Roanne weather in December

In December, Roanne sees average daytime highs of 7°C and overnight lows near 1°C, with 73 mm of precipitation across 12.5 wet days and about 8.5 hours of daylight. It is the 11th-warmest and 8th-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 17% of the time in December, and the air most often feels dry.

Daylight stretches from about 8 h 42 min at the start of December to 8 h 30 min by month's end. Set against the rest of the year, December is Roanne's 10th-clearest and 3rd-windiest month. For the whole year in context, see Roanne's year-round climate.

Daytime high
11th warmest
Overnight low
3rd coldest
Precipitation
73 mm
12.5 wet days
Daylight
8 h 30 min
8:26 AM – 4:54 PM
Cloud cover
71%
10th clearest
Wind
10 km/h
3rd windiest
Solar energy
1.08 kWh/m²
Travel score
0.7
out of 10
Air quality
Excellent
PM10 13.7 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 Roanne reaches about 7°C in the afternoon and slips back to 1°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between 1°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)
182
272
372
472
571
671
771
871
971
1071
1171
1271
1371
1471
1571
1671
1771
1871
1971
2061
2161
2261
2361
2461
2561
2661
2761
2861
2961
3061
3161

How December really feels in Roanne

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.

Roanne weather by month

How December compares with the rest of the year at a glance. December is the 11th-warmest and 8th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / 6712.73.78.90.4
Feb / 5711.43.5101.0
Mar12° / 6011.81.511.62.9
Apr15° / 7913.30.613.34.2
May19° / 9214.10.114.75.4
Jun23° / 13°7412.4015.56.3
Jul25° / 15°7110.8015.26.8
Aug25° / 14°7810.60146.9
Sep21° / 11°7910012.36.3
Oct16° / 8211.50.110.74.7
Nov10° / 9012.91.49.22.0
Dec / 7312.538.50.7

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 17% 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 72%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12773
22872
32872
42773
52773
62971
72971
83070
93070
102971
113070
123070
133070
143070
153070
162971
172971
182971
192971
202773
212773
222773
232773
242773
252773
262773
272674
282674
292674
302674
312674

Chance of precipitation in December

Any precipitationSnow

Roanne gets around 73 mm of rain and snow over 12.5 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 41% and peaks near 44% on the wettest days, and about 3 days bring snow.

0%10%20%30%40%50%151015202531
Rain chance (%)Snow chance (%)
1449
2449
3439
4439
5429
6429
7419
8418
9408
10408
11408
12408
13408
14408
15409
16409
17409
18409
19409
204010
214010
224011
234011
244011
254011
264011
274011
284011
294012
304012
314012

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 10 km/h in December.

Across December, daily wind ranges from about 9 km/h on the calmest days to 10 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
19calm
29calm
39calm
49calm
59calm
69calm
79calm
810calm
910calm
1010calm
1110calm
1210calm
1310calm
1410calm
1510calm
1610calm
1710calm
1810calm
1910calm
2010calm
2110calm
2210calm
2310calm
2410calm
2510calm
2610calm
2710calm
2810calm
2910calm
3010calm
3110calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 8 h 42 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 12 minutes over December. Sunrise moves from 8:12 AM to 8:32 AM, and sunset from 4:55 PM to 5:02 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
18.78:124:55
28.78:134:54
38.78:144:54
48.68:154:54
58.68:164:54
68.68:184:53
78.68:184:53
88.68:194:53
98.58:204:53
108.58:214:53
118.58:224:53
128.58:234:53
138.58:244:53
148.58:254:53
158.58:254:54
168.58:264:54
178.58:274:54
188.48:274:54
198.48:284:55
208.48:294:55
218.48:294:55
228.48:304:56
238.48:304:56
248.48:304:57
258.48:314:57
268.48:314:58
278.58:314:59
288.58:324:59
298.58:325:00
308.58:325:01
318.58:325:02

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 1.08 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 1.08 kWh/m² to a high of 5.93 kWh/m² in July across the year — December's 1.08 kWh/m² sits near the bottom.

00.511.52151015202531
Solar energy (kWh/m²)Level
11.2Dim
21.2Dim
31.2Dim
41.1Dim
51.1Dim
61.1Dim
71.1Dim
81.1Dim
91.1Dim
101.1Dim
111.1Dim
121.1Dim
131.1Dim
141.1Dim
151.1Dim
161.1Dim
171.1Dim
181.1Dim
191.1Dim
201.1Dim
211.1Dim
221.1Dim
231.1Dim
241.1Dim
251.1Dim
261.1Dim
271.1Dim
281.1Dim
291.1Dim
301.1Dim
311.1Dim
Planning a trip in December

Is December a good time to visit Roanne?

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

0.7
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 Roanne.

What to pack for Roanne in December

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

In December, Roanne sees daytime highs around 7°C and nights near 1°C. Pack a warm layer. Worth having: a heavy coat and rain gear. About 13 days see rain.

a warm layera heavy coatrain gear

UV index in Roanne 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 Roanne peaks around July 15 at about 8 (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 8Dec 22UV 1
UV index (midday)Level
Jan1Low
Feb2Moderate
Mar4Moderate
Apr6High
May7High
Jun7Very high
Jul9Very high
Aug7High
Sep5Moderate
Oct3Moderate
Nov2Low
Dec1Low
Location & terrain

Where is Roanne?

Roanne sits at 46.0°N, 4.1°E, 285 m above sea level, in France. The nearest listed city is Montbrison, 48 km away.

Topography around Roanne

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Roanne.

Within 3 km, the terrain around Roanne has only modest variations in elevation — a maximum elevation change of 63 m around an average of 285 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 712 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,479 m.

The land around Roanne is covered by artificial surfaces (50%) and grassland (24%) within 3 km, grassland (60%) and trees (25%) within 16 km, and grassland (44%) and trees (34%) within 80 km.

3 km
63 m
16 km
712 m
80 km
1,479 m
treesgrasslandcroplandartificial surfaceswater
December weather nearby: Montbrison 48 km · Vichy 51 km · Villefranche-sur-Saône 51 km · Écully 62 km · Tassin-la-Demi-Lune 64 km · Lyon 09 64 km · Lyon 04 66 km · Caluire-et-Cuire 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 Roanne (46.0362°, 4.068°, elevation 285 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).