The best times to visit Saint-Fons for ideal weather are

April 23rd to October 21st

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



Other Saint-Fons Travel Info

Weather in Saint-Fons


Average temperatures in Saint-Fons 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 37th 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-Fons, the hottest months are July, August, and then June. See average monthly temperatures below. The warmest time of year is generally mid July where highs are regularly around 83.9°F (28.8°C) with temperatures rarely dropping below 61.5°F (16.4°C) at night.

Saint-Fons Temperatures (Fahrenheit)


Saint-Fons Temperatures (Celsius)


“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.

Saint-Fons Perceived Temperature (F)


Saint-Fons Perceived Temperature (C)



Average Saint-Fons 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 45.5 39.4 33.3
Feb 47.7 40.2 33.1
Mar 57.2 47.7 38.6
Apr 66.2 55.9 45.3
May 71.8 61.6 51.1
Jun 78.5 68.3 57.7
Jul 82.8 71.8 60.9
Aug 82.2 70.9 59.5
Sep 73.7 63.3 53.6
Oct 64.6 55.6 47.3
Nov 54.2 47.2 40.5
Dec 47.1 40.7 34.1

Show Celsius

Month Avg. High (°C) Avg. Mean (°C) Avg. Low (°C)
Jan 7.5 4.1 0.7
Feb 8.7 4.6 0.6
Mar 14 8.7 3.7
Apr 19 13.3 7.4
May 22.1 16.4 10.6
Jun 25.8 20.2 14.3
Jul 28.2 22.1 16.1
Aug 27.9 21.6 15.3
Sep 23.2 17.4 12
Oct 18.1 13.1 8.5
Nov 12.3 8.4 4.7
Dec 8.4 4.8 1.2



Precipitation (Rain or Snow)

If dry weather is what you’re after, the months with the lowest chance of significant precipitation in Saint-Fons are September, April, 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 late June. For example, on the week of June 25th there is 1 day of precipitation on average. By contrast, it’s most likely to rain or snow in early May with an average of 3 days of significant precipitation the week of April 30th.

When can you find snow in Saint-Fons? Weather stations report large amounts of snow likely to be deepest around September, especially close to late September. The best time to ski (if at all) in Saint-Fons is often around around November 19th 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 Saint-Fons.

Days with precipitation

Snow on the Ground

The graph below shows the average snow on the ground in Saint-Fons (in).

Snow depth

Average Rain and Snow by Month

Show Inches

Month Daily Chance of Rain Average Snow Depth (in) Total Precipitation (in)
Jan 19% 1.6 2.2
Feb 20% 0.5 2.1
Mar 19% 0.7 1.7
Apr 18% 0.4 2.2
May 26% 0 3.5
Jun 25% 0 3
Jul 24% 0 3.7
Aug 20% 0 2.4
Sep 16% 10.2 3.3
Oct 19% 0 3.2
Nov 21% 0.8 3.6
Dec 19% 0.9 2

Show Centimeters

Month Daily Chance of Rain Average Snow Depth (cm) Total Precipitation (cm)
Jan 19 4.1 5.6
Feb 20 1.3 5.3
Mar 19 1.8 4.3
Apr 18 1 5.6
May 26 0 8.9
Jun 25 0 7.6
Jul 24 0 9.4
Aug 20 0 6.1
Sep 16 25.9 8.4
Oct 19 0 8.1
Nov 21 2 9.1
Dec 19 2.3 5.1


Humidity and Wind

Saint-Fons has some very humid months, with other moderately humid months on the other side of the year. The least humid month is July (48.9% relative humidity), and the most humid month is January (75.9%).

Wind in Saint-Fons is usually calm. The windiest month is March, followed by May and April. March’s average wind speed of around 6.5 knots (7.5 MPH or 12.1 KPH) is considered “a light breeze.” Maximum sustained winds (the highest speed for the day lasting more than a few moments) are at their highest in early March where average top sustained speeds reach 14.3 knots, which is considered a moderate breeze.

Relative Humidity (%)

The graph below shows the average % humidity by month in Saint-Fons.

Avg. Relative Humidity


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

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 5.5 Light breeze 11.3 Significant breeze
Feb 6.3 Light breeze 12.5 Significant breeze
Mar 6.5 Light breeze 13.2 Significant breeze
Apr 6.3 Light breeze 12.9 Significant breeze
May 6.4 Light breeze 13 Significant breeze
Jun 6.2 Light breeze 12.5 Significant breeze
Jul 5.9 Light breeze 12.3 Significant breeze
Aug 5.6 Light breeze 12.1 Significant breeze
Sep 5.6 Light breeze 11.6 Significant breeze
Oct 5.5 Light breeze 11.6 Significant breeze
Nov 5.5 Light breeze 11.6 Significant breeze
Dec 5.8 Light breeze 12 Significant breeze

Show Relative Humidity by Month

Month Avg. Relative Humidity
Jan 75.9%
Feb 66.6%
Mar 55.7%
Apr 51.1%
May 53.1%
Jun 51.8%
Jul 48.9%
Aug 51.5%
Sep 59.6%
Oct 68.2%
Nov 74.4%
Dec 75.1%


Is it Safe to Travel to Saint-Fons?

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-Fons, France is July, followed by June 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 Saint-Fons in December. Those willing to visit at these times will likely find it the least expensive month.

Estimated Tourism by Month


Most Popular Months to Visit

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 very reliable. Displayed data is calculated relative to the peak, so a score of 43.9 in December means 43.9% of the tourists vs. July.



Overall Saint-Fons Travel Experience by Season

Spring (March through May)

Humidity and temperatures combine to make this season feel moderate. Highs range from 74.7°F (23.7°C) and 53.7°F (12.1°C) with warmer temperatures in the later months. Rain is somewhat common with 5 to 8 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 6 to 8 days of precipitation per month. June – August is the busiest season for tourism in Saint-Fons, so lodging and other accommodations may cost more than usual.

Fall (September through November)

Fall daily highs range from 77.3°F (25.2°C) and 46.9°F (8.3°C), which will feel chilly given the humidity and wind. It rains or snows a significant amount: 5 to 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 too cold this time of year in Saint-Fons to be enjoyable for warm weather travelers. The average high during this season is between 53.8°F (12.1°C) and 42.5°F (5.8°C). On average, it rains or snows a fair amount: consistently 6 times per month. These times of year are fairly slow with tourists.


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