Saint-Fons weather in October

In October, Saint-Fons sees average daytime highs of 17°C and overnight lows near 9°C, with 99 mm of precipitation across 11.6 wet days and about 10.7 hours of daylight. It is the 6th-warmest and 2nd-wettest month of the year here.

Highs ease over the month, from about 19°C in the first days to 15°C by the end. The sky is clear or mostly clear about 21% of the time in October, and the air most often feels dry.

Daylight stretches from about 11 h 30 min at the start of October to 9 h 54 min by month's end. Set against the rest of the year, October is Saint-Fons's 9th-clearest and 8th-windiest month. For the whole year in context, see Saint-Fons's year-round climate.

Daytime high
17°
6th warmest
Overnight low
7th coldest
Precipitation
99 mm
11.6 wet days
Daylight
10 h 42 min
7:05 AM – 5:46 PM
Cloud cover
66%
9th clearest
Wind
10 km/h
8th windiest
Solar energy
2.49 kWh/m²
Travel score
5.0
out of 10
Air quality
Good
PM10 28.7 µg/m³ · 2010

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in October

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 19°C in the first days to 15°C by the end.

A typical October day in Saint-Fons reaches about 17°C in the afternoon and slips back to 9°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 11°C and 22°C. Set against its neighbours, October runs about 5°C cooler than September and about 6°C warmer than November.

10°15°20°25°151015202531
Avg high (°C)Avg low (°C)
11910
21910
31910
41910
51910
61810
71810
81810
91810
101810
11179
12179
13179
14179
15179
16179
17179
18169
19168
20168
21168
22168
23168
24168
25158
26157
27157
28157
29157
30147
31147

How October really feels in Saint-Fons

Once humidity and wind are folded in, October averages 0 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

Days feeling ≥ 32°C
0
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

October sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Saint-Fons weather by month

How October compares with the rest of the year at a glance. October is the 6th-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / 6912.52.58.90.7
Feb / 5610.22.210.11.4
Mar13° / 6010.80.811.63.5
Apr16° / 8111.80.313.34.9
May20° / 10°9012.5014.75.9
Jun24° / 14°8111.7015.46.6
Jul27° / 16°7810015.16.7
Aug27° / 15°779.6013.96.9
Sep22° / 12°939.6012.36.7
Oct17° / 9911.60.110.75.0
Nov11° / 10012.40.99.32.4
Dec / 7412.31.88.60.9

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 21% of the time in October.

Beyond those clear spells, partly cloudy skies cover about 17% of October, with mostly cloudy or overcast conditions the remaining 62%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13862
23664
33664
43664
53664
63664
73664
83664
93565
103664
113664
123664
133664
143664
153763
163763
173862
183961
193961
203961
214060
223961
233961
243961
253961
263961
273961
283961
293961
303961
313862

Chance of precipitation in October

Any precipitation

Saint-Fons gets around 99 mm of rain and snow over 11.6 wet days in October. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 38% and peaks near 40% on the wettest days, and about 0 day brings snow.

0%10%20%30%40%50%151015202531
Rain chance (%)
140
240
340
440
540
639
739
839
939
1039
1138
1238
1338
1438
1537
1637
1737
1837
1936
2036
2136
2236
2336
2436
2537
2637
2737
2838
2938
3039
3139

Humidity in October

DryComfortableHumidMuggyOppressiveMiserable

Most of October feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, October lands in the dry band about 87% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
179192
279192
379192
479192
581181
681181
782171
882171
983161
1084151
1185150
1286140
1386140
1487130
1587130
1688120
1788120
1889110
1989110
2090100
2190100
229190
239190
249280
259280
269370
279370
289460
299550
309550
319640

Wind in October

Winds average 10 km/h in October.

Across October, daily wind ranges from about 9 km/h on the calmest days to 10 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
19calm
29calm
39calm
49calm
59calm
69calm
79calm
89calm
99calm
1010calm
1110calm
1210calm
1310calm
1410calm
1510calm
1610calm
1710calm
1810calm
1910calm
2010calm
2110calm
2210calm
2310calm
2410calm
2510calm
2610calm
2710calm
2810calm
2910calm
3010calm
3110calm

Sunrise & sunset in October

DaylightNight

Daylight runs from about 11 h 30 min at the start of October to 9 h 54 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 96 minutes over October. Sunrise moves from 6:45 AM to 7:26 AM, and sunset from 6:14 PM to 5:22 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.56:456:14
211.46:466:12
311.46:476:10
411.36:496:08
511.36:506:07
611.26:516:05
711.26:536:03
811.16:546:01
911.16:565:59
1011.06:575:57
1110.96:585:55
1210.97:005:53
1310.87:015:51
1410.87:025:50
1510.77:045:48
1610.77:055:46
1710.67:075:44
1810.67:085:43
1910.57:095:41
2010.57:115:39
2110.47:125:37
2210.47:145:36
2310.37:155:34
2410.37:165:33
2510.27:185:31
2610.27:195:29
2710.17:215:28
2810.17:225:26
2910.07:235:25
3010.07:255:23
319.97:265:22

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 2.49 kWh/m².

For context, solar energy here swings from a low near 1.1 kWh/m² to a high of 6.15 kWh/m² in July across the year — October's 2.49 kWh/m² falls in the middle.

01234151015202531
Solar energy (kWh/m²)Level
13.0Moderate
23.0Moderate
33.0Moderate
42.9Moderate
52.9Moderate
62.8Moderate
72.8Moderate
82.7Moderate
92.7Moderate
102.7Moderate
112.6Moderate
122.6Moderate
132.6Moderate
142.5Moderate
152.5Moderate
162.5Moderate
172.5Moderate
182.4Moderate
192.4Moderate
202.4Moderate
212.3Moderate
222.3Moderate
232.3Moderate
242.2Moderate
252.2Moderate
262.2Moderate
272.1Moderate
282.1Moderate
292.0Moderate
302.0Moderate
312.0Dim
Planning a trip in October

Is October a good time to visit Saint-Fons?

Our two travel scores rate October for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

5.0
Sightseeing
6th-best month of the year
1.1
Beach & pool
6th-best month of the year

October is a reasonable time to visit Saint-Fons for sightseeing.

What to pack for Saint-Fons in October

From October's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In October, Saint-Fons sees daytime highs around 17°C and nights near 9°C. Worth packing: a warm layer and rain gear. About 12 days see rain.

a warm layerrain gear

UV index in Saint-Fons in October

LowModerateHighVery highExtreme

Clear-sky midday UV in October peaks around 3 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Saint-Fons peaks around July 15 at about 8 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near January 1 at about 1 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 8 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highHighModerateLowJul 15UV 8Jan 1UV 1
UV index (midday)Level
Jan1Low
Feb2Moderate
Mar4Moderate
Apr5High
May6High
Jun7Very high
Jul9Very high
Aug7High
Sep5Moderate
Oct3Moderate
Nov2Low
Dec1Low

Air quality in Saint-Fons in October

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where October falls, not just the annual average.

Air quality in Saint-Fons is worst in March — around 16 µg/m³ PM2.5 (moderate), and holds fairly steady the rest of the year.

Modeled monthly averages (CAMS reanalysis, 2015–2024).

01020JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModerateMar 2216 µg/m³Jul 2311 µg/m³
PM2.5 (µg/m³)Level
Jan14Moderate
Feb14Moderate
Mar16Moderate
Apr16Moderate
May14Moderate
Jun15Moderate
Jul11Good
Aug11Good
Sep11Good
Oct12Good
Nov12Good
Dec12Moderate
Location & terrain

Where is Saint-Fons?

Saint-Fons sits at 45.7°N, 4.9°E, 175 m above sea level, in France. The nearest listed city is Vénissieux, 3.0 km away.

Topography around Saint-Fons

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Saint-Fons.

Within 3 km, the terrain around Saint-Fons has only modest variations in elevation — a maximum elevation change of 72 m around an average of 177 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 456 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,773 m.

The land around Saint-Fons is covered by artificial surfaces (74%) within 3 km, artificial surfaces (31%) and trees (30%) within 16 km, and trees (43%) and grassland (33%) within 80 km.

3 km
72 m
16 km
456 m
80 km
1,773 m
treesgrasslandcroplandartificial surfaceswater
October weather nearby: Vénissieux 3.0 km · Lyon 08 3.0 km · Oullins 4.0 km · Lyon 07 4.0 km · Lyon 5.0 km · Sainte-Foy-lès-Lyon 5.0 km · Saint-Genis-Laval 5.0 km · Lyon 02 5.0 km

France travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type C / E
230 V · 50 Hz
Prices
≈ 77% of US
price level, 2025
GDP per capita
$48,986
2025
Happiness
6.6 / 10
World Happiness, 2025
Safe drinking water
100%
of population, 2024
Homicide rate
1.3
per 100k, 2023
Road deaths
5.1
per 100k/yr, 2019
Income group
High
World Bank
English
Moderate
EF EPI 539
Religion
Roman Catholic 47%none 33%Muslim 4%Protestant 2%

Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.

Data sources

Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Saint-Fons (45.7088°, 4.8533°, elevation 175 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).