The best times to visit Mers-les-Bains for ideal weather are

May 21st to October 14th

based on average temperature and humidity from NOAA (the National Oceanic and Atmospheric Administration). Read below for more weather and travel details.

 

 


Other Mers-les-Bains Travel Info

Weather in Mers-les-Bains

Temperature

Average temperatures in Mers-les-Bains vary somewhat. 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 29th 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 Mers-les-Bains, the hottest months are August, July, and then September. See average monthly temperatures below. The warmest time of year is generally early August where highs are regularly around 72.6°F (22.6°C) with temperatures rarely dropping below 56.8°F (13.8°C) at night.

Mers-les-Bains Temperatures (Fahrenheit)

Key
High
Average
Low

Mers-les-Bains Temperatures (Celsius)

Key
High
Average
Low

“Feels-Like” Temperatures

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.

Mers-les-Bains Perceived Temperature (F)

Key
High
Average
Low

Mers-les-Bains Perceived Temperature (C)

Key
High
Average
Low

 

Average Mers-les-Bains 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.

Show Fahrenheit

Month Avg. High (°F) Avg. Mean (°F) Avg. Low (°F)
Jan 46.3 41.9 37.4
Feb 47.1 41.7 36.9
Mar 51 45.1 39.6
Apr 56.6 49.6 43.2
May 60.8 54.5 48.6
Jun 65.3 59.2 53.6
Jul 69.3 62.8 57.2
Aug 70.2 63.4 57.2
Sep 66.3 59.5 53
Oct 60.7 54.7 49
Nov 53.7 48.8 44.2
Dec 48 43.4 38.8

Show Celsius

Month Avg. High (°C) Avg. Mean (°C) Avg. Low (°C)
Jan 7.9 5.5 3
Feb 8.4 5.4 2.7
Mar 10.6 7.3 4.2
Apr 13.7 9.8 6.2
May 16 12.5 9.2
Jun 18.5 15.1 12
Jul 20.7 17.1 14
Aug 21.2 17.4 14
Sep 19.1 15.3 11.7
Oct 15.9 12.6 9.4
Nov 12.1 9.3 6.8
Dec 8.9 6.3 3.8

 


 

Precipitation (Rain or Snow)

If dry weather is what you’re after, the months with the lowest chance of significant precipitation in Mers-les-Bains are April, March, and then May. Note that we define “significant precipitation” as .1 inches or more in this section. The lowest chance of rain or snow occurs around early to mid April. For example, on the week of April 9th there is 1 day 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 Mers-les-Bains? Weather stations report a good amount of seasonal snow likely to be deepest around November, especially close to late November to early December. The best time to ski (if at all) in Mers-les-Bains 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 Mers-les-Bains.

Key
Days with precipitation

Snow on the Ground

The graph below shows the average snow on the ground in Mers-les-Bains (in).

Key
Snow depth

Average Rain and Snow by Month

Show Inches

Month Daily Chance of Rain Average Snow Depth (in) Total Precipitation (in)
Jan 23% 0.9 2
Feb 24% 1 2.1
Mar 19% 2.4 1.8
Apr 14% 0 1.4
May 20% 0 2.3
Jun 21% 0 2.1
Jul 23% 0 2.9
Aug 23% 0 3.3
Sep 21% 0 2.3
Oct 30% 0 3.7
Nov 31% 3.1 3.6
Dec 30% 1.3 3.2

Show Centimeters

Month Daily Chance of Rain Average Snow Depth (cm) Total Precipitation (cm)
Jan 23 2.3 5.1
Feb 24 2.5 5.3
Mar 19 6.1 4.6
Apr 14 0 3.6
May 20 0 5.8
Jun 21 0 5.3
Jul 23 0 7.4
Aug 23 0 8.4
Sep 21 0 5.8
Oct 30 0 9.4
Nov 31 7.9 9.1
Dec 30 3.3 8.1

 

Humidity and Wind

Mers-les-Bains has some very humid months, and high humidity throughout the year. The least humid month is April (72.1% relative humidity), and the most humid month is January (77.5%).

Wind in Mers-les-Bains is usually moderate. The windiest month is December, followed by January and November. December’s average wind speed of around 11.4 knots (13.1 MPH or 21 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 December where average top sustained speeds reach 19.8 knots, which is considered a fresh breeze.

Relative Humidity (%)

The graph below shows the average % humidity by month in Mers-les-Bains.

Key
Avg. Relative Humidity

Wind

The graph below shows wind speed (max and average) in knots.

Key
Max Sustained Wind
Average Daily Wind

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 10.7 Gentle breeze 16.5 Significant breeze
Feb 10 Gentle breeze 15.8 Significant breeze
Mar 9.8 Gentle breeze 15.6 Significant breeze
Apr 8.1 Gentle breeze 13.3 Significant breeze
May 8.8 Gentle breeze 14.4 Significant breeze
Jun 8.4 Gentle breeze 13.6 Significant breeze
Jul 8.4 Gentle breeze 13.5 Significant breeze
Aug 8.2 Gentle breeze 13.4 Significant breeze
Sep 8.6 Gentle breeze 13.7 Significant breeze
Oct 9.1 Gentle breeze 14.4 Significant breeze
Nov 10.4 Gentle breeze 16.3 Significant breeze
Dec 11.4 Significant breeze 17.6 Strong breeze

Show Relative Humidity by Month

Month Avg. Relative Humidity
Jan 77.5%
Feb 75.3%
Mar 72.4%
Apr 72.1%
May 72.5%
Jun 74.1%
Jul 73.3%
Aug 72.1%
Sep 73%
Oct 75.6%
Nov 77.4%
Dec 75.4%

 

Is it Safe to Travel to Mers-les-Bains?

Our best data indicates this area is somewhat safe. As of Dec 04, 2023 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 Nov 20, 2023.


 

The Busiest and Least Crowded Months

The busiest month for tourism in Mers-les-Bains, France is July, followed by June and February. 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 Mers-les-Bains in March. Those willing to visit at these times will likely find it the least expensive month.

Estimated Tourism by Month

 

Most Popular Months to Visit

Key
Tourists Seeking Accommodations

Tourism graph is based on Google searches for services used by tourists relative to the rest of the year. Tourism data for this area is somewhat extrapolated based on nearby areas. Displayed data is calculated relative to the peak, so a score of 35 in March means 35% of the tourists vs. July.

 

 

Overall Mers-les-Bains Travel Experience by Season

Spring (March through May)

Humidity and temperatures combine to make this season feel moderately cold. Highs range from 62.6°F (17°C) and 49°F (9.4°C) with warmer temperatures in the later months. Rain is somewhat common with 4 to 6 days of significant precipitation per month. Spring is fairly slow for tourism, which makes it a good time for those looking for deals.

Summer (June through August)

The middle-year months have comfortably cool weather with high temperatures that are comfortable. These months see moderate precipitation with 6 to 7 days of precipitation per month. June – August is the busiest season for tourism in Mers-les-Bains, so lodging and other accommodations may cost more than usual.

Fall (September through November)

Fall daily highs range from 67.5°F (19.7°C) and 49.1°F (9.5°C), which will feel chilly given the humidity and wind. It rains or snows a significant amount: 6 to 9 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 Mers-les-Bains to be enjoyable for warm weather travelers. The average high during this season is between 49.2°F (9.6°C) and 44°F (6.7°C). On average, it rains or snows a fair amount: 7 to 9 times per month. These times of year are the second busiest with tourists.

 

Best Times to Travel› France › Mers-les-Bains, France