Istres weather in October

In October, Istres sees average daytime highs of 21°C and overnight lows near 13°C, with 82 mm of rain across 8.4 wet days and about 10.8 hours of daylight. It is the 6th-warmest and 2nd-wettest month of the year here.

Highs ease over the month, from about 23°C in the first days to 19°C by the end. The sky is clear or mostly clear about 41% 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 Istres's 11th-clearest and 7th-windiest month. For the whole year in context, see Istres's year-round climate.

Daytime high
21°
6th warmest
Overnight low
13°
7th coldest
Rainfall
82 mm
8.4 wet days
Daylight
10 h 48 min
7:02 AM – 5:49 PM
Cloud cover
50%
11th clearest
Wind
15 km/h
7th windiest
Solar energy
3.12 kWh/m²
Travel score
6.8
out of 10

Temperature in October

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 23°C in the first days to 19°C by the end.

A typical October day in Istres reaches about 21°C in the afternoon and slips back to 13°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 17°C and 24°C. Set against its neighbours, October runs about 5°C cooler than September and about 5°C warmer than November.

10°15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12314
22314
32314
42314
52314
62314
72214
82214
92214
102214
112213
122213
132113
142113
152113
162113
172113
182113
192013
202012
212012
222012
232012
242012
252012
261912
271911
281911
291911
301911
311911

Istres 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 daysDaylight (hours)Travel score
Jan12° / 526.59.13.4
Feb13° / 385.410.24.1
Mar16° / 375.711.66.0
Apr19° / 10°60813.26.7
May23° / 14°506.514.57.5
Jun28° / 18°274.315.27.1
Jul31° / 20°152.814.95.9
Aug30° / 20°233.613.85.9
Sep26° / 16°746.312.37.5
Oct21° / 13°828.410.86.8
Nov16° / 859.49.55.0
Dec12° / 5078.83.6

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 41% of the time in October.

Beyond those clear spells, partly cloudy skies cover about 16% of October, with mostly cloudy or overcast conditions the remaining 43%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16535
26535
36436
46436
56436
66337
76337
86238
96139
106139
116040
125941
135842
145842
155743
165644
175545
185545
195446
205446
215446
225446
235446
245347
255347
265347
275347
285248
295248
305347
315347

Chance of precipitation in October

Any precipitation

Istres gets around 82 mm of rain over 8.4 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 28% and peaks near 32% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%151015202531
Rain chance (%)
124
224
324
425
525
625
726
826
926
1027
1127
1227
1327
1427
1528
1628
1728
1828
1928
2028
2128
2228
2328
2428
2529
2629
2730
2831
2931
3031
3132

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 60% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
15029183
25129182
35229172
45229172
55329162
65329162
75429152
85429152
95529142
105530141
115630131
125630131
135630131
145730121
155631121
165631121
175731111
185830111
195930110
206129100
216228100
226228100
23642790
24652690
25672580
26682570
27692470
28712360
29732250
30752140
31762040

Wind in October

Winds average 15 km/h in October.

Across October, daily wind ranges from about 14 km/h on the calmest days to 15 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
114light breeze
214light breeze
314light breeze
414light breeze
514light breeze
614light breeze
714light breeze
815light breeze
915light breeze
1015light breeze
1115light breeze
1215light breeze
1315light breeze
1415light breeze
1515light breeze
1615light breeze
1715light breeze
1815light breeze
1915light breeze
2015light breeze
2115light breeze
2215light breeze
2315light breeze
2415light breeze
2515light breeze
2615light breeze
2715light breeze
2815light breeze
2915light breeze
3015light breeze
3115light 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 6:43 AM to 7:21 AM, and sunset from 6:15 PM to 5:26 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.56:436:15
211.56:446:13
311.46:466:11
411.46:476:09
511.36:486:08
611.36:496:06
711.26:506:04
811.26:526:02
911.16:536:00
1011.16:545:59
1111.06:555:57
1211.06:575:55
1310.96:585:54
1410.96:595:52
1510.87:005:50
1610.87:025:49
1710.77:035:47
1810.77:045:45
1910.67:055:44
2010.67:075:42
2110.57:085:40
2210.57:095:39
2310.47:115:37
2410.47:125:36
2510.47:135:34
2610.37:155:33
2710.37:165:32
2810.27:175:30
2910.27:185:29
3010.17:205:27
3110.17:215:26

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 1.6 kWh/m² to a high of 7.31 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
43.7Moderate
53.7Moderate
63.6Moderate
73.6Moderate
83.5Moderate
93.5Moderate
103.4Moderate
113.4Moderate
123.3Moderate
133.2Moderate
143.2Moderate
153.1Moderate
163.1Moderate
173.0Moderate
183.0Moderate
192.9Moderate
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

Is October a good time to visit Istres?

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

6.8
Sightseeing
4th-best month of the year
4.1
Beach & pool
6th-best month of the year

October is a reasonable time to visit Istres for sightseeing.

What to pack for Istres in October

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

In October, Istres sees daytime highs around 21°C and nights near 13°C. Worth packing: rain gear. About 8 days see rain.

rain gear

Sea temperature near Istres in October

The nearest coast averages about 19°C in October — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 18 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 28 to Sep 24 — about 2.9 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
Sep21Refreshing
Oct19Cool
Nov17Cool
Dec14Bracing

UV index in Istres 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 Istres 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

Air quality in Istres 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 Istres 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 Istres?

Istres sits at 43.5°N, 5.0°E, 14 m above sea level, in France. The nearest listed city is Miramas, 8.0 km away.

Topography around Istres

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

Within 3 km, the terrain around Istres has only modest variations in elevation — a maximum elevation change of 116 m around an average of 21 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 201 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,897 m.

The land around Istres is covered by water (30%), artificial surfaces (28%) and trees (20%) within 3 km, grassland (26%), water (24%) and trees (20%) within 16 km, and trees (38%) and water (31%) within 80 km.

3 km
116 m
16 km
201 m
80 km
1,897 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwaterwetland
October weather nearby: Miramas 8.0 km · Fos-sur-Mer 9.0 km · Port-de-Bouc 12 km · Martigues 13 km · Salon-de-Provence 17 km · Marignane 21 km · Vitrolles 22 km · Les Pennes-Mirabeau 28 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 Istres (43.5134°, 4.9875°, elevation 14 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).