The best times to visit Les 3 Vallees for ideal weather are
May 21st to September 16th
based on average temperature and humidity from NOAA (the National Oceanic and Atmospheric Administration). Read below for more weather and travel details.
Les 3 Vallees Travel Guide
Other Les 3 Vallees Travel Info
Weather in Les 3 Vallees
Average temperatures in Les 3 Vallees vary greatly. Considering humidity, temperatures feel cold for about half of the year and otherwise nice with a chance of rain or snow throughout most of the year. The area is less temperate than some — in the 28th percentile for pleasant weather — compared to tourist destinations worldwide. Weeks with ideal weather are listed above. If you’re looking for the very warmest time to visit Les 3 Vallees, the hottest months are July, August, and then June. See average monthly temperatures below. The warmest time of year is generally early August where highs are regularly around 81.4°F (27.4°C) with temperatures rarely dropping below 55.4°F (13°C) at night.
Les 3 Vallees Temperatures (Fahrenheit)
Les 3 Vallees Temperatures (Celsius)
The way we experience weather isn’t all about temperature. Higher temperatures affect us much more at higher humidity, and colder temperatures feel piercing with high winds. Our perceived temperatures factor in humidity and wind chill to better represent how hot or cold the day feels to a person.
Les 3 Vallees Perceived Temperature (F)
Les 3 Vallees Perceived Temperature (C)
Average Les 3 Vallees Temperatures by Month
Daily highs (averaged for the month) usually give the best indication of the weather. A significantly lower mean and low generally just means it gets colder at night.
|Month||Avg. High (°F)||Avg. Mean (°F)||Avg. Low (°F)|
|Month||Avg. High (°C)||Avg. Mean (°C)||Avg. Low (°C)|
Precipitation (Rain or Snow)
If dry weather is what you’re after, the months with the lowest chance of significant precipitation in Les 3 Vallees are April, February, and then March. Note that we define “significant precipitation” as .1 inches or more in this section. The lowest chance of rain or snow occurs around early April. For example, on the week of April 2nd there is 1 day of precipitation on average. By contrast, it’s most likely to rain or snow in late May to early June with an average of 3 days of significant precipitation the week of May 28th.
When can you find snow in Les 3 Vallees? Weather stations report very large amounts of snow likely to be deepest around January, especially close to late January and early February. The best time to ski (if at all) in Les 3 Vallees is often around around December 17th when fresh powder is deepest. Please note that a value of 0 for snow in the graph below may either mean there was no snow, or that snow is unreported.
Chance of Precipitation
The graph below shows the % chance of rainy and snowy days in Les 3 Vallees.
Snow on the Ground
The graph below shows the average snow on the ground in Les 3 Vallees (in).
Average Rain and Snow by Month
|Month||Daily Chance of Rain||Average Snow Depth (in)||Total Precipitation (in)|
|Month||Daily Chance of Rain||Average Snow Depth (cm)||Total Precipitation (cm)|
Humidity and Wind
Les 3 Vallees has some very humid months, with other moderately humid months on the other side of the year. The least humid month is April (45.5% relative humidity), and the most humid month is December (71.9%).
Wind in Les 3 Vallees is usually extremely calm. The windiest month is April, followed by March and May. April’s average wind speed of around 3.5 knots (4.1 MPH or 6.5 KPH) is considered “light air.” Maximum sustained winds (the highest speed for the day lasting more than a few moments) are at their highest in late April where average top sustained speeds reach 8.7 knots, which is considered a gentle breeze.
Relative Humidity (%)
The graph below shows the average % humidity by month in Les 3 Vallees.
The graph below shows wind speed (max and average) in knots.
Average Wind Speeds
Show Wind Speeds
All wind speeds are in knots. 1 knot = 1.15 MPH or 1.85 KPH.
|Month||Avg. Wind||Avg. Wind Feel||Sustained High Wind||High Wind Feel|
|Jan||2.3||Barely noticeable||5.5||Light breeze|
|Feb||2.5||Barely noticeable||6.3||Light breeze|
|Mar||3.5||Barely noticeable||8||Light breeze|
|Apr||3.5||Barely noticeable||8.3||Gentle breeze|
|May||3.2||Barely noticeable||7.7||Light breeze|
|Jun||2.8||Barely noticeable||7||Gentle breeze|
|Jul||2.6||Barely noticeable||6.8||Light breeze|
|Aug||2.4||Barely noticeable||6.1||Light breeze|
|Sep||2.3||Barely noticeable||6||Light breeze|
|Oct||2.6||Barely noticeable||6.2||Light breeze|
|Nov||2.8||Barely noticeable||6.1||Light breeze|
|Dec||2.2||Barely noticeable||5.3||Light breeze|
Show Relative Humidity by Month
|Month||Avg. Relative Humidity|
Is it Safe to Travel to Les 3 Vallees?
Our best data indicates this area is somewhat safe. As of Oct 07, 2019 there are travel warnings for France; exercise a high degree of caution. Check this page for any recent changes or regions to avoid: Travel Advice and Advisories. This advisory was last updated on Sep 24, 2019.
The Busiest and Least Crowded Months
The busiest month for tourism in Les 3 Vallees, France is February, followed by January and July. Prices for hotels and flights will be most expensive during these months, though you can save if you purchase well in advance. Tourists are unlikely to visit Les 3 Vallees in November. Those willing to visit at these times will likely find it the least expensive month.
Estimated Tourism by Month
Most Popular Months to Visit
Overall Les 3 Vallees Travel Experience by Season
Spring (March through May)
Humidity and temperatures combine to make this season feel moderately cold. Highs range from 72°F (22.2°C) and 51.5°F (10.8°C) with warmer temperatures in the later months. Rain is somewhat common with 5 to 9 days of significant precipitation per month. Spring is the second busiest for tourism, which makes it a good time for those looking for things to do.
Summer (June through August)
The middle-year months have very comfortable weather with high temperatures that are comfortable. These months see the most precipitation with about 7 days of precipitation per month. June – August is fairly slow season for tourism in Les 3 Vallees, so lodging and other accommodations may cost slightly less.
Fall (September through November)
Fall daily highs range from 75°F (23.9°C) and 45.4°F (7.4°C), which will feel chilly given the humidity and wind. It rains or snows a significant amount: approximately 6 days per month. Tourism is the slowest during these months due to the weather, so hotels may be affordably priced.
Winter (December through February)
Weather is far too cold this time of year in Les 3 Vallees to be enjoyable for warm weather travelers. The average high during this season is between 51.5°F (10.8°C) and 40.8°F (4.9°C). On average, it rains or snows a fair amount: 5 to 8 times per month. These times of year are the busiest with tourists.