The best times to visit Les Chartreux for ideal weather are
April 2nd to July 1st
August 27th to November 11th
based on average temperature and humidity from NOAA (the National Oceanic and Atmospheric Administration). Read below for more weather and travel details.
Les Chartreux Travel Guide
Other Les Chartreux Travel Info
Weather in Les Chartreux
Average temperatures in Les Chartreux vary greatly. Considering humidity, temperatures feel nice most of the year, excluding some cold weeks in the winter, with a low chance of precipitation most of the year. The area is somewhat temperate — in the 56th 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 Chartreux, the hottest months are July, August, and then June. See average monthly temperatures below. The warmest time of year is generally early to mid August where highs are regularly around 86.3°F (30.2°C) with temperatures rarely dropping below 68.7°F (20.4°C) at night.
Les Chartreux Temperatures (Fahrenheit)
Les Chartreux 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 Chartreux Perceived Temperature (F)
Les Chartreux Perceived Temperature (C)
Average Les Chartreux 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 Chartreux are July, September, and then June. Note that we define “significant precipitation” as .1 inches or more in this section. The lowest chance of rain or snow occurs around mid January. For example, on the week of January 15th there are no days of precipitation on average. By contrast, it’s most likely to rain or snow in early to mid December with an average of 4 days of significant precipitation the week of December 10th.
When can you find snow in Les Chartreux? Weather stations report a very small amount of seasonal snow likely to be deepest around February, especially close to early February. The best time to ski (if at all) in Les Chartreux is often around around February 5th 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 Chartreux.
Snow on the Ground
The graph below shows the average snow on the ground in Les Chartreux (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 Chartreux has some high humidity months, with other comfortably humid months. The least humid month is July (53.9% relative humidity), and the most humid month is November (65.5%).
Wind in Les Chartreux is usually moderate. The windiest month is March, followed by November and May. March’s average wind speed of around 9.3 knots (10.7 MPH or 17.2 KPH) is considered “a gentle breeze.” Maximum sustained winds (the highest speed for the day lasting more than a few moments) are at their highest in mid March where average top sustained speeds reach 18.5 knots, which is considered a fresh breeze.
Relative Humidity (%)
The graph below shows the average % humidity by month in Les Chartreux.
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||8||Gentle breeze||15.2||Significant breeze|
|Feb||8.1||Gentle breeze||15.3||Significant breeze|
|Mar||9.3||Gentle breeze||16.8||Significant breeze|
|Apr||8.5||Gentle breeze||16.2||Significant breeze|
|May||8.8||Gentle breeze||16.2||Significant breeze|
|Jun||7.5||Gentle breeze||14.7||Significant breeze|
|Jul||8.3||Gentle breeze||15.5||Significant breeze|
|Aug||7.1||Gentle breeze||14.1||Significant breeze|
|Sep||7.4||Gentle breeze||14.6||Significant breeze|
|Oct||8.1||Gentle breeze||15.4||Significant breeze|
|Nov||8.8||Gentle breeze||15.8||Significant breeze|
|Dec||8.3||Gentle breeze||14.9||Significant breeze|
Show Relative Humidity by Month
|Month||Avg. Relative Humidity|
Is it Safe to Travel to Les Chartreux?
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 Chartreux, France is June, followed by July and May. 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 Chartreux 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 Chartreux Travel Experience by Season
Spring (March through May)
Humidity and temperatures combine to make this season feel moderate. Highs range from 75.7°F (24.3°C) and 59.7°F (15.4°C) with warmer temperatures in the later months. Rain is rare with 2 to 5 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 least precipitation with 0 to 1 days of precipitation per month. June – August is the busiest season for tourism in Les Chartreux, so lodging and other accommodations may cost more than usual.
Fall (September through November)
Fall daily highs range from 82.2°F (27.9°C) and 58.9°F (14.9°C), which will feel comfortable given the humidity and wind. It rains or snows a normal amount: 0 to 3 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 too cold this time of year in Les Chartreux to be enjoyable for warm weather travelers. The average high during this season is between 59.7°F (15.4°C) and 54°F (12.2°C). On average, it rains or snows a fair amount: 4 to 5 times per month. These times of year are fairly slow with tourists.