Castelnau-le-Lez weather in July

In July, Castelnau-le-Lez sees average daytime highs of 30°C and overnight lows near 18°C, with 24 mm of rain across 3.6 wet days and about 14.9 hours of daylight. It is the 1st-warmest and 12th-wettest month of the year here.

Day-to-day highs hold fairly steady near 30°C through the month. The sky is clear or mostly clear about 64% of the time in July, and the air most often feels dry.

Daylight stretches from about 15 h 12 min at the start of July to 14 h 30 min by month's end. Set against the rest of the year, July is Castelnau-le-Lez's 1st-clearest and 9th-windiest month. For the whole year in context, see Castelnau-le-Lez's year-round climate.

Daytime high
30°
1st warmest
Overnight low
18°
12th coldest
Rainfall
24 mm
3.6 wet days
Daylight
14 h 54 min
5:22 AM – 8:18 PM
Cloud cover
32%
1st clearest
Wind
11 km/h
9th windiest
Solar energy
7.13 kWh/m²
Travel score
5.9
out of 10

Temperature in July

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 30°C through the month.

A typical July day in Castelnau-le-Lez reaches about 30°C in the afternoon and slips back to 18°C overnight — a 12°C spread between the day's warmth and the night's chill. On most days the high lands between 26°C and 34°C. Set against its neighbours, July runs about 3°C warmer than June and on par with August.

10°15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12918
22918
33018
43018
53018
63018
73018
83018
93018
103018
113018
123018
133018
143018
153018
163018
173018
183019
193119
203119
213119
223119
233119
243119
253119
263119
273119
283119
293119
303119
313119

How July really feels in Castelnau-le-Lez

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.

Castelnau-le-Lez weather by month

How July compares with the rest of the year at a glance. July is the 1st-warmest and 12th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan11° / 748.30.99.12.9
Feb13° / 456.10.510.23.8
Mar16° / 566.50.111.65.6
Apr19° / 759013.26.3
May23° / 12°618.2014.57.1
Jun27° / 16°376015.27.1
Jul30° / 18°243.6014.95.9
Aug30° / 18°415.2013.86.0
Sep25° / 15°1116.9012.37.5
Oct20° / 11°13611010.86.3
Nov15° / 12010.509.54.5
Dec12° / 728.60.38.83.2

Cloud cover in July

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 64% of the time in July, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 17% of July, with mostly cloudy or overcast conditions the remaining 18%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17921
27921
37921
47921
57921
67921
77921
88119
98119
108119
118119
128119
138119
148119
158218
168317
178317
188317
198317
208317
218317
228416
238317
248317
258317
268317
278317
288317
298218
308218
318119

Chance of precipitation in July

Any precipitation

Castelnau-le-Lez gets around 24 mm of rain over 3.6 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 12% and peaks near 14% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
114
214
314
414
514
614
714
814
914
1013
1113
1212
1312
1411
1511
1610
1710
1810
199
209
219
229
239
2410
2510
2611
2711
2812
2912
3013
3114

Humidity in July

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, July lands in the dry band about 40% of days. Sticky, muggy-or-worse air turns up on roughly 9% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
144282350
244282350
345282350
445282350
545282350
645282250
745272250
845272260
945272260
1045272260
1145262270
1245262270
1344262270
1444262380
1543252380
1642252490
1740252590
18392525100
19382526100
20372626110
21362627110
22352627111
23342627121
24342727121
25332727121
26322727121
27322727131
28312727131
29312727141
30312727141
31312726151

Wind in July

Winds average 11 km/h in July.

Across July, daily wind ranges from about 10 km/h on the calmest days to 11 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
111calm
211calm
311calm
411calm
511calm
611calm
711calm
811calm
911calm
1011calm
1111calm
1211calm
1311calm
1411calm
1511calm
1611calm
1711calm
1811calm
1911calm
2011calm
2111calm
2210calm
2310calm
2410calm
2510calm
2610calm
2710calm
2810calm
2910calm
3010calm
3110calm

Sunrise & sunset in July

DaylightNight

Daylight runs from about 15 h 12 min at the start of July to 14 h 30 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 42 minutes over July. Sunrise moves from 5:11 AM to 5:36 AM, and sunset from 8:24 PM to 8:05 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
115.25:118:24
215.25:128:24
315.25:128:24
415.25:138:24
515.25:138:23
615.25:148:23
715.15:158:23
815.15:158:23
915.15:168:22
1015.15:178:22
1115.15:188:21
1215.05:188:21
1315.05:198:20
1415.05:208:20
1515.05:218:19
1614.95:228:18
1714.95:228:18
1814.95:238:17
1914.95:248:16
2014.85:258:16
2114.85:268:15
2214.85:278:14
2314.85:288:13
2414.75:298:12
2514.75:308:11
2614.75:318:10
2714.65:328:09
2814.65:338:08
2914.55:348:07
3014.55:358:06
3114.55:368:05

Solar energy in July

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in July, about 7.13 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 1.51 kWh/m² to a high of 7.13 kWh/m² in July across the year — July's 7.13 kWh/m² sits near the top of that range.

02468151015202531
Solar energy (kWh/m²)Level
17.3Intense
27.3Intense
37.3Intense
47.3Intense
57.3Intense
67.3Intense
77.2Intense
87.2Intense
97.2Intense
107.2Intense
117.2Intense
127.2Intense
137.2Intense
147.2Intense
157.2Intense
167.2Intense
177.2Intense
187.1Intense
197.1Intense
207.1Intense
217.1Intense
227.1Intense
237.0Intense
247.0Intense
257.0Intense
267.0Intense
276.9Intense
286.9Intense
296.8Intense
306.8Intense
316.8Intense
Planning a trip in July

Hazard calendar for Castelnau-le-Lez

In seasonPeak

None of Castelnau-le-Lez's seasonal hazards are active in July. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.

Castelnau-le-Lez'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 July a good time to visit Castelnau-le-Lez?

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

5.9
Sightseeing
7th-best month of the year
8.2
Beach & pool
1st-best month of the year

July is a reasonable time to visit Castelnau-le-Lez for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Castelnau-le-Lez in July

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

In July, Castelnau-le-Lez sees daytime highs around 30°C and nights near 18°C. Pack light clothes and sun protection. About 4 days see rain.

light clothessun protection

Sea temperature near Castelnau-le-Lez in July

The nearest coast averages about 21°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 29 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 17 — about 2.8 months when the water holds above 20°C.

10°15°20°25°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmcomfortable to swim
Sea temperature (°C)Comfort
Jan12Bracing
Feb12Bracing
Mar12Bracing
Apr14Bracing
May16Cool
Jun19Cool
Jul21Refreshing
Aug22Refreshing
Sep20Refreshing
Oct18Cool
Nov16Cool
Dec14Bracing

UV index in Castelnau-le-Lez in July

LowModerateHighVery highExtreme

Clear-sky midday UV in July peaks around 9 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Castelnau-le-Lez 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
Jun7Very high
Jul9Very high
Aug7High
Sep5High
Oct3Moderate
Nov2Low
Dec1Low
Location & terrain

Where is Castelnau-le-Lez?

Castelnau-le-Lez sits at 43.6°N, 3.9°E, 59 m above sea level, in France. The nearest listed city is Montpellier, 3.0 km away.

Topography around Castelnau-le-Lez

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Castelnau-le-Lez.

Within 3 km, the terrain around Castelnau-le-Lez has only modest variations in elevation — a maximum elevation change of 111 m around an average of 49 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 328 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,562 m.

The land around Castelnau-le-Lez is covered by artificial surfaces (44%) and trees (41%) within 3 km, trees (38%) within 16 km, and trees (41%) and water (26%) within 80 km.

3 km
111 m
16 km
328 m
80 km
1,562 m
treesshrubsgrasslandcroplandartificial surfaceswaterwetland
July weather nearby: Montpellier 3.0 km · Lattes 8.0 km · Mauguio 9.0 km · Lunel 19 km · Frontignan 24 km · Sète 31 km · Nîmes 43 km · Agde 50 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 Castelnau-le-Lez (43.636°, 3.9014°, elevation 59 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).