Sanary-sur-Mer weather in September

In September, Sanary-sur-Mer sees average daytime highs of 22°C and overnight lows near 20°C, with 59 mm of rain across 5.4 wet days and about 12.3 hours of daylight. It is the 3rd-warmest and 5th-wettest month of the year here.

Highs ease over the month, from about 23°C in the first days to 20°C by the end. The sky is clear or mostly clear about 63% of the time in September, and the air most often feels humid.

Daylight stretches from about 13 hours at the start of September to 11 h 36 min by month's end. Set against the rest of the year, September is Sanary-sur-Mer's 4th-clearest and 8th-windiest month. For the whole year in context, see Sanary-sur-Mer's year-round climate.

Daytime high
22°
3rd warmest
Overnight low
20°
10th coldest
Rainfall
59 mm
5.4 wet days
Daylight
12 h 18 min
6:22 AM – 6:40 PM
Cloud cover
35%
4th clearest
Wind
20 km/h
8th windiest
Solar energy
4.83 kWh/m²
Travel score
7.7
out of 10

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 23°C in the first days to 20°C by the end.

A typical September day in Sanary-sur-Mer reaches about 22°C in the afternoon and slips back to 20°C overnight — a 2°C spread between the day's warmth and the night's chill. On most days the high lands between 19°C and 24°C. Set against its neighbours, September runs about 2°C cooler than August and about 3°C warmer than October.

15°18°20°23°25°151015202530
Avg high (°C)Avg low (°C)
12321
22321
32321
42321
52321
62320
72220
82220
92220
102220
112220
122220
132220
142220
152220
162219
172119
182119
192119
202119
212119
222119
232119
242119
252119
262119
272118
282018
292018
302018

Sanary-sur-Mer weather by month

How September compares with the rest of the year at a glance. September is the 3rd-warmest and 5th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan12° / 698.19.23.2
Feb11° / 506.610.23.3
Mar13° / 11°435.711.64.1
Apr15° / 12°556.613.14.9
May18° / 15°375.114.46.5
Jun21° / 19°192.815.18.1
Jul23° / 21°60.914.99.1
Aug24° / 22°91.613.89.0
Sep22° / 20°595.412.37.7
Oct19° / 17°908.510.86.4
Nov15° / 13°10710.89.54.6
Dec13° / 11°758.88.93.7

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 63% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 12% of September, with mostly cloudy or overcast conditions the remaining 25%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
18020
28020
38020
48020
57921
67921
77921
87822
97822
107723
117723
127624
137624
147525
157525
167426
177327
187327
197327
207327
217327
227327
237129
247129
257129
267129
277129
287030
297030
307030

Chance of precipitation in September

Any precipitation

Sanary-sur-Mer gets around 59 mm of rain over 5.4 wet days in September. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 18% and peaks near 22% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%151015202530
Rain chance (%)
111
211
312
412
513
613
714
815
915
1016
1116
1217
1318
1418
1519
1619
1720
1820
1920
2021
2121
2221
2321
2421
2521
2621
2721
2821
2921
3022

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, September lands in the humid band about 34% of days. Sticky, muggy-or-worse air turns up on roughly 24% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
11019293110
2112030319
3112031317
4122031316
5122032315
6122132304
7132133303
8132233303
9132232302
10142332292
11142432292
12142531281
13142531281
14152631271
15152731261
16162832241
17162832231
18172833211
19182933201
20182934181
21192935171
22202936151
23202937141
24212837130
25222838120
26232739110
27242639100
2825263990
2927253990
3028253980

Wind in September

Winds average 20 km/h in September.

Across September, daily wind ranges from about 19 km/h on the calmest days to 21 km/h at its breeziest. It stays fairly steady from day to day.

0510152025151015202530
Wind speed (km/h)Feels
119light breeze
219light breeze
319light breeze
419light breeze
519light breeze
619light breeze
719light breeze
819light breeze
920light breeze
1020light breeze
1120light breeze
1220light breeze
1320light breeze
1420light breeze
1520light breeze
1620light breeze
1720light breeze
1820breezy
1920breezy
2020breezy
2120breezy
2220breezy
2320breezy
2421breezy
2521breezy
2621breezy
2721breezy
2821breezy
2921breezy
3021breezy

Sunrise & sunset in September

DaylightNight

Daylight runs from about 13 hours at the start of September to 11 h 36 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 84 minutes over September. Sunrise moves from 6:05 AM to 6:39 AM, and sunset from 7:08 PM to 6:14 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
113.06:057:08
213.06:077:06
312.96:087:04
412.96:097:02
512.86:107:00
612.86:116:58
712.76:126:57
812.76:136:55
912.66:156:53
1012.66:166:51
1112.56:176:49
1212.56:186:47
1312.46:196:45
1412.46:206:44
1512.36:216:42
1612.36:226:40
1712.26:246:38
1812.26:256:36
1912.16:266:34
2012.16:276:32
2112.06:286:30
2212.06:296:29
2311.96:306:27
2411.96:326:25
2511.86:336:23
2611.86:346:21
2711.76:356:19
2811.76:366:17
2911.66:376:15
3011.66:396:14

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 4.83 kWh/m².

For context, solar energy here swings from a low near 1.65 kWh/m² to a high of 7.37 kWh/m² in July across the year — September's 4.83 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
15.7Bright
25.6Bright
35.6Bright
45.5Bright
55.4Bright
65.4Bright
75.3Bright
85.3Bright
95.2Bright
105.1Bright
115.1Bright
125.0Bright
135.0Bright
144.9Bright
154.8Bright
164.8Bright
174.7Bright
184.7Bright
194.6Bright
204.6Bright
214.5Bright
224.5Bright
234.4Bright
244.4Bright
254.3Bright
264.3Bright
274.2Bright
284.1Bright
294.1Bright
304.0Bright
Planning a trip in September

Hazard calendar for Sanary-sur-Mer

In seasonPeak

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

Sanary-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 September a good time to visit Sanary-sur-Mer?

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

7.7
Sightseeing
4th-best month of the year
5.1
Beach & pool
3rd-best month of the year

September is one of the better times to visit Sanary-sur-Mer for general sightseeing.

What to pack for Sanary-sur-Mer in September

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

In September, Sanary-sur-Mer sees daytime highs around 22°C and nights near 20°C. Worth packing: sun protection. About 5 days see rain.

sun protection

Sea temperature near Sanary-sur-Mer in September

The nearest coast averages about 22°C in September — 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 Sanary-sur-Mer in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 5 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Sanary-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 Sanary-sur-Mer in September

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Sanary-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 Sanary-sur-Mer?

Sanary-sur-Mer sits at 43.1°N, 5.8°E, 9 m above sea level, in France. The nearest listed city is Six-Fours-les-Plages, 4.0 km away.

Topography around Sanary-sur-Mer

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

Within 3 km, the terrain around Sanary-sur-Mer has only modest variations in elevation — a maximum elevation change of 176 m around an average of 31 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 786 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,563 m.

The land around Sanary-sur-Mer is covered by water (34%), artificial surfaces (28%) and trees (26%) within 3 km, water (50%) and trees (29%) within 16 km, and water (44%) and trees (40%) within 80 km.

3 km
176 m
16 km
786 m
80 km
1,563 m
treesshrubsgrasslandcroplandartificial surfaceswater
September weather nearby: Six-Fours-les-Plages 4.0 km · La Seyne-sur-Mer 6.0 km · Toulon 10 km · La Valette-du-Var 15 km · La Garde 17 km · La Ciotat 17 km · La Crau 22 km · Hyères 27 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 Sanary-sur-Mer (43.1198°, 5.8015°, elevation 9 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).