Lons-le-Saunier weather in December

In December, Lons-le-Saunier sees average daytime highs of 7°C and overnight lows near 2°C, with 119 mm of precipitation across 14.6 wet days and about 8.4 hours of daylight. It is the 11th-warmest and 2nd-wettest month of the year here.

Day-to-day highs hold fairly steady near 7°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 36 min at the start of December to 8 h 24 min by month's end. Set against the rest of the year, December is Lons-le-Saunier's 11th-clearest and 1st-windiest month. For the whole year in context, see Lons-le-Saunier's year-round climate.

Daytime high
11th warmest
Overnight low
3rd coldest
Precipitation
119 mm
14.6 wet days
Daylight
8 h 24 min
8:23 AM – 4:45 PM
Cloud cover
69%
11th clearest
Wind
11 km/h
1st windiest
Solar energy
1.01 kWh/m²
Travel score
0.8
out of 10
Air quality
Good
PM2.5 6.4 µg/m³ · 2019

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 7°C through the month.

A typical December day in Lons-le-Saunier reaches about 7°C in the afternoon and slips back to 2°C overnight — a 5°C spread between the day's warmth and the night's chill. On most days the high lands between 2°C and 12°C. Set against its neighbours, December runs about 3°C cooler than November and on par with January.

-5°10°15°151015202531
Avg high (°C)Avg low (°C)
183
283
383
483
573
672
772
872
972
1072
1172
1272
1372
1472
1572
1672
1772
1872
1972
2072
2172
2272
2372
2472
2572
2672
2772
2862
2962
3062
3162

How December really feels in Lons-le-Saunier

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.

Lons-le-Saunier 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 / 10713.42.88.80.6
Feb / 9111.93101.2
Mar12° / 9012.41.511.63.2
Apr16° / 9112.20.313.34.8
May20° / 11°9713014.85.8
Jun24° / 14°7811.1015.66.7
Jul26° / 16°6810015.36.8
Aug26° / 15°699.30147.0
Sep21° / 12°8810.2012.46.5
Oct16° / 103120.110.64.9
Nov10° / 12013.81.49.22.2
Dec / 11914.62.68.40.8

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 11% of December, with mostly cloudy or overcast conditions the remaining 68%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13169
23268
33169
43268
53268
63268
73268
83367
93367
103367
113367
123367
133367
143367
153268
163268
173268
183268
193268
203169
213169
223169
233169
243268
253268
263268
273169
283169
293169
303169
313268

Chance of precipitation in December

Any precipitationSnow

Lons-le-Saunier gets around 119 mm of rain and snow over 14.6 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 47% and peaks near 48% on the wettest days, and about 3 days bring snow.

0%20%40%60%151015202531
Rain chance (%)Snow chance (%)
1479
2479
3479
4478
5478
6478
7467
8467
9467
10467
11457
12457
13467
14467
15467
16467
17467
18468
19478
20479
21479
224810
234810
244810
254810
264810
274810
284810
294810
304810
314810

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 11 km/h in December, the windiest month of the year.

Across December, daily wind ranges from about 11 km/h on the calmest days to 12 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
2012calm
2112calm
2212calm
2312calm
2412calm
2512calm
2612calm
2712calm
2812calm
2912calm
3012calm
3112calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 8 h 36 min at the start of December to 8 h 24 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 8:09 AM to 8:29 AM, and sunset from 4:46 PM to 4:53 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
18.68:094:46
28.68:104:46
38.68:114:46
48.68:124:45
58.58:134:45
68.58:144:45
78.58:154:45
88.58:164:45
98.58:174:45
108.48:184:45
118.48:194:45
128.48:204:45
138.48:204:45
148.48:214:45
158.48:224:45
168.48:234:45
178.48:234:45
188.48:244:46
198.48:254:46
208.48:254:46
218.48:264:47
228.48:264:47
238.48:274:48
248.48:274:48
258.48:274:49
268.48:284:49
278.48:284:50
288.48:284:51
298.48:294:52
308.48:294:52
318.48:294:53

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 1.01 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 1.01 kWh/m² to a high of 5.97 kWh/m² in July across the year — December's 1.01 kWh/m² sits near the bottom.

00.511.52151015202531
Solar energy (kWh/m²)Level
11.1Dim
21.1Dim
31.1Dim
41.1Dim
51.1Dim
61.1Dim
71.1Dim
81.1Dim
91.1Dim
101.1Dim
111.0Dim
121.0Dim
131.0Dim
141.0Dim
151.0Dim
161.0Dim
171.0Dim
181.0Dim
191.0Dim
201.0Dim
211.0Dim
221.0Dim
231.0Dim
241.0Dim
251.0Dim
261.0Dim
271.0Dim
281.0Dim
291.0Dim
301.0Dim
311.0Dim
Planning a trip in December

Is December a good time to visit Lons-le-Saunier?

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

0.8
Sightseeing
11th-best month of the year
0.0
Beach & pool
10th-best month of the year

December is a weaker month for outdoor sightseeing in Lons-le-Saunier.

What to pack for Lons-le-Saunier in December

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

In December, Lons-le-Saunier sees daytime highs around 7°C and nights near 2°C. Pack a warm layer and rain gear. Worth having: a heavy coat. About 15 days see rain.

a warm layerrain geara heavy coat

UV index in Lons-le-Saunier 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 Lons-le-Saunier peaks around July 15 at about 8 (very high) — sunscreen, a hat and midday shade are essential. 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 15UV 8Jan 1UV 1
UV index (midday)Level
Jan1Low
Feb2Low
Mar4Moderate
Apr5High
May6High
Jun7Very high
Jul8Very high
Aug7High
Sep5Moderate
Oct3Moderate
Nov2Low
Dec1Low
Location & terrain

Where is Lons-le-Saunier?

Lons-le-Saunier sits at 46.7°N, 5.6°E, 260 m above sea level, in France. The nearest listed city is Dole, 47 km away.

Topography around Lons-le-Saunier

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

Within 3 km, the terrain around Lons-le-Saunier has significant variations in elevation — a maximum elevation change of 313 m around an average of 312 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 570 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,533 m.

The land around Lons-le-Saunier is covered by trees (42%), grassland (34%) and artificial surfaces (20%) within 3 km, trees (47%) and grassland (37%) within 16 km, and trees (46%), grassland (28%) and cropland (21%) within 80 km.

3 km
313 m
16 km
570 m
80 km
1,533 m
treesgrasslandcroplandartificial surfaceswater
December weather nearby: Dole 47 km · Oyonnax 47 km · Chalon-sur-Saône 55 km · Bourg-en-Bresse 58 km · Nyon 62 km · Meyrin 63 km · Vernier 65 km · Pontarlier 66 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 Lons-le-Saunier (46.6754°, 5.5557°, elevation 260 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. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).