

If you vacation in Val d'Illiez during October, you might see that it is cool. Temperatures tend to hover around the high 50s F (mid 10s C) during the day, while at night they can dip into the low 40s F (single digits C).

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

What to wear/what to pack:

November

In November, Val d'Illiez is brisk. Temperatures routinely are in the high 40s F (single digits C) range. At night, lows are in the 30s F (single digits C).

This is also a rainy time for Val d'Illiez, with several of the days of the month having rain. There is frost about a third of the time.

What to wear/what to pack:

December

If you go to Val d'Illiez in December, you will notice that it can be brisk. Expect it to rain or snow a bit less than half of the time.

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

What to wear/what to pack:

Year-round what to wear/what to pack for Val d'Illiez, Switzerland

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

  • A plug adapter that supports outlet types C and J. This one should work in most countries, but you should check with your hotel.
  • A SIM card that works in Val d'Illiez. A good global SIM card works in most countries, but check the country list before buying. In some locations you may need a satellite phone. We recommend this satellite phone
  • Emergency water purifier

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