Annonay weather in December

In December, Annonay sees average daytime highs of 7°C and overnight lows near 1°C, with 69 mm of precipitation across 11.1 wet days and about 8.6 hours of daylight. It is the 11th-warmest and 9th-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 18% 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 36 min by month's end. Set against the rest of the year, December is Annonay's 11th-clearest and 7th-windiest month. For the whole year in context, see Annonay's year-round climate.

Daytime high
11th warmest
Overnight low
3rd coldest
Precipitation
69 mm
11.1 wet days
Daylight
8 h 36 min
8:21 AM – 4:54 PM
Cloud cover
69%
11th clearest
Wind
11 km/h
7th windiest
Solar energy
1.18 kWh/m²
Travel score
0.8
out of 10

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 Annonay 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
282
382
482
572
672
772
872
972
1071
1171
1271
1371
1471
1571
1671
1771
1871
1971
2071
2171
2271
2371
2471
2561
2661
2761
2861
2961
3061
3161

How December really feels in Annonay

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.

Annonay weather by month

How December compares with the rest of the year at a glance. December is the 11th-warmest and 9th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / 6911.23.590.5
Feb / 549.42.910.11.2
Mar12° / 6110.81.511.63.2
Apr15° / 8911.90.913.24.5
May19° / 10°9412.50.214.65.8
Jun24° / 13°8011.3015.46.7
Jul26° / 15°869.9015.16.9
Aug26° / 15°809.8013.97.0
Sep21° / 12°1039.5012.36.6
Oct16° / 11111.10.210.74.8
Nov10° / 10812.31.69.32.2
Dec / 6911.12.58.60.8

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 18% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 16% of December, with mostly cloudy or overcast conditions the remaining 66%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13367
23367
33367
43367
53466
63565
73565
83565
93664
103664
113664
123664
133664
143664
153565
163565
173565
183466
193466
203367
213367
223367
233367
243367
253367
263367
273367
283367
293367
303466
313367

Chance of precipitation in December

Any precipitationSnow

Annonay gets around 69 mm of rain and snow over 11.1 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 36% and peaks near 38% on the wettest days, and about 3 days bring snow.

0%10%20%30%40%50%151015202531
Rain chance (%)Snow chance (%)
1388
2388
3388
4387
5387
6387
7377
8377
9377
10367
11367
12367
13357
14358
15358
16348
17348
18348
19348
20349
21349
22359
23359
24359
25369
26369
27369
28369
293610
303610
313710

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.

Across December, daily wind ranges from about 11 km/h on the calmest days to 11 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
2011calm
2111calm
2211calm
2311calm
2411calm
2511calm
2611calm
2711calm
2811calm
2911calm
3011calm
3111calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 8 h 48 min at the start of December to 8 h 36 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 8:07 AM to 8:27 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)
18.88:074:55
28.88:084:55
38.88:094:55
48.78:104:54
58.78:114:54
68.78:124:54
78.78:134:54
88.78:144:54
98.68:154:54
108.68:164:54
118.68:174:54
128.68:184:54
138.68:184:54
148.68:194:54
158.68:204:54
168.68:214:54
178.68:214:55
188.68:224:55
198.58:224:55
208.58:234:56
218.58:244:56
228.58:244:57
238.58:244:57
248.58:254:58
258.58:254:58
268.68:264:59
278.68:264:59
288.68:265:00
298.68:265:01
308.68:275:01
318.68:275:02

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 6.33 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
61.2Dim
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 Annonay?

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 Annonay.

What to pack for Annonay in December

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

In December, Annonay sees daytime highs around 7°C and nights near 1°C. Pack a warm layer. Worth having: a heavy coat and rain gear. About 11 days see rain.

a warm layera heavy coatrain gear

UV index in Annonay 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 Annonay peaks around July 16 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 8 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highHighModerateLowJul 16UV 8Jan 1UV 1
UV index (midday)Level
Jan1Low
Feb2Moderate
Mar4Moderate
Apr5Moderate
May6High
Jun7Very high
Jul9Very high
Aug7High
Sep5Moderate
Oct3Moderate
Nov2Low
Dec1Low

Air quality in Annonay 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 Annonay is worst in March — around 16 µg/m³ PM2.5 (moderate), and holds fairly steady the rest of the year.

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

01020JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodMar 2116 µg/m³Jul 2411 µg/m³
PM2.5 (µg/m³)Level
Jan13Moderate
Feb14Moderate
Mar16Moderate
Apr15Moderate
May13Moderate
Jun15Moderate
Jul11Good
Aug11Good
Sep12Good
Oct12Good
Nov11Good
Dec12Moderate
Location & terrain

Where is Annonay?

Annonay sits at 45.2°N, 4.7°E, 340 m above sea level, in France. The nearest listed city is Saint-Chamond, 29 km away.

Topography around Annonay

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

Within 3 km, the terrain around Annonay has significant variations in elevation — a maximum elevation change of 424 m around an average of 414 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,277 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,234 m.

The land around Annonay is covered by trees (40%), grassland (32%) and artificial surfaces (22%) within 3 km, trees (52%) and grassland (31%) within 16 km, and trees (51%) and grassland (29%) within 80 km.

3 km
424 m
16 km
1,277 m
80 km
2,234 m
treesshrubsgrasslandcroplandartificial surfaceswater
December weather nearby: Saint-Chamond 29 km · Saint-Étienne 31 km · Firminy 34 km · Vienne 36 km · Bourg-lès-Valence 37 km · Romans-sur-Isère 38 km · Valence 40 km · Givors 40 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 Annonay (45.2399°, 4.6707°, elevation 340 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).