La Roche-sur-Yon weather in July

In July, La Roche-sur-Yon sees average daytime highs of 24°C and overnight lows near 15°C, with 41 mm of rain across 7.5 wet days and about 15.3 hours of daylight. It is the 2nd-warmest and 12th-wettest month of the year here.

Day-to-day highs hold fairly steady near 24°C through the month. The sky is clear or mostly clear about 30% of the time in July, and the air most often feels comfortable.

Daylight stretches from about 15 h 36 min at the start of July to 14 h 48 min by month's end. Set against the rest of the year, July is La Roche-sur-Yon's 2nd-clearest and 11th-windiest month. For the whole year in context, see La Roche-sur-Yon's year-round climate.

Daytime high
24°
2nd warmest
Overnight low
15°
12th coldest
Rainfall
41 mm
7.5 wet days
Daylight
15 h 18 min
5:32 AM – 8:50 PM
Cloud cover
56%
2nd clearest
Wind
13 km/h
11th windiest
Solar energy
6.08 kWh/m²
Travel score
7.4
out of 10
Air quality
Good
PM10 15.3 µg/m³ · 2019

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 24°C through the month.

A typical July day in La Roche-sur-Yon reaches about 24°C in the afternoon and slips back to 15°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 20°C and 30°C. Set against its neighbours, July runs about 2°C warmer than June and on par with August.

10°15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12314
22414
32414
42414
52414
62414
72414
82415
92415
102415
112415
122415
132415
142415
152415
162515
172515
182515
192515
202515
212515
222515
232515
242515
252515
262515
272515
282515
292515
302515
312515

How July really feels in La Roche-sur-Yon

Once humidity and wind are folded in, July 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

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

La Roche-sur-Yon 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 / 7611.38.81.8
Feb10° / 589.6102.2
Mar13° / 5510.311.63.6
Apr16° / 5710.713.34.6
May19° / 10°6210.914.85.8
Jun22° / 13°47915.66.7
Jul24° / 15°417.515.37.4
Aug25° / 15°467.5147.4
Sep22° / 12°537.712.46.9
Oct17° / 10°781210.65.2
Nov13° / 7912.19.23.2
Dec10° / 8412.28.42.0

Cloud cover in July

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 30% of the time in July.

Beyond those clear spells, partly cloudy skies cover about 20% of July, with mostly cloudy or overcast conditions the remaining 50%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14555
24555
34654
44654
54654
64852
74852
84852
94951
104951
115149
125248
135248
145347
155347
165347
175248
185248
195248
205248
215149
225149
235149
244951
254951
265050
275050
285050
295050
305050
315050

Chance of precipitation in July

Any precipitation

La Roche-sur-Yon gets around 41 mm of rain over 7.5 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 23% and peaks near 27% on the wettest days.

0%10%20%30%40%151015202531
Rain chance (%)
126
226
326
427
527
626
726
826
925
1024
1124
1223
1322
1422
1521
1621
1721
1821
1921
2021
2121
2222
2322
2422
2522
2623
2723
2823
2924
3024
3124

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 45% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
14044142
24045142
33945142
43946142
53846141
63846141
73846151
83846151
93846161
103846161
113746161
123745171
133745181
143645181
153545191
163445201
173344211
183244231
193044241
202944251
212844262
222744272
232644282
242544282
252544292
262444292
272444303
282344303
292344303
302244303
312244303

Wind in July

Winds average 13 km/h in July.

Across July, 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.

051015151015202531
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
2012light breeze
2112light breeze
2212light breeze
2312light breeze
2412light breeze
2512light breeze
2612light breeze
2712light breeze
2812calm
2912calm
3012calm
3112calm

Sunrise & sunset in July

DaylightNight

Daylight runs from about 15 h 36 min at the start of July to 14 h 48 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 5:21 AM to 5:49 AM, and sunset from 8:57 PM to 8:35 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
115.65:218:57
215.65:228:57
315.65:228:57
415.65:238:56
515.55:238:56
615.55:248:56
715.55:258:55
815.55:258:55
915.55:268:55
1015.55:278:54
1115.45:288:54
1215.45:298:53
1315.45:308:52
1415.45:308:52
1515.35:318:51
1615.35:328:50
1715.35:338:50
1815.25:348:49
1915.25:358:48
2015.25:368:47
2115.15:378:46
2215.15:388:45
2315.15:408:44
2415.05:418:43
2515.05:428:42
2615.05:438:41
2714.95:448:40
2814.95:458:39
2914.85:468:37
3014.85:488:36
3114.85:498:35

Solar energy in July

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in July, about 6.08 kWh/m².

For context, solar energy here swings from a low near 1.04 kWh/m² to a high of 6.19 kWh/m² in June across the year — July's 6.08 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
136.2Intense
146.2Intense
156.2Intense
166.2Intense
176.2Intense
186.2Intense
196.1Intense
206.1Intense
216.1Intense
226.1Intense
236.1Intense
246.0Intense
256.0Intense
266.0Bright
276.0Bright
285.9Bright
295.9Bright
305.9Bright
315.9Bright
Planning a trip in July

Is July a good time to visit La Roche-sur-Yon?

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

7.4
Sightseeing
1st-best month of the year
6.4
Beach & pool
2nd-best month of the year

July is one of the better times to visit La Roche-sur-Yon for general sightseeing. The water and warmth also suit a beach or pool day.

What to pack for La Roche-sur-Yon in July

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

In July, La Roche-sur-Yon sees daytime highs around 24°C and nights near 15°C. Pack sun protection. Worth having: light clothes. About 8 days see rain.

sun protectionlight clothes

Sea temperature near La Roche-sur-Yon 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 33 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
Jun17Cool
Jul19Cool
Aug20Cool
Sep18Cool
Oct17Cool
Nov14Bracing
Dec12Bracing

UV index in La Roche-sur-Yon in July

LowModerateHighVery highExtreme

Clear-sky midday UV in July peaks around 7 — 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 Roche-sur-Yon peaks around July 24 at about 7 (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 highHighModerateLowJul 24UV 7Jan 1UV 1
UV index (midday)Level
Jan1Low
Feb2Low
Mar4Moderate
Apr5High
May6High
Jun7High
Jul7Very high
Aug7Very high
Sep5Moderate
Oct3Moderate
Nov2Low
Dec1Low
Location & terrain

Where is La Roche-sur-Yon?

La Roche-sur-Yon sits at 46.7°N, 1.4°W, 73 m above sea level, in France. The nearest listed city is Les Sables-d'Olonne, 33 km away.

Topography around La Roche-sur-Yon

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

Within 3 km, the terrain around La Roche-sur-Yon has only modest variations in elevation — a maximum elevation change of 51 m around an average of 63 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 135 m; within 80 km, significant variations in elevation — a maximum elevation change of 339 m.

The land around La Roche-sur-Yon is covered by artificial surfaces (46%) and trees (26%) within 3 km, cropland (40%), grassland (31%) and trees (22%) within 16 km, and cropland (32%), water (27%) and grassland (26%) within 80 km.

3 km
51 m
16 km
135 m
80 km
339 m
treesgrasslandcroplandartificial surfaceswater
July weather nearby: Les Sables-d'Olonne 33 km · Les Herbiers 39 km · Challans 40 km · Fontenay-le-Comte 53 km · Vertou 56 km · Bouguenais 59 km · Rezé 59 km · Cholet 60 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 Roche-sur-Yon (46.6697°, -1.4276°, elevation 73 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).