Douarnenez weather in December

In December, Douarnenez sees average daytime highs of 11°C and overnight lows near 8°C, with 129 mm of rain across 15.6 wet days and about 8.2 hours of daylight. It is the 9th-warmest and 1st-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 14% of the time in December, and the air most often feels dry.

Daylight stretches from about 8 h 24 min at the start of December to 8 h 12 min by month's end. Set against the rest of the year, December is Douarnenez's 11th-clearest and 1st-windiest month. For the whole year in context, see Douarnenez's year-round climate.

Daytime high
11°
9th warmest
Overnight low
4th coldest
Rainfall
129 mm
15.6 wet days
Daylight
8 h 12 min
9:08 AM – 5:19 PM
Cloud cover
72%
11th clearest
Wind
26 km/h
1st windiest
Solar energy
0.91 kWh/m²
Travel score
2.2
out of 10

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 Douarnenez reaches about 11°C in the afternoon and slips back to 8°C overnight — a 3°C spread between the day's warmth and the night's chill. On most days the high lands between 7°C and 13°C. Set against its neighbours, December runs about 2°C cooler than November and about 1°C warmer than January.

10°15°151015202531
Avg high (°C)Avg low (°C)
1119
2119
3119
4119
5119
6119
7118
8118
9118
10118
11118
12118
13118
14118
15118
16118
17118
18118
19108
20108
21108
22108
23108
24108
25108
26108
27108
28108
29108
30108
31108

Douarnenez weather by month

How December compares with the rest of the year at a glance. December is the 9th-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan10° / 11515.78.61.8
Feb / 8612.59.91.8
Mar11° / 7012.411.62.3
Apr12° / 691113.43.1
May14° / 11°589.914.94.3
Jun17° / 14°478.915.85.5
Jul18° / 16°479.315.46.2
Aug19° / 16°54914.16.3
Sep17° / 15°609.312.45.7
Oct15° / 13°10614.110.64.2
Nov13° / 10°11715.992.9
Dec11° / 12915.68.22.2

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 14% 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 71%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13466
23466
33367
43466
53466
63466
73565
83565
93466
103466
113367
123367
133367
143268
153169
162971
172971
182872
192872
202773
212773
222575
232575
242575
252476
262476
272476
282476
292476
302476
312476

Chance of precipitation in December

Any precipitation

Douarnenez gets around 129 mm of rain over 15.6 wet days in December, the wettest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 51% and peaks near 53% on the wettest days.

0%20%40%60%151015202531
Rain chance (%)
151
251
350
449
549
648
748
848
948
1048
1148
1249
1349
1450
1550
1651
1751
1851
1952
2052
2152
2253
2353
2453
2553
2653
2753
2853
2952
3052
3152

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

Across December, daily wind ranges from about 25 km/h on the calmest days to 26 km/h at its breeziest. It stays fairly steady from day to day.

0102030151015202531
Wind speed (km/h)Feels
125breezy
225breezy
325breezy
425breezy
525breezy
626breezy
726breezy
826breezy
926breezy
1026breezy
1126breezy
1226breezy
1326breezy
1426breezy
1526breezy
1626breezy
1726breezy
1826breezy
1926breezy
2026breezy
2126breezy
2226breezy
2326breezy
2426breezy
2526breezy
2626breezy
2726breezy
2826breezy
2926breezy
3026breezy
3126breezy

Sunrise & sunset in December

DaylightNight

Daylight runs from about 8 h 24 min at the start of December to 8 h 12 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 8:54 AM to 9:14 AM, and sunset from 5:20 PM to 5:27 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
18.48:545:20
28.48:555:20
38.48:565:20
48.48:575:19
58.38:585:19
68.38:595:19
78.39:005:19
88.39:015:18
98.39:025:18
108.29:035:18
118.29:045:18
128.29:055:18
138.29:065:18
148.29:075:18
158.29:085:18
168.29:085:19
178.29:095:19
188.29:105:19
198.29:105:20
208.29:115:20
218.19:115:20
228.19:125:21
238.19:125:21
248.29:135:22
258.29:135:22
268.29:135:23
278.29:145:24
288.29:145:24
298.29:145:25
308.29:145:26
318.29:145:27

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 0.91 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 0.91 kWh/m² to a high of 6.12 kWh/m² in June across the year — December's 0.91 kWh/m² sits near the bottom.

00.511.52151015202531
Solar energy (kWh/m²)Level
11.0Dim
21.0Dim
31.0Dim
41.0Dim
51.0Dim
61.0Dim
71.0Dim
81.0Dim
91.0Dim
100.9Dim
110.9Dim
120.9Dim
130.9Dim
140.9Dim
150.9Dim
160.9Dim
170.9Dim
180.9Dim
190.9Dim
200.9Dim
210.9Dim
220.9Dim
230.9Dim
240.9Dim
250.9Dim
260.9Dim
270.9Dim
280.9Dim
290.9Dim
300.9Dim
310.9Dim
Planning a trip in December

Is December a good time to visit Douarnenez?

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

2.2
Sightseeing
10th-best month of the year
0.0
Beach & pool
8th-best month of the year

December is a weaker month for outdoor sightseeing in Douarnenez.

What to pack for Douarnenez in December

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

In December, Douarnenez sees daytime highs around 11°C and nights near 8°C. Pack a warm layer and rain gear. Worth having: a windbreaker. About 16 days see rain.

a warm layerrain geara windbreaker

Sea temperature near Douarnenez in December

The nearest coast averages about 12°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 22 km away) is warmest in August at about 16°C and coldest in February near 10°C.

The water stays below 20°C all year — cool enough that most swimmers want a wetsuit.

8°10°12°14°16°18°JanFebMarAprMayJunJulAugSepOctNovDecbracingcool
Sea temperature (°C)Comfort
Jan11Bracing
Feb10Bracing
Mar10Bracing
Apr11Bracing
May13Bracing
Jun15Bracing
Jul16Cool
Aug16Cool
Sep16Cool
Oct15Bracing
Nov14Bracing
Dec12Bracing

UV index in Douarnenez 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 Douarnenez peaks around August 13 at about 7 (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.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighModerateLowAug 13UV 7Jan 1UV 1
UV index (midday)Level
Jan1Low
Feb1Low
Mar3Moderate
Apr5High
May6High
Jun7High
Jul6High
Aug7High
Sep5Moderate
Oct3Moderate
Nov1Low
Dec1Low
Location & terrain

Where is Douarnenez?

Douarnenez sits at 48.1°N, 4.3°W, 23 m above sea level, in France. The nearest listed city is Quimper, 20 km away.

Topography around Douarnenez

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

Within 3 km, the terrain around Douarnenez has only modest variations in elevation — a maximum elevation change of 94 m around an average of 25 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 329 m; within 80 km, significant variations in elevation — a maximum elevation change of 384 m.

The land around Douarnenez is covered by water (44%) and trees (27%) within 3 km, cropland (27%), water (27%) and trees (23%) within 16 km, and water (50%) within 80 km.

3 km
94 m
16 km
329 m
80 km
384 m
treesgrasslandcroplandartificial surfaceswater
December weather nearby: Quimper 20 km · Brest 35 km · Concarneau 39 km · Landerneau 40 km · Morlaix 65 km · Ploemeur 78 km · Lorient 81 km · Lanester 82 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 Douarnenez (48.0954°, -4.329°, elevation 23 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).