Marseille 14 weather in September

In September, Marseille 14 sees average daytime highs of 23°C and overnight lows near 18°C, with 65 mm of rain across 6 wet days and about 12.3 hours of daylight. It is the 4th-warmest and 4th-wettest month of the year here.

Highs ease over the month, from about 24°C in the first days to 21°C by the end. The sky is clear or mostly clear about 61% 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 Marseille 14's 4th-clearest and 9th-windiest month. For the whole year in context, see Marseille 14's year-round climate.

Daytime high
23°
4th warmest
Overnight low
18°
9th coldest
Rainfall
65 mm
6 wet days
Daylight
12 h 18 min
6:24 AM – 6:42 PM
Cloud cover
36%
4th clearest
Wind
16 km/h
9th windiest
Solar energy
4.82 kWh/m²
Travel score
7.8
out of 10

Marseille 14 is municipal arrondissement of Marseille, France.

Density
3,778/km²
people per km²

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

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 24°C in the first days to 21°C by the end.

A typical September day in Marseille 14 reaches about 23°C in the afternoon and slips back to 18°C overnight — a 5°C spread between the day's warmth and the night's chill. On most days the high lands between 20°C and 25°C. Set against its neighbours, September runs about 3°C cooler than August and about 4°C warmer than October.

10°15°20°25°30°151015202530
Avg high (°C)Avg low (°C)
12519
22419
32419
42419
52419
62419
72418
82418
92418
102318
112318
122318
132318
142318
152318
162317
172217
182217
192217
202217
212217
222217
232217
242217
252117
262116
272116
282116
292116
302116

Marseille 14 weather by month

How September compares with the rest of the year at a glance. September is the 4th-warmest and 4th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan11° / 637.70.29.23.0
Feb11° / 476.50.510.23.2
Mar14° / 425.8011.64.6
Apr16° / 11°617.5013.25.4
May19° / 14°455.8014.57.0
Jun23° / 18°243.6015.28.3
Jul26° / 20°101.8014.98.8
Aug26° / 20°142.3013.88.5
Sep23° / 18°656012.37.8
Oct19° / 14°888.5010.86.5
Nov15° / 10°10610.40.19.54.5
Dec12° / 708.50.18.83.3

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 61% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 13% of September, with mostly cloudy or overcast conditions the remaining 26%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
17921
27822
37822
47822
57921
67822
77822
87822
97723
107723
117723
127624
137624
147525
157525
167426
177327
187327
197327
207228
217228
227129
237129
247030
257030
267030
276931
286832
296832
306832

Chance of precipitation in September

Any precipitation

Marseille 14 gets around 65 mm of rain over 6 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 20% and peaks near 23% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%151015202530
Rain chance (%)
113
214
314
415
515
616
716
817
918
1018
1119
1219
1320
1420
1521
1621
1722
1822
1922
2022
2123
2223
2322
2422
2522
2622
2722
2822
2922
3023

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 31% of days. Sticky, muggy-or-worse air turns up on roughly 14% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1212229253
2222230242
3222330222
4232331212
5232432201
6232432191
7242433191
8242533180
9242533180
10242533170
11252633170
12252632160
13252732160
14252831150
15252931150
16262931140
17263030130
18273130120
19273130110
20283230100
2128323090
2229333080
2329333080
2430343070
2530343060
2631343050
2732343040
2833333040
2934333030
3035332930

Wind in September

Winds average 16 km/h in September.

Across September, daily wind ranges from about 16 km/h on the calmest days to 17 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202530
Wind speed (km/h)Feels
116light breeze
216light breeze
316light breeze
416light breeze
516light breeze
616light breeze
716light breeze
816light breeze
916light breeze
1016light breeze
1116light breeze
1216light breeze
1316light breeze
1416light breeze
1516light breeze
1616light breeze
1716light breeze
1816light breeze
1916light breeze
2016light breeze
2116light breeze
2216light breeze
2317light breeze
2417light breeze
2517light breeze
2617light breeze
2717light breeze
2817light breeze
2917light breeze
3017light breeze

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 6:07 AM to 6:40 AM, and sunset from 7:09 PM to 6:15 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
113.06:077:09
213.06:087:08
312.96:097:06
412.96:107:04
512.86:117:02
612.86:137:00
712.76:146:58
812.76:156:57
912.66:166:55
1012.66:176:53
1112.56:186:51
1212.56:196:49
1312.46:216:47
1412.46:226:45
1512.36:236:43
1612.36:246:42
1712.26:256:40
1812.26:266:38
1912.16:276:36
2012.16:296:34
2112.06:306:32
2212.06:316:30
2311.96:326:28
2411.96:336:26
2511.86:346:25
2611.86:366:23
2711.76:376:21
2811.76:386:19
2911.66:396:17
3011.66:406:15

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 4.82 kWh/m².

For context, solar energy here swings from a low near 1.63 kWh/m² to a high of 7.36 kWh/m² in July across the year — September's 4.82 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
15.7Bright
25.6Bright
35.5Bright
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
204.5Bright
214.5Bright
224.4Bright
234.4Bright
244.3Bright
254.3Bright
264.2Bright
274.2Bright
284.1Bright
294.1Bright
304.0Bright
Planning a trip in September

Hazard calendar for Marseille 14

In seasonPeak

In September, Marseille 14 sits inside its rainy season season. The full year is below, with each hazard's peak months called out.

Marseille 14's rainy season runs September–January, 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 Marseille 14?

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

7.8
Sightseeing
4th-best month of the year
5.8
Beach & pool
4th-best month of the year

September is one of the better times to visit Marseille 14 for general sightseeing.

What to pack for Marseille 14 in September

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

In September, Marseille 14 sees daytime highs around 23°C and nights near 18°C. Worth packing: light clothes and sun protection. About 6 days see rain.

light clothessun protection

Sea temperature near Marseille 14 in September

The nearest coast averages about 21°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 22°C and coldest in February near 13°C.

It's comfortable for a long swim from Jun 29 to Sep 30 — about 3.1 months when the water holds above 20°C.

10°15°20°25°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmcomfortable to swim
Sea temperature (°C)Comfort
Jan13Bracing
Feb13Bracing
Mar13Bracing
Apr14Bracing
May16Cool
Jun19Cool
Jul21Refreshing
Aug22Refreshing
Sep21Refreshing
Oct19Cool
Nov17Cool
Dec15Bracing

UV index in Marseille 14 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 Marseille 14 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
Apr6High
May6High
Jun8Very high
Jul9Very high
Aug7High
Sep5High
Oct3Moderate
Nov2Low
Dec1Low

Air quality in Marseille 14 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 Marseille 14 is worst in March — around 17 µg/m³ PM2.5 (moderate), and holds fairly steady the rest of the year.

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

01020JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodMar 2417 µg/m³Nov 1911 µg/m³
PM2.5 (µg/m³)Level
Jan13Moderate
Feb15Moderate
Mar17Moderate
Apr17Moderate
May15Moderate
Jun16Moderate
Jul14Moderate
Aug15Moderate
Sep13Moderate
Oct13Moderate
Nov11Good
Dec12Moderate
Location & terrain

Where is Marseille 14?

Marseille 14 sits at 43.3°N, 5.4°E, 72 m above sea level, in France. The nearest listed city is Saint-Barthélémy, 2.0 km away.

Topography around Marseille 14

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Marseille 14.

Within 3 km, the terrain around Marseille 14 has significant variations in elevation — a maximum elevation change of 303 m around an average of 104 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 773 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,261 m.

The land around Marseille 14 is covered by artificial surfaces (61%) within 3 km, trees (31%), artificial surfaces (22%) and water (22%) within 16 km, and trees (41%) and water (35%) within 80 km.

3 km
303 m
16 km
773 m
80 km
1,261 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwaterwetland
September weather nearby: Saint-Barthélémy 2.0 km · Marseille 13 4.0 km · Marseille 15 4.0 km · Marseille 16 4.0 km · Marseille 03 5.0 km · Marseille 04 5.0 km · Marseille 01 5.0 km · Marseille 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 Marseille 14 (43.3445°, 5.38°, elevation 72 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).