Aix-les-Bains weather in December

In December, Aix-les-Bains sees average daytime highs of 6°C and overnight lows near -1°C, with 144 mm of precipitation across 13.5 wet days and about 8.6 hours of daylight. It is the 11th-warmest and 2nd-wettest month of the year here.

Day-to-day highs hold fairly steady near 6°C through the month. The sky is clear or mostly clear about 24% of the time in December, and the air most often feels dry.

Daylight stretches from about 8 h 48 min at the start of December to 8 h 30 min by month's end. Set against the rest of the year, December is Aix-les-Bains's 11th-clearest and 6th-windiest month. For the whole year in context, see Aix-les-Bains's year-round climate.

Daytime high
11th warmest
Overnight low
-1°
3rd coldest
Precipitation
144 mm
13.5 wet days
Daylight
8 h 30 min
8:17 AM – 4:48 PM
Cloud cover
66%
11th clearest
Wind
5 km/h
6th windiest
Solar energy
1.18 kWh/m²
Travel score
0.2
out of 10

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 6°C through the month.

A typical December day in Aix-les-Bains reaches about 6°C in the afternoon and slips back to -1°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 1°C and 10°C. Set against its neighbours, December runs about 4°C cooler than November and on par with January.

-10°-5°10°15°151015202531
Avg high (°C)Avg low (°C)
170
270
360
460
560
660
76-1
86-1
96-1
106-1
116-1
126-1
136-1
146-1
156-1
166-1
175-1
185-1
195-1
205-1
215-1
225-1
235-1
245-2
255-2
265-2
275-2
285-2
295-2
305-2
315-2

How December really feels in Aix-les-Bains

Once humidity and wind are folded in, December averages 0 days that feel above 32°C and 31 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
31
wind chill below the day's low

The story in December is cold — wind chill drags the overnight "feels like" below the raw low.

Aix-les-Bains weather by month

How December compares with the rest of the year at a glance. December is the 11th-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -2°12512.86.78.90.1
Feb / -1°10611610.10.8
Mar12° / 11912.73.911.62.8
Apr15° / 11613.32.113.34.1
May19° / 145160.314.75.2
Jun22° / 12°12914.5015.46.0
Jul25° / 14°12713015.16.7
Aug24° / 14°11712.2013.96.8
Sep20° / 11°10911.1012.36.1
Oct15° / 11512.20.310.74.4
Nov / 13413.13.59.31.7
Dec / -1°14413.56.38.60.2

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 24% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 11% of December, with mostly cloudy or overcast conditions the remaining 65%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13466
23466
33565
43565
53565
63565
73664
83664
93664
103664
113664
123763
133763
143763
153763
163763
173763
183664
193664
203664
213664
223565
233466
243466
253466
263466
273466
283466
293466
303565
313565

Chance of precipitation in December

Any precipitationSnow

Aix-les-Bains gets around 144 mm of rain and snow over 13.5 wet days in December. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 44% and peaks near 45% on the wettest days, and about 6 days bring snow.

0%20%40%60%151015202531
Rain chance (%)Snow chance (%)
14421
24421
34521
44521
54521
64421
74420
84420
94420
104420
114420
124319
134319
144319
154319
164219
174218
184218
194219
204219
214219
224320
234320
244421
254421
264421
274421
284521
294521
304522
314522

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 100% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)
1100
2100
3100
4100
5100
6100
7100
8100
9100
10100
11100
12100
13100
14100
15100
16100
17100
18100
19100
20100
21100
22100
23100
24100
25100
26100
27100
28100
29100
30100
31100

Wind in December

Winds average 5 km/h in December.

Across December, daily wind ranges from about 5 km/h on the calmest days to 5 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
15calm
25calm
35calm
45calm
55calm
65calm
75calm
85calm
95calm
105calm
115calm
125calm
135calm
145calm
155calm
165calm
175calm
185calm
195calm
205calm
215calm
225calm
235calm
245calm
255calm
265calm
275calm
285calm
295calm
305calm
315calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 8 h 48 min at the start of December to 8 h 30 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 18 minutes over December. Sunrise moves from 8:04 AM to 8:23 AM, and sunset from 4:49 PM to 4:56 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
18.88:044:49
28.78:054:48
38.78:064:48
48.78:074:48
58.78:084:48
68.68:094:47
78.68:104:47
88.68:114:47
98.68:124:47
108.68:134:47
118.68:134:47
128.58:144:47
138.58:154:47
148.58:164:47
158.58:174:48
168.58:174:48
178.58:184:48
188.58:194:48
198.58:194:49
208.58:204:49
218.58:204:49
228.58:214:50
238.58:214:50
248.58:224:51
258.58:224:51
268.58:224:52
278.58:234:53
288.58:234:53
298.58:234:54
308.58:234:55
318.58:234:56

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 1.18 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 1.18 kWh/m² to a high of 6.03 kWh/m² in July across the year — December's 1.18 kWh/m² sits near the bottom.

00.511.52151015202531
Solar energy (kWh/m²)Level
11.3Dim
21.3Dim
31.3Dim
41.3Dim
51.3Dim
61.3Dim
71.2Dim
81.2Dim
91.2Dim
101.2Dim
111.2Dim
121.2Dim
131.2Dim
141.2Dim
151.2Dim
161.2Dim
171.2Dim
181.2Dim
191.2Dim
201.2Dim
211.2Dim
221.2Dim
231.2Dim
241.2Dim
251.2Dim
261.2Dim
271.2Dim
281.2Dim
291.2Dim
301.2Dim
311.2Dim
Planning a trip in December

Is December a good time to visit Aix-les-Bains?

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

0.2
Sightseeing
11th-best month of the year
0.0
Beach & pool
9th-best month of the year

December is a weaker month for outdoor sightseeing in Aix-les-Bains.

What to pack for Aix-les-Bains in December

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

In December, Aix-les-Bains sees daytime highs around 6°C and nights near -1°C. Pack a warm layer. Worth having: a heavy coat and rain gear. About 14 days see rain.

a warm layera heavy coatrain gear

UV index in Aix-les-Bains 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 Aix-les-Bains 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
Apr5Moderate
May7High
Jun7Very high
Jul9Very high
Aug7High
Sep6High
Oct3Moderate
Nov2Low
Dec1Low

Air quality in Aix-les-Bains in December

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where December falls, not just the annual average.

Air quality in Aix-les-Bains is worst in April — around 16 µg/m³ PM2.5 (moderate), and holds fairly steady the rest of the year.

Modeled monthly averages (CAMS reanalysis, 2015–2024).

01020JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModerateApr 916 µg/m³Sep 2011 µg/m³
PM2.5 (µg/m³)Level
Jan14Moderate
Feb14Moderate
Mar16Moderate
Apr16Moderate
May14Moderate
Jun15Moderate
Jul12Good
Aug12Good
Sep11Good
Oct11Good
Nov12Good
Dec13Moderate
Location & terrain

Where is Aix-les-Bains?

Aix-les-Bains sits at 45.7°N, 5.9°E, 246 m above sea level, in France. The nearest listed city is Chambéry, 14 km away.

Topography around Aix-les-Bains

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Aix-les-Bains.

Within 3 km, the terrain around Aix-les-Bains has significant variations in elevation — a maximum elevation change of 397 m around an average of 310 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,639 m; within 80 km, extreme variations in elevation — a maximum elevation change of 4,621 m.

The land around Aix-les-Bains is covered by trees (34%), water (23%) and artificial surfaces (22%) within 3 km, trees (59%) and grassland (26%) within 16 km, and trees (52%) and grassland (28%) within 80 km.

3 km
397 m
16 km
1,639 m
80 km
4,621 m
treesgrasslandcroplandartificial surfacesbare terrainsnow and icewater
December weather nearby: Chambéry 14 km · Seynod 26 km · Cran-Gevrier 28 km · Annecy 29 km · Annecy-le-Vieux 31 km · Albertville 37 km · Voiron 44 km · Saint-Égrève 54 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 Aix-les-Bains (45.6917°, 5.9086°, elevation 246 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. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).