The best times to visit Saint-Jean-de-Monts for ideal weather are
April 30th 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.
Saint-Jean-de-Monts Travel Guide
Other Saint-Jean-de-Monts Travel Info
Weather in Saint-Jean-de-Monts
Average temperatures in Saint-Jean-de-Monts vary somewhat. Considering humidity, temperatures feel nice most of the year, excluding some cold weeks in the winter, with a fair chance of precipitation about half of the year. The area is somewhat temperate — in the 45th 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 Saint-Jean-de-Monts, the hottest months are July, August, and then June. See average monthly temperatures below. The warmest time of year is generally late July where highs are regularly around 73.5°F (23.1°C) with temperatures rarely dropping below 60.4°F (15.8°C) at night.
Saint-Jean-de-Monts Temperatures (Fahrenheit)
Saint-Jean-de-Monts 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.
Saint-Jean-de-Monts Perceived Temperature (F)
Saint-Jean-de-Monts Perceived Temperature (C)
Average Saint-Jean-de-Monts 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 Saint-Jean-de-Monts are June, July, and then September. Note that we define “significant precipitation” as .1 inches or more in this section. The lowest chance of rain or snow occurs around late June. For example, on the week of June 25th there are no days of precipitation on average. By contrast, it’s most likely to rain or snow in early December with an average of 3 days of significant precipitation the week of December 3rd.
When can you find snow in Saint-Jean-de-Monts? Weather stations report no annual snow. 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 Saint-Jean-de-Monts.
Snow on the Ground
The graph below shows the average snow on the ground in Saint-Jean-de-Monts (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
Saint-Jean-de-Monts has some very humid months, and above average humidity throughout the year. The least humid month is April (69.1% relative humidity), and the most humid month is January (80.9%).
Wind in Saint-Jean-de-Monts is usually moderate. The windiest month is December, followed by November and January. December’s average wind speed of around 12.4 knots (14.2 MPH or 22.9 KPH) is considered “a moderate breeze.” Maximum sustained winds (the highest speed for the day lasting more than a few moments) are at their highest in early February where average top sustained speeds reach 20.3 knots, which is considered a fresh breeze.
Relative Humidity (%)
The graph below shows the average % humidity by month in Saint-Jean-de-Monts.
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||11.8||Significant breeze||17.9||Strong breeze|
|Feb||11.7||Significant breeze||17.6||Strong breeze|
|Mar||10.8||Gentle breeze||15.8||Strong breeze|
|Apr||10.2||Gentle breeze||14.9||Significant breeze|
|May||10||Gentle breeze||14.5||Strong breeze|
|Jun||9.7||Gentle breeze||14.2||Significant breeze|
|Jul||9.4||Gentle breeze||14||Strong breeze|
|Aug||9.2||Gentle breeze||13.9||Significant breeze|
|Sep||9.1||Gentle breeze||13||Strong breeze|
|Oct||9.7||Gentle breeze||14.5||Significant breeze|
|Nov||11.9||Significant breeze||17.8||Strong breeze|
|Dec||12.4||Significant breeze||18.3||Strong breeze|
Show Relative Humidity by Month
|Month||Avg. Relative Humidity|
Is it Safe to Travel to Saint-Jean-de-Monts?
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 Saint-Jean-de-Monts, France is July, followed by June and August. 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 Saint-Jean-de-Monts 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 Saint-Jean-de-Monts Travel Experience by Season
Spring (March through May)
Humidity and temperatures combine to make this season feel moderately cold. Highs range from 67.6°F (19.8°C) and 52.4°F (11.3°C) with warmer temperatures in the later months. Rain is somewhat common with 5 to 6 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 4 to 6 days of precipitation per month. June – August is the busiest season for tourism in Saint-Jean-de-Monts, so lodging and other accommodations may cost more than usual.
Fall (September through November)
Fall daily highs range from 72.6°F (22.6°C) and 53.3°F (11.8°C), which will feel comfortable given the humidity and wind. It rains or snows a significant amount: 4 to 10 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 Saint-Jean-de-Monts to be enjoyable for warm weather travelers. The average high during this season is between 53.2°F (11.8°C) and 48.5°F (9.2°C). On average, it rains or snows a fair amount: 8 to 10 times per month. These times of year are fairly slow with tourists.