Arles weather in September

In September, Arles sees average daytime highs of 26°C and overnight lows near 16°C, with 90 mm of rain across 6.5 wet days and about 12.3 hours of daylight. It is the 4th-warmest and 3rd-wettest month of the year here.

Highs ease over the month, from about 29°C in the first days to 24°C by the end. The sky is clear or mostly clear about 54% of the time in September, and the air most often feels dry.

Daylight stretches from about 13 h 06 min at the start of September to 11 h 36 min by month's end. Set against the rest of the year, September is Arles's 4th-clearest and 11th-windiest month. For the whole year in context, see Arles's year-round climate.

Daytime high
26°
4th warmest
Overnight low
16°
9th coldest
Rainfall
90 mm
6.5 wet days
Daylight
12 h 18 min
6:27 AM – 6:45 PM
Cloud cover
40%
4th clearest
Wind
13 km/h
11th windiest
Solar energy
4.65 kWh/m²
Travel score
7.3
out of 10
Air quality
Good
PM10 22.3 µg/m³ · 2019

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 29°C in the first days to 24°C by the end.

A typical September day in Arles reaches about 26°C in the afternoon and slips back to 16°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 22°C and 30°C. Set against its neighbours, September runs about 5°C cooler than August and about 5°C warmer than October.

10°15°20°25°30°35°151015202530
Avg high (°C)Avg low (°C)
12918
22917
32917
42817
52817
62817
72817
82817
92816
102716
112716
122716
132716
142716
152616
162615
172615
182615
192615
202515
212515
222515
232515
242514
252514
262414
272414
282414
292414
302414

How September really feels in Arles

Once humidity and wind are folded in, September 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

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

Arles weather by month

How September compares with the rest of the year at a glance. September is the 4th-warmest and 3rd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan11° / 587.10.69.13.2
Feb13° / 405.10.310.24.0
Mar17° / 425.90.111.66.1
Apr20° / 658.7013.26.6
May24° / 13°587.3014.57.3
Jun29° / 17°334.7015.26.6
Jul32° / 20°213.7014.95.1
Aug31° / 19°344.1013.85.3
Sep26° / 16°906.5012.37.3
Oct21° / 12°918.5010.86.8
Nov15° / 939.50.19.54.8
Dec12° / 527.60.28.83.4

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 54% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 14% of September, with mostly cloudy or overcast conditions the remaining 32%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
17525
27525
37426
47426
57426
67327
77327
87327
97228
107228
117228
127030
137030
146931
156832
166832
176634
186634
196535
206634
216535
226535
236436
246436
256436
266337
276436
286436
296337
306337

Chance of precipitation in September

Any precipitation

Arles gets around 90 mm of rain over 6.5 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 22% and peaks near 24% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%151015202530
Rain chance (%)
115
216
317
417
518
618
719
820
920
1021
1122
1222
1323
1423
1524
1624
1724
1824
1924
2024
2124
2224
2324
2424
2524
2624
2724
2824
2924
3024

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, September lands in the dry band about 51% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)
14624237
24724237
34724226
44823226
54923226
64923226
75024215
85024215
95024215
105025215
115025215
125025215
135025214
145026204
155026204
165026204
175126194
185027194
195127184
205327173
215228173
225328163
235428153
245329153
255429143
265529142
275629132
285629132
295629132
305728132

Wind in September

Winds average 13 km/h in September.

Across September, daily wind ranges from about 12 km/h on the calmest days to 13 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202530
Wind speed (km/h)Feels
113light breeze
213light breeze
313light breeze
413light breeze
513light breeze
613light breeze
713light breeze
813light breeze
913light breeze
1013light breeze
1113light breeze
1213light breeze
1313light breeze
1413light breeze
1513light breeze
1613light breeze
1713light breeze
1813light breeze
1913light breeze
2013light breeze
2113light breeze
2213light breeze
2313light breeze
2413light breeze
2512light breeze
2612light breeze
2712light breeze
2812light breeze
2913light breeze
3013light breeze

Sunrise & sunset in September

DaylightNight

Daylight runs from about 13 h 06 min 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 90 minutes over September. Sunrise moves from 6:10 AM to 6:43 AM, and sunset from 7:13 PM to 6:18 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
113.16:107:13
213.06:117:11
313.06:127:09
412.96:137:07
512.96:147:05
612.86:157:04
712.86:177:02
812.76:187:00
912.76:196:58
1012.66:206:56
1112.66:216:54
1212.56:226:52
1312.46:236:50
1412.46:256:48
1512.36:266:47
1612.36:276:45
1712.26:286:43
1812.26:296:41
1912.16:306:39
2012.16:326:37
2112.06:336:35
2212.06:346:33
2311.96:356:31
2411.96:366:29
2511.86:386:27
2611.86:396:26
2711.76:406:24
2811.76:416:22
2911.66:426:20
3011.66:436:18

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 4.65 kWh/m².

For context, solar energy here swings from a low near 1.55 kWh/m² to a high of 7.2 kWh/m² in July across the year — September's 4.65 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
15.5Bright
25.4Bright
35.4Bright
45.3Bright
55.3Bright
65.2Bright
75.2Bright
85.1Bright
95.0Bright
105.0Bright
114.9Bright
124.8Bright
134.8Bright
144.7Bright
154.7Bright
164.6Bright
174.5Bright
184.5Bright
194.4Bright
204.4Bright
214.3Bright
224.3Bright
234.2Bright
244.2Bright
254.1Bright
264.0Bright
274.0Moderate
283.9Moderate
293.9Moderate
303.8Moderate
Planning a trip in September

Is September a good time to visit Arles?

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

7.3
Sightseeing
1st-best month of the year
7.2
Beach & pool
4th-best month of the year

September is one of the better times to visit Arles for general sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Arles in September

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

In September, Arles sees daytime highs around 26°C and nights near 16°C. Worth packing: light clothes and sun protection. About 7 days see rain.

light clothessun protection

Sea temperature near Arles in September

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

The sea at the nearest coast (about 34 km away) is warmest in August at about 22°C and coldest in February near 12°C.

It's comfortable for a long swim from Jun 26 to Sep 23 — about 3 months when the water holds above 20°C.

10°15°20°25°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmcomfortable to swim
Sea temperature (°C)Comfort
Jan13Bracing
Feb12Bracing
Mar13Bracing
Apr14Bracing
May16Cool
Jun19Cool
Jul21Refreshing
Aug22Refreshing
Sep20Refreshing
Oct19Cool
Nov16Cool
Dec14Bracing

UV index in Arles 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 Arles 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
Feb2Moderate
Mar4Moderate
Apr6High
May6High
Jun7Very high
Jul9Very high
Aug7High
Sep5High
Oct3Moderate
Nov2Low
Dec1Low
Location & terrain

Where is Arles?

Arles sits at 43.7°N, 4.6°E, 24 m above sea level, in France. The nearest listed city is Nîmes, 28 km away.

Topography around Arles

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

Within 3 km, the terrain around Arles has only modest variations in elevation — a maximum elevation change of 39 m around an average of 6 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 279 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,877 m.

The land around Arles is covered by artificial surfaces (32%), grassland (26%) and trees (21%) within 3 km, cropland (31%), grassland (27%) and trees (21%) within 16 km, and trees (41%) and water (27%) within 80 km.

3 km
39 m
16 km
279 m
80 km
1,877 m
treesshrubsgrasslandcroplandartificial surfaceswaterwetland
September weather nearby: Nîmes 28 km · Miramas 32 km · Avignon 33 km · Istres 34 km · Le Pontet 37 km · Fos-sur-Mer 37 km · Cavaillon 37 km · Salon-de-Provence 38 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 Arles (43.6768°, 4.6303°, elevation 24 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. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).