Outreau weather in December

In December, Outreau sees average daytime highs of 8°C and overnight lows near 5°C, with 106 mm of precipitation across 14.7 wet days and about 7.8 hours of daylight. It is the 10th-warmest and 2nd-wettest month of the year here.

Day-to-day highs hold fairly steady near 8°C through the month. The sky is clear or mostly clear about 15% of the time in December, and the air most often feels dry.

Daylight stretches from about 8 h 06 min at the start of December to 7 h 48 min by month's end. Set against the rest of the year, December is Outreau's 10th-clearest and 2nd-windiest month. For the whole year in context, see Outreau's year-round climate.

Daytime high
10th warmest
Overnight low
3rd coldest
Precipitation
106 mm
14.7 wet days
Daylight
7 h 48 min
8:57 AM – 4:43 PM
Cloud cover
72%
10th clearest
Wind
24 km/h
2nd windiest
Solar energy
0.71 kWh/m²
Travel score
1.3
out of 10
Air quality
Good
PM10 17.5 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 8°C through the month.

A typical December day in Outreau reaches about 8°C in the afternoon and slips back to 5°C overnight — a 3°C spread between the day's warmth and the night's chill. On most days the high lands between 4°C and 12°C. Set against its neighbours, December runs about 3°C cooler than November and about 1°C warmer than January.

-5°10°15°151015202531
Avg high (°C)Avg low (°C)
196
296
396
496
596
696
795
895
985
1085
1185
1285
1385
1485
1585
1685
1785
1885
1985
2085
2185
2285
2385
2485
2585
2685
2785
2885
2985
3085
3185

How December really feels in Outreau

Once humidity and wind are folded in, December averages 0 days that feel above 32°C and 2 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
2
wind chill below the day's low

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

Outreau weather by month

How December compares with the rest of the year at a glance. December is the 10th-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / 8814.30.98.30.9
Feb / 6411.60.99.71.0
Mar / 5310.80.511.51.9
Apr12° / 4810.1013.53.0
May14° / 10°5710.7015.24.2
Jun17° / 13°529.5016.25.5
Jul19° / 15°5510.2015.86.2
Aug20° / 15°7010.4014.36.2
Sep18° / 13°6911.2012.45.5
Oct15° / 11°10114.3010.43.9
Nov11° / 10715.90.18.72.2
Dec / 10614.70.77.81.3

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 15% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 13% of December, with mostly cloudy or overcast conditions the remaining 72%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12773
22971
32971
42971
52872
63070
73070
83070
93070
103169
113169
123169
133070
143070
153070
162872
172872
182872
192773
202773
212773
222773
232674
242674
252674
262575
272674
282674
292674
302674
312773

Chance of precipitation in December

Any precipitationSnow

Outreau gets around 106 mm of rain and snow over 14.7 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 49% on the wettest days, and about 1 day brings snow.

0%20%40%60%151015202531
Rain chance (%)Snow chance (%)
1491
2491
3481
4481
5471
6471
7472
8462
9462
10462
11462
12462
13462
14462
15472
16472
17472
18482
19482
20483
21483
22483
23483
24483
25483
26483
27482
28482
29472
30472
31472

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 24 km/h in December.

Across December, daily wind ranges from about 24 km/h on the calmest days to 25 km/h at its breeziest. It stays fairly steady from day to day.

0102030151015202531
Wind speed (km/h)Feels
124breezy
224breezy
324breezy
424breezy
524breezy
624breezy
724breezy
824breezy
924breezy
1024breezy
1124breezy
1224breezy
1324breezy
1424breezy
1524breezy
1624breezy
1724breezy
1824breezy
1924breezy
2024breezy
2124breezy
2224breezy
2325breezy
2425breezy
2525breezy
2625breezy
2725breezy
2825breezy
2925breezy
3025breezy
3125breezy

Sunrise & sunset in December

DaylightNight

Daylight runs from about 8 h 06 min at the start of December to 7 h 48 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 8:41 AM to 9:03 AM, and sunset from 4:46 PM to 4:51 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
18.18:414:46
28.08:434:45
38.08:444:45
48.08:454:44
58.08:464:44
67.98:474:43
77.98:494:43
87.98:504:43
97.98:514:43
107.88:524:42
117.88:534:42
127.88:544:42
137.88:544:42
147.88:554:42
157.88:564:43
167.88:574:43
177.88:584:43
187.78:584:43
197.78:594:43
207.79:004:44
217.79:004:44
227.79:014:45
237.79:014:45
247.79:014:46
257.79:024:46
267.79:024:47
277.89:024:48
287.89:034:48
297.89:034:49
307.89:034:50
317.89:034:51

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 0.71 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 0.71 kWh/m² to a high of 5.83 kWh/m² in June across the year — December's 0.71 kWh/m² sits near the bottom.

00.511.52151015202531
Solar energy (kWh/m²)Level
10.8Dim
20.8Dim
30.8Dim
40.8Dim
50.8Dim
60.8Dim
70.8Dim
80.8Dim
90.7Dim
100.7Dim
110.7Dim
120.7Dim
130.7Dim
140.7Dim
150.7Dim
160.7Dim
170.7Dim
180.7Dim
190.7Dim
200.7Dim
210.7Dim
220.7Dim
230.7Dim
240.7Dim
250.7Dim
260.7Dim
270.7Dim
280.7Dim
290.7Dim
300.7Dim
310.7Dim
Planning a trip in December

Is December a good time to visit Outreau?

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

1.3
Sightseeing
10th-best month of the year
0.0
Beach & pool
7th-best month of the year

December is a weaker month for outdoor sightseeing in Outreau.

What to pack for Outreau in December

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

In December, Outreau sees daytime highs around 8°C and nights near 5°C. Pack a warm layer and rain gear. Worth having: a windbreaker. About 15 days see rain.

a warm layerrain geara windbreaker

Sea temperature near Outreau in December

The nearest coast averages about 11°C in December — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea offshore is warmest in August at about 18°C and coldest in February near 8°C.

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

5°10°15°20°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshing
Sea temperature (°C)Comfort
Jan9Bracing
Feb8Bracing
Mar8Bracing
Apr9Bracing
May11Bracing
Jun14Bracing
Jul16Cool
Aug18Cool
Sep18Cool
Oct16Cool
Nov13Bracing
Dec11Bracing

UV index in Outreau 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 Outreau peaks around June 20 at about 6 (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 6 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighModerateLowJun 20UV 6Jan 1UV 1
UV index (midday)Level
Jan1Low
Feb1Low
Mar3Moderate
Apr4Moderate
May6High
Jun7High
Jul6High
Aug6High
Sep4Moderate
Oct2Moderate
Nov1Low
Dec1Low
Location & terrain

Where is Outreau?

Outreau sits at 50.7°N, 1.6°E, 59 m above sea level, in France. The nearest listed city is Boulogne-sur-Mer, 3.0 km away.

Topography around Outreau

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

Within 3 km, the terrain around Outreau has only modest variations in elevation — a maximum elevation change of 120 m around an average of 32 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 210 m; within 80 km, significant variations in elevation — a maximum elevation change of 290 m.

The land around Outreau is covered by artificial surfaces (32%) and water (24%) within 3 km, water (48%) within 16 km, and water (45%) and cropland (31%) within 80 km.

3 km
120 m
16 km
210 m
80 km
290 m
treesgrasslandcroplandartificial surfacesbare terrainwater
December weather nearby: Boulogne-sur-Mer 3.0 km · Calais 33 km · Berck-Plage 33 km · Berck 34 km · Saint-Omer 47 km · Dover 51 km · Folkestone 51 km · Deal 59 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 Outreau (50.7054°, 1.5897°, elevation 59 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).