La Seyne-sur-Mer weather in October

In October, La Seyne-sur-Mer sees average daytime highs of 19°C and overnight lows near 16°C, with 91 mm of rain across 8.1 wet days and about 10.8 hours of daylight. It is the 5th-warmest and 2nd-wettest month of the year here.

Highs ease over the month, from about 21°C in the first days to 18°C by the end. The sky is clear or mostly clear about 44% 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 10 h 06 min by month's end. Set against the rest of the year, October is La Seyne-sur-Mer's 11th-clearest and 7th-windiest month. For the whole year in context, see La Seyne-sur-Mer's year-round climate.

Daytime high
19°
5th warmest
Overnight low
16°
8th coldest
Rainfall
91 mm
8.1 wet days
Daylight
10 h 48 min
6:58 AM – 5:45 PM
Cloud cover
50%
11th clearest
Wind
18 km/h
7th windiest
Solar energy
3.12 kWh/m²
Travel score
6.6
out of 10

Temperature in October

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 21°C in the first days to 18°C by the end.

A typical October day in La Seyne-sur-Mer reaches about 19°C in the afternoon and slips back to 16°C overnight — a 4°C spread between the day's warmth and the night's chill. On most days the high lands between 17°C and 22°C. Set against its neighbours, October runs about 4°C cooler than September and about 4°C warmer than November.

10°15°20°25°151015202531
Avg high (°C)Avg low (°C)
12117
22117
32117
42117
52117
62117
72017
82016
92016
102016
112016
122016
132016
142016
151916
161916
171916
181916
191915
201915
211915
221915
231915
241815
251815
261815
271815
281815
291814
301814
311814

La Seyne-sur-Mer weather by month

How October compares with the rest of the year at a glance. October is the 5th-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan12° / 627.49.23.4
Feb12° / 496.310.23.6
Mar14° / 10°435.511.64.7
Apr16° / 12°587.313.15.5
May19° / 15°425.414.47.0
Jun23° / 18°243.515.18.4
Jul26° / 21°81.414.98.8
Aug26° / 21°111.813.88.5
Sep23° / 19°605.712.38.0
Oct19° / 16°918.110.86.6
Nov15° / 12°10410.49.54.8
Dec13° / 717.98.93.8

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 44% of the time in October.

Beyond those clear spells, partly cloudy skies cover about 14% of October, with mostly cloudy or overcast conditions the remaining 42%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16832
26733
36634
46535
56535
66436
76337
86337
96238
106139
116040
125941
135941
145842
155842
165644
175644
185644
195446
205446
215446
225347
235347
245347
255248
265248
275149
285149
295149
305248
315149

Chance of precipitation in October

Any precipitation

La Seyne-sur-Mer gets around 91 mm of rain over 8.1 wet days in October. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 27% and peaks near 34% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%151015202531
Rain chance (%)
123
223
323
423
524
624
724
824
925
1025
1125
1226
1326
1426
1527
1627
1727
1827
1927
2027
2127
2228
2328
2429
2529
2630
2731
2832
2933
3033
3134

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 40% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
13028376
23128365
33129355
43229335
53330325
63331315
73431295
83532285
93633275
103733254
113834244
123835234
133935224
143936213
153937213
164037203
174037202
184137202
194137202
204237191
214337191
224437181
234437181
244537171
254637171
264637161
274737151
284837140
295037130
305236120
315435110

Wind in October

Winds average 18 km/h in October.

Across October, daily wind ranges from about 17 km/h on the calmest days to 19 km/h at its breeziest. It stays fairly steady from day to day.

0510152025151015202531
Wind speed (km/h)Feels
117light breeze
217light breeze
317light breeze
418light breeze
518light breeze
618light breeze
718light breeze
818light breeze
918light breeze
1018light breeze
1118light breeze
1218light breeze
1318light breeze
1418light breeze
1518light breeze
1618light breeze
1719light breeze
1819light breeze
1919light breeze
2019light breeze
2119light breeze
2218light breeze
2318light breeze
2418light breeze
2518light breeze
2618light breeze
2718light breeze
2818light breeze
2918light breeze
3018light breeze
3118light breeze

Sunrise & sunset in October

DaylightNight

Daylight runs from about 11 h 30 min at the start of October to 10 h 06 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 84 minutes over October. Sunrise moves from 6:39 AM to 7:17 AM, and sunset from 6:12 PM to 5:23 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.56:396:12
211.56:416:10
311.46:426:08
411.46:436:06
511.36:446:04
611.36:456:03
711.26:476:01
811.26:485:59
911.16:495:57
1011.16:505:56
1111.06:515:54
1211.06:535:52
1310.96:545:50
1410.96:555:49
1510.86:565:47
1610.86:585:45
1710.86:595:44
1810.77:005:42
1910.77:015:41
2010.67:035:39
2110.67:045:38
2210.57:055:36
2310.57:065:35
2410.47:085:33
2510.47:095:32
2610.37:105:30
2710.37:125:29
2810.27:135:27
2910.27:145:26
3010.27:155:25
3110.17:175:23

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 3.12 kWh/m².

For context, solar energy here swings from a low near 1.63 kWh/m² to a high of 7.34 kWh/m² in July across the year — October's 3.12 kWh/m² falls in the middle.

01234151015202531
Solar energy (kWh/m²)Level
13.9Moderate
23.9Moderate
33.8Moderate
43.8Moderate
53.7Moderate
63.6Moderate
73.6Moderate
83.5Moderate
93.5Moderate
103.4Moderate
113.4Moderate
123.3Moderate
133.3Moderate
143.2Moderate
153.1Moderate
163.1Moderate
173.0Moderate
183.0Moderate
193.0Moderate
202.9Moderate
212.9Moderate
222.8Moderate
232.8Moderate
242.7Moderate
252.7Moderate
262.6Moderate
272.6Moderate
282.6Moderate
292.5Moderate
302.5Moderate
312.5Moderate
Planning a trip in October

Hazard calendar for La Seyne-sur-Mer

In seasonPeak

In October, La Seyne-sur-Mer sits inside its rainy season season. The full year is below, with each hazard's peak months called out.

La Seyne-sur-Mer's rainy season runs September–February, when most of the year's rain falls.

Rainy season
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is October a good time to visit La Seyne-sur-Mer?

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

6.6
Sightseeing
6th-best month of the year
3.1
Beach & pool
6th-best month of the year

October is a reasonable time to visit La Seyne-sur-Mer for sightseeing.

What to pack for La Seyne-sur-Mer in October

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

In October, La Seyne-sur-Mer sees daytime highs around 19°C and nights near 16°C. Worth packing: rain gear. About 8 days see rain.

rain gear

Sea temperature near La Seyne-sur-Mer in October

The nearest coast averages about 20°C in October — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea offshore is warmest in August at about 23°C and coldest in February near 13°C.

It's comfortable for a long swim from Jun 19 to Oct 8 — about 3.7 months when the water holds above 20°C.

10°15°20°25°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmcomfortable to swim
Sea temperature (°C)Comfort
Jan14Bracing
Feb13Bracing
Mar13Bracing
Apr14Bracing
May17Cool
Jun20Cool
Jul22Refreshing
Aug23Refreshing
Sep22Refreshing
Oct20Cool
Nov17Cool
Dec15Cool

UV index in La Seyne-sur-Mer 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 La Seyne-sur-Mer peaks around July 15 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 22 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 9Dec 22UV 1
UV index (midday)Level
Jan1Low
Feb3Moderate
Mar4Moderate
Apr7High
May6High
Jun8Very high
Jul9Very high
Aug7Very high
Sep5High
Oct3Moderate
Nov2Low
Dec1Low

Air quality in La Seyne-sur-Mer 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 La Seyne-sur-Mer is worst in March — around 15 µg/m³ PM2.5 (moderate), and holds fairly steady the rest of the year.

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

01020JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodMar 1915 µg/m³Dec 1010 µg/m³
PM2.5 (µg/m³)Level
Jan13Moderate
Feb14Moderate
Mar15Moderate
Apr15Moderate
May14Moderate
Jun13Moderate
Jul12Moderate
Aug13Moderate
Sep12Good
Oct12Moderate
Nov10Good
Dec10Good
Location & terrain

Where is La Seyne-sur-Mer?

La Seyne-sur-Mer sits at 43.1°N, 5.9°E, 5 m above sea level, in France. The nearest listed city is Six-Fours-les-Plages, 5.0 km away.

Topography around La Seyne-sur-Mer

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of La Seyne-sur-Mer.

Within 3 km, the terrain around La Seyne-sur-Mer has only modest variations in elevation — a maximum elevation change of 196 m around an average of 24 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 810 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,558 m.

The land around La Seyne-sur-Mer is covered by artificial surfaces (54%) and trees (22%) within 3 km, water (49%) and trees (30%) within 16 km, and water (45%) and trees (39%) within 80 km.

3 km
196 m
16 km
810 m
80 km
1,558 m
treesshrubsgrasslandcroplandartificial surfaceswater
October weather nearby: Six-Fours-les-Plages 5.0 km · Toulon 5.0 km · Sanary-sur-Mer 6.0 km · La Valette-du-Var 9.0 km · La Garde 11 km · La Crau 17 km · Hyères 20 km · La Ciotat 24 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 La Seyne-sur-Mer (43.1032°, 5.8782°, elevation 5 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. Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. 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).