La Rochelle weather in July

In July, La Rochelle sees average daytime highs of 23°C and overnight lows near 17°C, with 36 mm of rain across 7.1 wet days and about 15.2 hours of daylight. It is the 2nd-warmest and 12th-wettest month of the year here.

Day-to-day highs hold fairly steady near 23°C through the month. The sky is clear or mostly clear about 40% of the time in July, and the air most often feels comfortable.

Daylight stretches from about 15 h 30 min at the start of July to 14 h 42 min by month's end. Set against the rest of the year, July is La Rochelle's 2nd-clearest and 11th-windiest month. For the whole year in context, see La Rochelle's year-round climate.

Daytime high
23°
2nd warmest
Overnight low
17°
12th coldest
Rainfall
36 mm
7.1 wet days
Daylight
15 h 12 min
5:33 AM – 8:47 PM
Cloud cover
48%
2nd clearest
Wind
15 km/h
11th windiest
Solar energy
6.15 kWh/m²
Travel score
7.5
out of 10

La Rochelle is French commune and prefecture of Charente-Maritime, New Aquitaine.

Air quality
Good
PM2.5 9.1 µg/m³ · 2019
Density
2,702/km²
people per km²

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

Temperature in July

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 23°C through the month.

A typical July day in La Rochelle reaches about 23°C in the afternoon and slips back to 17°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between 19°C and 28°C. Set against its neighbours, July runs about 2°C warmer than June and on par with August.

10°15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12216
22216
32216
42216
52216
62216
72216
82216
92316
102317
112317
122317
132317
142317
152317
162317
172317
182317
192317
202317
212317
222317
232417
242417
252417
262417
272417
282417
292417
302417
312417

La Rochelle weather by month

How July compares with the rest of the year at a glance. July is the 2nd-warmest and 12th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan / 7711.98.81.9
Feb10° / 589.7102.2
Mar13° / 541011.63.5
Apr15° / 579.813.34.5
May18° / 12°5710.214.75.8
Jun21° / 15°478.415.56.7
Jul23° / 17°367.115.27.5
Aug23° / 17°427.2147.6
Sep21° / 15°55812.36.8
Oct17° / 12°8712.310.75.2
Nov13° / 9212.89.23.3
Dec10° / 8712.88.52.1

Cloud cover in July

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 40% of the time in July.

Beyond those clear spells, partly cloudy skies cover about 24% of July, with mostly cloudy or overcast conditions the remaining 36%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15941
26040
36040
46139
56238
66337
76337
86436
96436
106535
116535
126634
136634
146634
156634
166733
176634
186634
196634
206634
216634
226634
236535
246535
256535
266535
276535
286535
296535
306535
316535

Chance of precipitation in July

Any precipitation

La Rochelle gets around 36 mm of rain over 7.1 wet days in July, the driest month. 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 26% on the wettest days.

0%10%20%30%40%151015202531
Rain chance (%)
124
225
325
426
526
626
726
826
925
1024
1124
1223
1322
1421
1520
1620
1720
1820
1919
2019
2119
2219
2320
2420
2520
2620
2720
2821
2921
3021
3122

Humidity in July

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, July lands in the comfortable band about 42% of days. Sticky, muggy-or-worse air turns up on roughly 7% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
121462850
220472850
320472850
419482940
519482940
619482940
719483040
819483040
918473140
1018473140
1118463240
1218453340
1318443350
1418433450
1517423560
1617413660
1716403770
1816393880
1915383980
2014383990
2113384090
22133740100
23123840100
24123840110
25113840110
26113840110
27103939120
28103939120
29103939120
3094039120
3194038121

Wind in July

Winds average 15 km/h in July.

Across July, 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
115light breeze
215light breeze
315light breeze
415light breeze
515light breeze
615light breeze
715light 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
2314light breeze
2414light breeze
2514light breeze
2614light breeze
2714light breeze
2814light breeze
2914light breeze
3014light breeze
3114light breeze

Sunrise & sunset in July

DaylightNight

Daylight runs from about 15 h 30 min at the start of July to 14 h 42 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 48 minutes over July. Sunrise moves from 5:22 AM to 5:49 AM, and sunset from 8:54 PM to 8:32 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
115.55:228:54
215.55:228:54
315.55:238:54
415.55:248:53
515.55:248:53
615.55:258:53
715.45:268:52
815.45:268:52
915.45:278:52
1015.45:288:51
1115.45:298:51
1215.35:308:50
1315.35:308:49
1415.35:318:49
1515.35:328:48
1615.25:338:47
1715.25:348:47
1815.25:358:46
1915.15:368:45
2015.15:378:44
2115.15:388:43
2215.15:398:42
2315.05:408:41
2415.05:418:40
2514.95:428:39
2614.95:438:38
2714.95:458:37
2814.85:468:36
2914.85:478:35
3014.85:488:33
3114.75:498:32

Solar energy in July

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in July, about 6.15 kWh/m².

For context, solar energy here swings from a low near 1.08 kWh/m² to a high of 6.19 kWh/m² in June across the year — July's 6.15 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
16.2Intense
26.2Intense
36.2Intense
46.2Intense
56.2Intense
66.2Intense
76.2Intense
86.2Intense
96.2Intense
106.2Intense
116.2Intense
126.2Intense
136.3Intense
146.3Intense
156.2Intense
166.2Intense
176.2Intense
186.2Intense
196.2Intense
206.2Intense
216.2Intense
226.2Intense
236.1Intense
246.1Intense
256.1Intense
266.1Intense
276.0Intense
286.0Intense
296.0Bright
306.0Bright
315.9Bright
Planning a trip in July

Is July a good time to visit La Rochelle?

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

7.5
Sightseeing
2nd-best month of the year
5.8
Beach & pool
2nd-best month of the year

July is one of the better times to visit La Rochelle for general sightseeing.

What to pack for La Rochelle in July

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

In July, La Rochelle sees daytime highs around 23°C and nights near 17°C. Pack sun protection. Worth having: light clothes. About 7 days see rain.

sun protectionlight clothes

Sea temperature near La Rochelle in July

The nearest coast averages about 19°C in July — 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 20°C and coldest in February near 10°C.

The water stays below 20°C all year — cool enough that most swimmers want a wetsuit.

10°15°20°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshing
Sea temperature (°C)Comfort
Jan10Bracing
Feb10Bracing
Mar10Bracing
Apr12Bracing
May15Bracing
Jun18Cool
Jul19Cool
Aug20Refreshing
Sep19Cool
Oct17Cool
Nov14Bracing
Dec12Bracing

UV index in La Rochelle in July

LowModerateHighVery highExtreme

Clear-sky midday UV in July peaks around 8 — 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 Rochelle peaks around July 20 at about 8 (very high) — sunscreen and a hat are worth it in the middle of the day. It bottoms out near January 1 at about 1 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 7 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highModerateLowJul 20UV 8Jan 1UV 1
UV index (midday)Level
Jan1Low
Feb2Low
Mar4Moderate
Apr6High
May6High
Jun7High
Jul8Very high
Aug7Very high
Sep5Moderate
Oct3Moderate
Nov2Low
Dec1Low
Location & terrain

Where is La Rochelle?

La Rochelle sits at 46.2°N, 1.2°W, 13 m above sea level, in France. The nearest listed city is Rochefort, 28 km away.

Topography around La Rochelle

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

Within 3 km, the terrain around La Rochelle has only modest variations in elevation — a maximum elevation change of 31 m around an average of 11 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 59 m; within 80 km, significant variations in elevation — a maximum elevation change of 305 m.

The land around La Rochelle is covered by artificial surfaces (56%) within 3 km, water (48%) and cropland (29%) within 16 km, and cropland (40%) and water (28%) within 80 km.

3 km
31 m
16 km
59 m
80 km
305 m
treesgrasslandcroplandartificial surfacesbare terrainwaterwetland
July weather nearby: Rochefort 28 km · Fontenay-le-Comte 43 km · Niort 56 km · La Roche-sur-Yon 60 km · Royan 60 km · Saintes 61 km · Les Sables-d'Olonne 61 km · Les Herbiers 79 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 Rochelle (46.1631°, -1.1522°, elevation 13 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).