La Teste-de-Buch weather in December

In December, La Teste-de-Buch sees average daytime highs of 11°C and overnight lows near 8°C, with 90 mm of rain across 13 wet days and about 8.7 hours of daylight. It is the 10th-warmest and 2nd-wettest month of the year here.

Day-to-day highs hold fairly steady near 11°C through the month. The sky is clear or mostly clear about 21% of the time in December, and the air most often feels dry.

Daylight stretches from about 8 h 54 min at the start of December to 8 h 42 min by month's end. Set against the rest of the year, December is La Teste-de-Buch's 11th-clearest and 1st-windiest month. For the whole year in context, see La Teste-de-Buch's year-round climate.

Daytime high
11°
10th warmest
Overnight low
3rd coldest
Rainfall
90 mm
13 wet days
Daylight
8 h 36 min
8:41 AM – 5:20 PM
Cloud cover
68%
11th clearest
Wind
17 km/h
1st windiest
Solar energy
1.26 kWh/m²
Travel score
2.7
out of 10

La Teste-de-Buch is human settlement in France.

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

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 11°C through the month.

A typical December day in La Teste-de-Buch reaches about 11°C in the afternoon and slips back to 8°C overnight — a 4°C spread between the day's warmth and the night's chill. On most days the high lands between 7°C and 15°C. Set against its neighbours, December runs about 3°C cooler than November and about 1°C warmer than January.

10°15°20°151015202531
Avg high (°C)Avg low (°C)
1129
2129
3128
4128
5128
6128
7128
8128
9128
10128
11128
12128
13118
14118
15118
16118
17118
18118
19118
20118
21118
22117
23117
24117
25117
26117
27117
28117
29117
30117
31117

La Teste-de-Buch weather by month

How December compares with the rest of the year at a glance. December is the 10th-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan10° / 8112.392.3
Feb11° / 5910.110.12.5
Mar13° / 5610.611.63.7
Apr15° / 10°641113.24.5
May18° / 14°6210.514.65.8
Jun21° / 17°598.915.36.7
Jul23° / 19°427.4157.6
Aug24° / 19°507.813.97.6
Sep21° / 17°66912.36.8
Oct18° / 14°8111.110.75.7
Nov14° / 10°10613.79.43.6
Dec11° / 90138.72.7

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 21% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 13% of December, with mostly cloudy or overcast conditions the remaining 65%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13466
23466
33466
43466
53664
63664
73664
83763
93862
103862
113862
123862
133862
143763
153763
163664
173664
183565
193466
203466
213367
223367
233367
243268
253268
263268
273268
283268
293268
303268
313367

Chance of precipitation in December

Any precipitation

La Teste-de-Buch gets around 90 mm of rain over 13 wet days in December. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 42% and peaks near 45% on the wettest days.

0%20%40%60%151015202531
Rain chance (%)
145
244
344
444
543
642
742
841
941
1040
1140
1240
1340
1440
1539
1639
1739
1840
1940
2040
2141
2241
2342
2442
2542
2642
2742
2843
2943
3043
3143

Humidity in December

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, December lands in the dry band about 99% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)
1982
2991
3991
4991
5991
6991
7991
8991
9991
10991
11991
12991
13991
14991
15991
16991
17991
18991
19991
201000
211000
221000
231000
241000
251000
261000
271000
281000
291000
301000
311000

Wind in December

Winds average 17 km/h in December, the windiest month of the year.

Across December, daily wind ranges from about 17 km/h on the calmest days to 17 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
117light breeze
217light breeze
317light breeze
417light breeze
517light breeze
617light breeze
717light breeze
817light breeze
917light breeze
1017light breeze
1117light breeze
1217light breeze
1317light breeze
1417light breeze
1517light breeze
1617light breeze
1717light breeze
1817light breeze
1917light breeze
2017light breeze
2117light breeze
2217light breeze
2317light breeze
2417light breeze
2517light breeze
2617light breeze
2717light breeze
2817light breeze
2917light breeze
3017light breeze
3117light breeze

Sunrise & sunset in December

DaylightNight

Daylight runs from about 8 h 54 min at the start of December to 8 h 42 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 12 minutes over December. Sunrise moves from 8:28 AM to 8:48 AM, and sunset from 5:21 PM to 5:28 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
18.98:285:21
28.98:295:20
38.88:305:20
48.88:315:20
58.88:325:20
68.88:335:19
78.88:345:19
88.78:355:19
98.78:365:19
108.78:375:19
118.78:385:19
128.78:385:19
138.78:395:19
148.78:405:20
158.78:415:20
168.68:415:20
178.68:425:20
188.68:435:21
198.68:435:21
208.68:445:21
218.68:445:22
228.68:455:22
238.68:455:23
248.68:465:23
258.68:465:24
268.68:475:24
278.68:475:25
288.68:475:26
298.78:475:26
308.78:485:27
318.78:485:28

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 1.26 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 1.26 kWh/m² to a high of 6.4 kWh/m² in June across the year — December's 1.26 kWh/m² sits near the bottom.

00.511.52151015202531
Solar energy (kWh/m²)Level
11.4Dim
21.4Dim
31.4Dim
41.3Dim
51.3Dim
61.3Dim
71.3Dim
81.3Dim
91.3Dim
101.3Dim
111.3Dim
121.3Dim
131.3Dim
141.3Dim
151.3Dim
161.3Dim
171.3Dim
181.3Dim
191.3Dim
201.3Dim
211.3Dim
221.3Dim
231.3Dim
241.3Dim
251.3Dim
261.3Dim
271.3Dim
281.3Dim
291.3Dim
301.3Dim
311.3Dim
Planning a trip in December

Is December a good time to visit La Teste-de-Buch?

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

2.7
Sightseeing
10th-best month of the year
0.0
Beach & pool
9th-best month of the year

December is a weaker month for outdoor sightseeing in La Teste-de-Buch.

What to pack for La Teste-de-Buch in December

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

In December, La Teste-de-Buch sees daytime highs around 11°C and nights near 8°C. Pack a warm layer. Worth having: rain gear. About 13 days see rain.

a warm layerrain gear

Sea temperature near La Teste-de-Buch in December

The nearest coast averages about 14°C in December — 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 Jul 7 to Sep 18 — about 2.4 months when the water holds above 20°C.

10°15°20°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingcomfortable to swim
Sea temperature (°C)Comfort
Jan12Bracing
Feb12Bracing
Mar12Bracing
Apr13Bracing
May16Cool
Jun18Cool
Jul21Refreshing
Aug22Refreshing
Sep20Refreshing
Oct18Cool
Nov16Cool
Dec14Bracing

UV index in La Teste-de-Buch in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 1. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in La Teste-de-Buch peaks around July 18 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 8 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highModerateLowJul 18UV 8Jan 1UV 1
UV index (midday)Level
Jan1Low
Feb2Low
Mar4Moderate
Apr6High
May6High
Jun7Very high
Jul8Very high
Aug7Very high
Sep5Moderate
Oct3Moderate
Nov2Low
Dec1Low
Location & terrain

Where is La Teste-de-Buch?

La Teste-de-Buch sits at 44.6°N, 1.1°W, 5 m above sea level, in France. The nearest listed city is Gujan-Mestras, 6.0 km away.

Topography around La Teste-de-Buch

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

Within 3 km, the terrain around La Teste-de-Buch has only modest variations in elevation — a maximum elevation change of 70 m around an average of 14 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 96 m; within 80 km, only modest variations in elevation — a maximum elevation change of 139 m.

The land around La Teste-de-Buch is covered by trees (43%) and artificial surfaces (34%) within 3 km, water (41%) and trees (37%) within 16 km, and trees (44%) and water (28%) within 80 km.

3 km
70 m
16 km
96 m
80 km
139 m
treesgrasslandcroplandartificial surfacesbare terrainwaterwetland
December weather nearby: Gujan-Mestras 6.0 km · Cestas 39 km · Saint-Médard-en-Jalles 45 km · Gradignan 45 km · Pessac 45 km · Mérignac 46 km · Eysines 48 km · Talence 48 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 Teste-de-Buch (44.6328°, -1.1451°, elevation 5 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).