La Baule-Escoublac weather in September

In September, La Baule-Escoublac sees average daytime highs of 20°C and overnight lows near 14°C, with 52 mm of rain across 7.8 wet days and about 12.4 hours of daylight. It is the 4th-warmest and 7th-wettest month of the year here.

Highs ease over the month, from about 21°C in the first days to 19°C by the end. The sky is clear or mostly clear about 32% of the time in September, and the air most often feels dry.

Daylight stretches from about 13 h 12 min at the start of September to 11 h 30 min by month's end. Set against the rest of the year, September is La Baule-Escoublac's 3rd-clearest and 11th-windiest month. For the whole year in context, see La Baule-Escoublac's year-round climate.

Daytime high
20°
4th warmest
Overnight low
14°
9th coldest
Rainfall
52 mm
7.8 wet days
Daylight
12 h 18 min
6:54 AM – 7:14 PM
Cloud cover
56%
3rd clearest
Wind
15 km/h
11th windiest
Solar energy
3.99 kWh/m²
Travel score
6.6
out of 10

La Baule-Escoublac is human settlement in France.

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 21°C in the first days to 19°C by the end.

A typical September day in La Baule-Escoublac reaches about 20°C in the afternoon and slips back to 14°C overnight — a 6°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, September runs about 2°C cooler than August and about 4°C warmer than October.

10°15°20°25°30°151015202530
Avg high (°C)Avg low (°C)
12215
22115
32115
42115
52115
62115
72115
82114
92114
102114
112114
122014
132014
142014
152014
162014
172014
182014
192014
202013
211913
221913
231913
241913
251913
261913
271913
281913
291813
301813

La Baule-Escoublac weather by month

How September compares with the rest of the year at a glance. September is the 4th-warmest and 7th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan / 7211.58.71.7
Feb / 549.29.92.0
Mar12° / 509.811.63.1
Apr14° / 5110.113.34.1
May17° / 12°5410.214.85.5
Jun20° / 14°418.615.76.5
Jul22° / 16°417.815.37.1
Aug22° / 16°457.914.17.1
Sep20° / 14°527.812.46.6
Oct16° / 11°7611.610.64.9
Nov12° / 7611.79.13.1
Dec10° / 8112.38.32.0

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 32% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 19% of September, with mostly cloudy or overcast conditions the remaining 49%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
15545
25545
35545
45545
55545
65545
75446
85446
95446
105347
115446
125347
135347
145248
155248
165347
175248
185248
195248
205149
215050
225050
235050
244852
254753
264654
274456
284456
294159
304159

Chance of precipitation in September

Any precipitation

La Baule-Escoublac gets around 52 mm of rain over 7.8 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 27% and peaks near 35% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%50%151015202530
Rain chance (%)
120
220
320
421
521
621
722
822
923
1024
1124
1225
1325
1426
1526
1626
1727
1827
1928
2028
2129
2230
2330
2431
2532
2633
2734
2834
2935
3035

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 42% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)
12944234
23044233
33144223
43243223
53343222
63442222
73541212
83641212
93740212
103840211
113939211
124039201
134138201
144238191
154338191
164438181
174537170
184637160
194737160
204737150
214838150
224838140
234838140
244838140
254838140
264938140
274937130
285037130
295037130
305137120

Wind in September

Winds average 15 km/h in September.

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

05101520151015202530
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
2315light breeze
2415light breeze
2515light breeze
2615light breeze
2715light breeze
2815light breeze
2915light breeze
3015light breeze

Sunrise & sunset in September

DaylightNight

Daylight runs from about 13 h 12 min at the start of September to 11 h 30 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 102 minutes over September. Sunrise moves from 6:33 AM to 7:13 AM, and sunset from 7:45 PM to 6:44 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
113.26:337:45
213.16:357:43
313.16:367:41
413.06:377:39
513.06:397:37
612.96:407:35
712.96:417:33
812.86:437:31
912.76:447:29
1012.76:467:26
1112.66:477:24
1212.66:487:22
1312.56:507:20
1412.56:517:18
1512.46:527:16
1612.36:547:14
1712.36:557:12
1812.26:567:10
1912.26:587:07
2012.16:597:05
2112.07:017:03
2212.07:027:01
2311.97:036:59
2411.97:056:57
2511.87:066:55
2611.87:086:53
2711.77:096:51
2811.67:106:49
2911.67:126:46
3011.57:136:44

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 3.99 kWh/m².

For context, solar energy here swings from a low near 0.99 kWh/m² to a high of 6.18 kWh/m² in June across the year — September's 3.99 kWh/m² falls in the middle.

024151015202530
Solar energy (kWh/m²)Level
14.7Bright
24.7Bright
34.6Bright
44.6Bright
54.5Bright
64.5Bright
74.4Bright
84.4Bright
94.3Bright
104.3Bright
114.2Bright
124.2Bright
134.1Bright
144.0Bright
154.0Bright
164.0Moderate
173.9Moderate
183.8Moderate
193.8Moderate
203.7Moderate
213.7Moderate
223.6Moderate
233.5Moderate
243.5Moderate
253.4Moderate
263.4Moderate
273.3Moderate
283.2Moderate
293.1Moderate
303.1Moderate
Planning a trip in September

Is September a good time to visit La Baule-Escoublac?

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

6.6
Sightseeing
3rd-best month of the year
3.5
Beach & pool
4th-best month of the year

September is a reasonable time to visit La Baule-Escoublac for sightseeing.

What to pack for La Baule-Escoublac in September

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

In September, La Baule-Escoublac sees daytime highs around 20°C and nights near 14°C. Little to plan around — just the basics. About 8 days see rain.

Sea temperature near La Baule-Escoublac in September

The nearest coast averages about 17°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 19 km away) is warmest in August at about 19°C and coldest in February near 9°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
Feb9Bracing
Mar10Bracing
Apr12Bracing
May14Bracing
Jun17Cool
Jul18Cool
Aug19Cool
Sep17Cool
Oct16Cool
Nov14Bracing
Dec11Bracing

UV index in La Baule-Escoublac 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 La Baule-Escoublac peaks around August 10 at about 7 (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.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighModerateLowAug 10UV 7Jan 1UV 1
UV index (midday)Level
Jan1Low
Feb2Low
Mar3Moderate
Apr5High
May6High
Jun7High
Jul7High
Aug7High
Sep5Moderate
Oct3Moderate
Nov2Low
Dec1Low
Location & terrain

Where is La Baule-Escoublac?

La Baule-Escoublac sits at 47.3°N, 2.4°W, 28 m above sea level, in France. The nearest listed city is Guérande, 6.0 km away.

Topography around La Baule-Escoublac

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

Within 3 km, the terrain around La Baule-Escoublac has only modest variations in elevation — a maximum elevation change of 58 m around an average of 23 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 72 m; within 80 km, significant variations in elevation — a maximum elevation change of 311 m.

The land around La Baule-Escoublac is covered by trees (35%) and grassland (22%) within 3 km, water (47%) within 16 km, and water (38%) and grassland (23%) within 80 km.

3 km
58 m
16 km
72 m
80 km
311 m
treesgrasslandcroplandartificial surfacesbare terrainwaterwetland
September weather nearby: Guérande 6.0 km · Saint-Nazaire 11 km · Couëron 49 km · Vannes 50 km · Saint-Herblain 55 km · Orvault 56 km · Bouguenais 57 km · Rezé 61 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 Baule-Escoublac (47.2922°, -2.3639°, elevation 28 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).